public static Greeks GetOptionOnFutureGreeks(double underlyingPrice, double strike, double riskFreeRate,
                                                     DateTime expirationDate, DateTime calculationDate, string optionType, string exerciseType,
                                                     double optionPrice = double.NaN, double impliedVol = 0.15, string engineName = "baw")
        {
            QLNet.Date ExpirationDateObj  = new QLNet.Date(expirationDate.Day, expirationDate.Month, expirationDate.Year);
            QLNet.Date CalculationDateObj = new QLNet.Date(calculationDate.Day, calculationDate.Month, calculationDate.Year);

            QLNet.DayCounter DayCountObj = new QLNet.Actual365Fixed();
            QLNet.Calendar   CalendarObj = new QLNet.UnitedStates();

            Greeks GreeksOutput = new Greeks();

            QLNet.Option.Type OptionTypeObj;
            QLNet.Exercise    ExerciseObj;
            double            ImpliedVol;
            double            OptionPrice;

            int CalDte = DayCountObj.dayCount(CalculationDateObj, ExpirationDateObj);

            GreeksOutput.CalDte = CalDte;

            if (!double.IsNaN(optionPrice))
            {
                if (optionType.ToUpper() == "C")
                {
                    if (optionPrice + strike - underlyingPrice <= 1.0e-12)
                    {
                        GreeksOutput.Delta = 1;
                        return(GreeksOutput);
                    }
                }
                else if (optionType.ToUpper() == "P")
                {
                    if (optionPrice - strike + underlyingPrice <= 1.0e-12)
                    {
                        GreeksOutput.Delta = -1;
                        return(GreeksOutput);
                    }
                }
            }

            if (CalDte == 0)
            {
                if (optionType.ToUpper() == "C")
                {
                    if (strike <= underlyingPrice)
                    {
                        GreeksOutput.Delta = 1;
                    }
                    else
                    {
                        GreeksOutput.Delta = 0;
                    }
                }
                else if (optionType.ToUpper() == "P")
                {
                    if (strike >= underlyingPrice)
                    {
                        GreeksOutput.Delta = -1;
                    }
                    else
                    {
                        GreeksOutput.Delta = 0;
                    }
                }
                return(GreeksOutput);
            }

            if (optionType.ToUpper() == "C")
            {
                OptionTypeObj = QLNet.Option.Type.Call;
            }
            else if (optionType.ToUpper() == "P")
            {
                OptionTypeObj = QLNet.Option.Type.Put;
            }
            else
            {
                return(GreeksOutput);
            }

            if (exerciseType.ToUpper() == "E")
            {
                ExerciseObj = new QLNet.EuropeanExercise(ExpirationDateObj);
            }
            else if (exerciseType.ToUpper() == "A")
            {
                ExerciseObj = new QLNet.AmericanExercise(CalculationDateObj, ExpirationDateObj);
            }
            else
            {
                return(GreeksOutput);
            }

            QLNet.Settings.setEvaluationDate(CalculationDateObj);

            QLNet.Handle <Quote> UnderlyingObj = new QLNet.Handle <Quote>(new QLNet.SimpleQuote(underlyingPrice));
            QLNet.Handle <YieldTermStructure>    FlatRateObj  = new QLNet.Handle <YieldTermStructure>(new QLNet.FlatForward(CalculationDateObj, riskFreeRate, DayCountObj));
            QLNet.Handle <BlackVolTermStructure> FlatVolTsObj = new QLNet.Handle <BlackVolTermStructure>(new QLNet.BlackConstantVol(CalculationDateObj, CalendarObj, impliedVol, DayCountObj));

            QLNet.BlackProcess       BlackProc = new QLNet.BlackProcess(UnderlyingObj, FlatRateObj, FlatVolTsObj);
            QLNet.PlainVanillaPayoff PayoffObj = new QLNet.PlainVanillaPayoff(OptionTypeObj, strike);

            QLNet.VanillaOption OptionObj = new QLNet.VanillaOption(PayoffObj, ExerciseObj);

            if (engineName == "baw")
            {
                OptionObj.setPricingEngine(new QLNet.BaroneAdesiWhaleyApproximationEngine(BlackProc));
            }
            else if (engineName == "fda")
            {
                OptionObj.setPricingEngine(new QLNet.FDAmericanEngine(BlackProc, 100, 100));
            }
            else
            {
                return(GreeksOutput);
            }


            if (!double.IsNaN(optionPrice))
            {
                try
                {
                    ImpliedVol = OptionObj.impliedVolatility(targetValue: optionPrice, process: BlackProc, accuracy: 1e-5);
                }
                catch
                {
                    return(GreeksOutput);
                }

                FlatVolTsObj = new QLNet.Handle <BlackVolTermStructure>(new QLNet.BlackConstantVol(CalculationDateObj, CalendarObj, ImpliedVol, DayCountObj));
                BlackProc    = new QLNet.BlackProcess(UnderlyingObj, FlatRateObj, FlatVolTsObj);

                if (engineName == "baw")
                {
                    OptionObj.setPricingEngine(new QLNet.BaroneAdesiWhaleyApproximationEngine(BlackProc));
                }
                else if (engineName == "fda")
                {
                    OptionObj.setPricingEngine(new QLNet.FDAmericanEngine(BlackProc, 100, 100));
                }
                OptionPrice = optionPrice;
            }
            else
            {
                OptionPrice = OptionObj.NPV();
                ImpliedVol  = impliedVol;
            }

            OptionObj = new QLNet.VanillaOption(PayoffObj, new QLNet.EuropeanExercise(ExpirationDateObj));
            OptionObj.setPricingEngine(new QLNet.AnalyticEuropeanEngine(BlackProc));

            GreeksOutput.Delta       = OptionObj.delta();
            GreeksOutput.Vega        = OptionObj.vega();
            GreeksOutput.Theta       = OptionObj.thetaPerDay();
            GreeksOutput.Gamma       = OptionObj.gamma();
            GreeksOutput.OptionPrice = OptionPrice;
            GreeksOutput.ImpliedVol  = ImpliedVol;

            return(GreeksOutput);
        }
        static void Main(string[] args)
        {
            Calendar calendar = new TARGET();

            Date todaysDate = new Date(22, 7, 2014);
            Date settlementDate = new Date(3, 6, 2014);
            Settings.setEvaluationDate(todaysDate);

            DayCounter dayCounter = new Actual365Fixed();
            double dividendYield = 0.0117;
            double volatility = 0.15517;

            Barrier.Type type = Barrier.Type.UpOut;
            QLNet.PlainVanillaPayoff payoff = new PlainVanillaPayoff(Option.Type.Call,261.4);
            QLNet.EuropeanExercise ex = new EuropeanExercise(new Date(30,11,2015));

            //QLNet.BarrierOption barrierOption = new BarrierOption(type, 1.2,1.0, 0.0, payoff, ex);
            //QLNet.BarrierOption barrierOption = new BarrierOption(type, 313.68, 0.0, payoff, ex);
            QLNet.BarrierOption barrierOption = new BarrierOption(type, 313.68, 0.32,0.0, payoff, ex);

            double underlying = 262.86;
            double riskFreeRate = 0.0243;
            
            Handle<Quote> underlyingH = new Handle<Quote>(new SimpleQuote(underlying));

            // bootstrap the yield/dividend/vol curves
            var flatTermStructure = new Handle<YieldTermStructure>(new FlatForward(settlementDate, riskFreeRate, dayCounter));
            var flatDividendTS = new Handle<YieldTermStructure>(new FlatForward(settlementDate, dividendYield, dayCounter));
            var flatVolTS = new Handle<BlackVolTermStructure>(new BlackConstantVol(settlementDate, calendar, volatility, dayCounter));
            var bsmProcess = new BlackScholesMertonProcess(underlyingH, flatDividendTS, flatTermStructure, flatVolTS);

            QLNet.AnalyticBarrierWithPartiRateEngine engine = new AnalyticBarrierWithPartiRateEngine(bsmProcess);
            barrierOption.setPricingEngine(engine);

            double kk = barrierOption.NPV();

            Console.WriteLine(kk);
            Console.WriteLine(kk / 261.4);
        }
        public YieldTermStructure buildQLNet_YieldTS(Excel_irCurveDataViewModel e_irCurveData)
        {
            QLNet.YieldTermStructure ql_yts = new YieldTermStructure();

            List <QLNet.Date> dates  = new List <QLNet.Date>();
            List <double>     yields = new List <double>();

            foreach (var item in e_irCurveData.Excel_rateDataViewModelList_)
            {
                string tenor = item.Tenor_;

                if (tenor.Substring(0, 1) == "D")
                {
                    int addDays = Convert.ToInt32(tenor.Substring(1, 3));
                    dates.Add(ProgramVariable.ReferenceDate_.AddDays(addDays));
                }
                else if (tenor.Substring(0, 1) == "M")
                {
                    int addMonths = Convert.ToInt32(tenor.Substring(1, 3));
                    dates.Add(ProgramVariable.ReferenceDate_.AddMonths(addMonths));
                }
                else
                {
                    throw new Exception("unknown type tenor : " + tenor);
                }

                yields.Add(Convert.ToDouble(item.Value_));
            }

            QLNet.DayCounter dc = new QLNet.Actual365Fixed();

            QLNet.InterpolatedZeroCurve <QLNet.Linear> curve = new QLNet.InterpolatedZeroCurve <QLNet.Linear>(
                dates, yields, dc, new QLNet.Linear());

            return(ql_yts);
        }
        static void Main(string[] args) {

            DateTime timer = DateTime.Now;

            /*********************
             ***  MARKET DATA  ***
             *********************/

            Calendar calendar = new TARGET();

            Date settlementDate = new Date(18, Month.September, 2008);
            // must be a business day
            settlementDate = calendar.adjust(settlementDate);

            int fixingDays = 3;
            int settlementDays = 3;

            Date todaysDate = calendar.advance(settlementDate, -fixingDays, TimeUnit.Days);
            // nothing to do with Date::todaysDate
            Settings.setEvaluationDate(todaysDate);

            Console.WriteLine("Today: {0}, {1}", todaysDate.DayOfWeek, todaysDate);
            Console.WriteLine("Settlement date: {0}, {1}", settlementDate.DayOfWeek, settlementDate);


            // Building of the bonds discounting yield curve

            /*********************
             ***  RATE HELPERS ***
             *********************/

            // RateHelpers are built from the above quotes together with
            // other instrument dependant infos.  Quotes are passed in
            // relinkable handles which could be relinked to some other
            // data source later.

            // Common data

            // ZC rates for the short end
             double zc3mQuote=0.0096;
             double zc6mQuote=0.0145;
             double zc1yQuote=0.0194;

             Quote zc3mRate = new SimpleQuote(zc3mQuote);
             Quote zc6mRate = new SimpleQuote(zc6mQuote);
             Quote zc1yRate = new SimpleQuote(zc1yQuote);

             DayCounter zcBondsDayCounter = new Actual365Fixed();

             RateHelper zc3m = new DepositRateHelper(new Handle<Quote>(zc3mRate),
                                                          new Period(3, TimeUnit.Months), fixingDays,
                                                          calendar, BusinessDayConvention.ModifiedFollowing,
                                                          true, zcBondsDayCounter);
             RateHelper zc6m = new DepositRateHelper(new Handle<Quote>(zc6mRate),
                                                          new Period(6, TimeUnit.Months), fixingDays,
                                                          calendar, BusinessDayConvention.ModifiedFollowing,
                                                          true, zcBondsDayCounter);
             RateHelper zc1y = new DepositRateHelper(new Handle<Quote>(zc1yRate),
                                                          new Period(1, TimeUnit.Years), fixingDays,
                                                          calendar, BusinessDayConvention.ModifiedFollowing,
                                                          true, zcBondsDayCounter);

            // setup bonds
            double redemption = 100.0;

            const int numberOfBonds = 5;

            Date[] issueDates = {
                    new Date (15, Month.March, 2005),
                    new Date (15, Month.June, 2005),
                    new Date (30, Month.June, 2006),
                    new Date (15, Month.November, 2002),
                    new Date (15, Month.May, 1987)
            };

            Date[] maturities = {
                    new Date (31, Month.August, 2010),
                    new Date (31, Month.August, 2011),
                    new Date (31, Month.August, 2013),
                    new Date (15, Month.August, 2018),
                    new Date (15, Month.May, 2038)
            };

            double[] couponRates = {
                    0.02375,
                    0.04625,
                    0.03125,
                    0.04000,
                    0.04500
            };

            double[] marketQuotes = {
                    100.390625,
                    106.21875,
                    100.59375,
                    101.6875,
                    102.140625
            };

            List<SimpleQuote> quote = new List<SimpleQuote>();
            for (int i=0; i<numberOfBonds; i++) {
                SimpleQuote cp = new SimpleQuote(marketQuotes[i]);
                quote.Add(cp);
            }

            List<RelinkableHandle<Quote>> quoteHandle = new InitializedList<RelinkableHandle<Quote>>(numberOfBonds);
            for (int i=0; i<numberOfBonds; i++) {
                quoteHandle[i].linkTo(quote[i]);
            }

            // Definition of the rate helpers
            List<FixedRateBondHelper> bondsHelpers = new List<FixedRateBondHelper>();
            for (int i=0; i<numberOfBonds; i++) {

                Schedule schedule = new Schedule(issueDates[i], maturities[i], new Period(Frequency.Semiannual), 
                                                 new UnitedStates(UnitedStates.Market.GovernmentBond),
                                                 BusinessDayConvention.Unadjusted, BusinessDayConvention.Unadjusted, 
                                                 DateGeneration.Rule.Backward, false);

                FixedRateBondHelper bondHelper = new FixedRateBondHelper(quoteHandle[i],
                                                                         settlementDays,
                                                                         100.0,
                                                                         schedule,
                                                                         new List<double>() { couponRates[i] },
                                                                         new ActualActual(ActualActual.Convention.Bond),
                                                                         BusinessDayConvention.Unadjusted,
                                                                         redemption,
                                                                         issueDates[i]);

                bondsHelpers.Add(bondHelper);
            }

            /*********************
             **  CURVE BUILDING **
             *********************/

             // Any DayCounter would be fine.
             // ActualActual::ISDA ensures that 30 years is 30.0
             DayCounter termStructureDayCounter = new ActualActual(ActualActual.Convention.ISDA);

             double tolerance = 1.0e-15;

             // A depo-bond curve
             List<RateHelper> bondInstruments = new List<RateHelper>();

             // Adding the ZC bonds to the curve for the short end
             bondInstruments.Add(zc3m);
             bondInstruments.Add(zc6m);
             bondInstruments.Add(zc1y);

             // Adding the Fixed rate bonds to the curve for the long end
             for (int i=0; i<numberOfBonds; i++) {
                 bondInstruments.Add(bondsHelpers[i]);
             }

             YieldTermStructure bondDiscountingTermStructure = new PiecewiseYieldCurve<Discount,LogLinear>(
                                                                     settlementDate, bondInstruments,
                                                                     termStructureDayCounter,
                                                                     new List<Handle<Quote>>(),
                                                                     new List<Date>(),
                                                                     tolerance);

             // Building of the Libor forecasting curve
             // deposits
             double d1wQuote=0.043375;
             double d1mQuote=0.031875;
             double d3mQuote=0.0320375;
             double d6mQuote=0.03385;
             double d9mQuote=0.0338125;
             double d1yQuote=0.0335125;
             // swaps
             double s2yQuote=0.0295;
             double s3yQuote=0.0323;
             double s5yQuote=0.0359;
             double s10yQuote=0.0412;
             double s15yQuote=0.0433;


             /********************
              ***    QUOTES    ***
              ********************/

             // SimpleQuote stores a value which can be manually changed;
             // other Quote subclasses could read the value from a database
             // or some kind of data feed.

             // deposits
             Quote d1wRate = new SimpleQuote(d1wQuote);
             Quote d1mRate = new SimpleQuote(d1mQuote);
             Quote d3mRate = new SimpleQuote(d3mQuote);
             Quote d6mRate = new SimpleQuote(d6mQuote);
             Quote d9mRate = new SimpleQuote(d9mQuote);
             Quote d1yRate = new SimpleQuote(d1yQuote);
             // swaps
             Quote s2yRate = new SimpleQuote(s2yQuote);
             Quote s3yRate = new SimpleQuote(s3yQuote);
             Quote s5yRate = new SimpleQuote(s5yQuote);
             Quote s10yRate = new SimpleQuote(s10yQuote);
             Quote s15yRate = new SimpleQuote(s15yQuote);

             /*********************
              ***  RATE HELPERS ***
              *********************/

             // RateHelpers are built from the above quotes together with
             // other instrument dependant infos.  Quotes are passed in
             // relinkable handles which could be relinked to some other
             // data source later.

             // deposits
             DayCounter depositDayCounter = new Actual360();

             RateHelper d1w = new DepositRateHelper(
                     new Handle<Quote>(d1wRate),
                     new Period(1, TimeUnit.Weeks), fixingDays,
                     calendar, BusinessDayConvention.ModifiedFollowing,
                     true, depositDayCounter);
             RateHelper d1m = new DepositRateHelper(
                     new Handle<Quote>(d1mRate),
                     new Period(1, TimeUnit.Months), fixingDays,
                     calendar, BusinessDayConvention.ModifiedFollowing,
                     true, depositDayCounter);
             RateHelper d3m = new DepositRateHelper(
                     new Handle<Quote>(d3mRate),
                     new Period(3, TimeUnit.Months), fixingDays,
                     calendar, BusinessDayConvention.ModifiedFollowing,
                     true, depositDayCounter);
             RateHelper d6m = new DepositRateHelper(
                     new Handle<Quote>(d6mRate),
                     new Period(6, TimeUnit.Months), fixingDays,
                     calendar, BusinessDayConvention.ModifiedFollowing,
                     true, depositDayCounter);
             RateHelper d9m = new DepositRateHelper(
                     new Handle<Quote>(d9mRate),
                     new Period(9, TimeUnit.Months), fixingDays,
                     calendar, BusinessDayConvention.ModifiedFollowing,
                     true, depositDayCounter);
             RateHelper d1y = new DepositRateHelper(
                     new Handle<Quote>(d1yRate),
                     new Period(1, TimeUnit.Years), fixingDays,
                     calendar, BusinessDayConvention.ModifiedFollowing,
                     true, depositDayCounter);

             // setup swaps
             Frequency swFixedLegFrequency =Frequency.Annual;
             BusinessDayConvention swFixedLegConvention = BusinessDayConvention.Unadjusted;
             DayCounter swFixedLegDayCounter = new Thirty360(Thirty360.Thirty360Convention.European);
             IborIndex swFloatingLegIndex = new Euribor6M();

             Period forwardStart = new Period(1, TimeUnit.Days);

             RateHelper s2y = new SwapRateHelper(
                     new Handle<Quote>(s2yRate), new Period(2, TimeUnit.Years),
                     calendar, swFixedLegFrequency,
                     swFixedLegConvention, swFixedLegDayCounter,
                     swFloatingLegIndex, new Handle<Quote>(),forwardStart);
             RateHelper s3y = new SwapRateHelper(
                     new Handle<Quote>(s3yRate), new Period(3, TimeUnit.Years),
                     calendar, swFixedLegFrequency,
                     swFixedLegConvention, swFixedLegDayCounter,
                     swFloatingLegIndex, new Handle<Quote>(),forwardStart);
             RateHelper s5y = new SwapRateHelper(
                     new Handle<Quote>(s5yRate), new Period(5, TimeUnit.Years),
                     calendar, swFixedLegFrequency,
                     swFixedLegConvention, swFixedLegDayCounter,
                     swFloatingLegIndex, new Handle<Quote>(),forwardStart);
             RateHelper s10y = new SwapRateHelper(
                     new Handle<Quote>(s10yRate), new Period(10, TimeUnit.Years),
                     calendar, swFixedLegFrequency,
                     swFixedLegConvention, swFixedLegDayCounter,
                     swFloatingLegIndex, new Handle<Quote>(),forwardStart);
             RateHelper s15y = new SwapRateHelper(
                     new Handle<Quote>(s15yRate), new Period(15, TimeUnit.Years),
                     calendar, swFixedLegFrequency,
                     swFixedLegConvention, swFixedLegDayCounter,
                     swFloatingLegIndex, new Handle<Quote>(),forwardStart);


             /*********************
              **  CURVE BUILDING **
              *********************/

             // Any DayCounter would be fine.
             // ActualActual::ISDA ensures that 30 years is 30.0

             // A depo-swap curve
             List<RateHelper> depoSwapInstruments = new List<RateHelper>();
             depoSwapInstruments.Add(d1w);
             depoSwapInstruments.Add(d1m);
             depoSwapInstruments.Add(d3m);
             depoSwapInstruments.Add(d6m);
             depoSwapInstruments.Add(d9m);
             depoSwapInstruments.Add(d1y);
             depoSwapInstruments.Add(s2y);
             depoSwapInstruments.Add(s3y);
             depoSwapInstruments.Add(s5y);
             depoSwapInstruments.Add(s10y);
             depoSwapInstruments.Add(s15y);
             YieldTermStructure depoSwapTermStructure = new PiecewiseYieldCurve<Discount,LogLinear>(
                             settlementDate, depoSwapInstruments,
                             termStructureDayCounter,
                             new List<Handle<Quote> >(),
                             new List<Date>(),
                             tolerance);

             // Term structures that will be used for pricing:
             // the one used for discounting cash flows
             RelinkableHandle<YieldTermStructure> discountingTermStructure = new RelinkableHandle<YieldTermStructure>();
             // the one used for forward rate forecasting
             RelinkableHandle<YieldTermStructure> forecastingTermStructure = new RelinkableHandle<YieldTermStructure>();

             /*********************
              * BONDS TO BE PRICED *
              **********************/

             // Common data
             double faceAmount = 100;

             // Pricing engine
             IPricingEngine bondEngine = new DiscountingBondEngine(discountingTermStructure);

             // Zero coupon bond
             ZeroCouponBond zeroCouponBond = new ZeroCouponBond(
                     settlementDays,
                     new UnitedStates(UnitedStates.Market.GovernmentBond),
                     faceAmount,
                     new Date(15, Month.August,2013),
                     BusinessDayConvention.Following,
                     116.92,
                     new Date(15, Month.August,2003));

             zeroCouponBond.setPricingEngine(bondEngine);

             // Fixed 4.5% US Treasury Note
             Schedule fixedBondSchedule = new Schedule(new Date(15, Month.May, 2007),
                     new Date(15,Month.May,2017), new Period(Frequency.Semiannual),
                     new UnitedStates(UnitedStates.Market.GovernmentBond),
                     BusinessDayConvention.Unadjusted, BusinessDayConvention.Unadjusted, DateGeneration.Rule.Backward, false);

             FixedRateBond fixedRateBond = new FixedRateBond(
                     settlementDays,
                     faceAmount,
                     fixedBondSchedule,
                     new List<double>() { 0.045 },
                     new ActualActual(ActualActual.Convention.Bond),
                     BusinessDayConvention.ModifiedFollowing,
                     100.0, new Date(15, Month.May, 2007));

             fixedRateBond.setPricingEngine(bondEngine);

             // Floating rate bond (3M USD Libor + 0.1%)
             // Should and will be priced on another curve later...

             RelinkableHandle<YieldTermStructure> liborTermStructure = new RelinkableHandle<YieldTermStructure>();
             IborIndex libor3m = new USDLibor(new Period(3, TimeUnit.Months), liborTermStructure);
             libor3m.addFixing(new Date(17, Month.July, 2008),0.0278625);

             Schedule floatingBondSchedule = new Schedule(new Date(21, Month.October, 2005),
                     new Date(21, Month.October, 2010), new Period(Frequency.Quarterly),
                     new UnitedStates(UnitedStates.Market.NYSE),
                     BusinessDayConvention.Unadjusted, BusinessDayConvention.Unadjusted, DateGeneration.Rule.Backward, true);

             FloatingRateBond floatingRateBond = new FloatingRateBond(
                     settlementDays,
                     faceAmount,
                     floatingBondSchedule,
                     libor3m,
                     new Actual360(),
                     BusinessDayConvention.ModifiedFollowing,
                     2,
                     // Gearings
                     new List<double>() { 1.0 },
                     // Spreads
                     new List<double>() { 0.001 },
                     // Caps
                     new List<double>(),
                     // Floors
                     new List<double>(),
                     // Fixing in arrears
                     true,
                     100.0,
                     new Date(21, Month.October, 2005));

             floatingRateBond.setPricingEngine(bondEngine);

             // Coupon pricers
             IborCouponPricer pricer = new BlackIborCouponPricer();

             // optionLet volatilities
             double volatility = 0.0;
             Handle<OptionletVolatilityStructure> vol;
             vol = new Handle<OptionletVolatilityStructure>(
                                new ConstantOptionletVolatility(
                                     settlementDays,
                                     calendar,
                                     BusinessDayConvention.ModifiedFollowing,
                                     volatility,
                                     new Actual365Fixed()));

             pricer.setCapletVolatility(vol);
             Utils.setCouponPricer(floatingRateBond.cashflows(),pricer);

             // Yield curve bootstrapping
             forecastingTermStructure.linkTo(depoSwapTermStructure);
             discountingTermStructure.linkTo(bondDiscountingTermStructure);

             // We are using the depo & swap curve to estimate the future Libor rates
             liborTermStructure.linkTo(depoSwapTermStructure);

             /***************
              * BOND PRICING *
              ****************/

             // write column headings
             int[] widths = { 18, 10, 10, 10 };

            Console.WriteLine("{0,18}{1,10}{2,10}{3,10}", "", "ZC", "Fixed", "Floating");

            string separator = " | ";
            int width = widths[0]
                                 + widths[1]
                                          + widths[2]
                                                   + widths[3];
            string rule = "".PadLeft(width, '-'), dblrule = "".PadLeft(width, '=');
            string tab = "".PadLeft(8, ' ');

            Console.WriteLine(rule);

            Console.WriteLine("Net present value".PadLeft(widths[0]) + "{0,10:n2}{1,10:n2}{2,10:n2}", 
                                zeroCouponBond.NPV(),
                                fixedRateBond.NPV(),
                                floatingRateBond.NPV());

            Console.WriteLine("Clean price".PadLeft(widths[0]) + "{0,10:n2}{1,10:n2}{2,10:n2}",
                                zeroCouponBond.cleanPrice(),
                                fixedRateBond.cleanPrice(),
                                floatingRateBond.cleanPrice());

            Console.WriteLine("Dirty price".PadLeft(widths[0]) + "{0,10:n2}{1,10:n2}{2,10:n2}",
                                zeroCouponBond.dirtyPrice(),
                                fixedRateBond.dirtyPrice(),
                                floatingRateBond.dirtyPrice());

            Console.WriteLine("Accrued coupon".PadLeft(widths[0]) + "{0,10:n2}{1,10:n2}{2,10:n2}",
                                zeroCouponBond.accruedAmount(),
                                fixedRateBond.accruedAmount(),
                                floatingRateBond.accruedAmount());

            Console.WriteLine("Previous coupon".PadLeft(widths[0]) + "{0,10:0.00%}{1,10:0.00%}{2,10:0.00%}",
                                "N/A",
                                fixedRateBond.previousCoupon(),
                                floatingRateBond.previousCoupon());

            Console.WriteLine("Next coupon".PadLeft(widths[0]) + "{0,10:0.00%}{1,10:0.00%}{2,10:0.00%}",
                              "N/A",
                              fixedRateBond.nextCoupon(),
                              floatingRateBond.nextCoupon());

            Console.WriteLine("Yield".PadLeft(widths[0]) + "{0,10:0.00%}{1,10:0.00%}{2,10:0.00%}",
                              zeroCouponBond.yield(new Actual360(), Compounding.Compounded, Frequency.Annual),
                              fixedRateBond.yield(new Actual360(), Compounding.Compounded, Frequency.Annual),
                              floatingRateBond.yield(new Actual360(), Compounding.Compounded, Frequency.Annual));

            Console.WriteLine();

            // Other computations
            Console.WriteLine("Sample indirect computations (for the floating rate bond): ");
            Console.WriteLine(rule);

            Console.WriteLine("Yield to Clean Price: {0:n2}",
                floatingRateBond.cleanPrice(floatingRateBond.yield(new Actual360(), Compounding.Compounded, Frequency.Annual),
                                                                   new Actual360(), Compounding.Compounded, Frequency.Annual,
                                                                   settlementDate));

            Console.WriteLine("Clean Price to Yield: {0:0.00%}",
                floatingRateBond.yield(floatingRateBond.cleanPrice(),new Actual360(), Compounding.Compounded, Frequency.Annual,
                                       settlementDate));

            /* "Yield to Price"
               "Price to Yield" */

            Console.WriteLine(" \nRun completed in {0}", DateTime.Now - timer);
            Console.WriteLine();

            Console.Write("Press any key to continue ...");
            Console.ReadKey();
        }
Exemple #5
0
        public QLNet.YieldTermStructure yieldCurve(CurveShift curveShift = null)
        {
            if (curveShift == null)
                curveShift = new ParallelCurveShift(0.0);

            QLNet.DayCounter dc = new QLNet.Actual365Fixed();

            List<Handle<Quote>> quotes = new List<Handle<Quote>>();
            List<double> datas = new List<double>();
            List<Date> dates = new List<Date>();

            CalendarManager cm = new CalendarManager(this.ReferenceDate_, CalendarManager.CountryType.SOUTH_KOREA);

            foreach (clsHDAT_CURVEDATA_TB tb in this.ResultCuveData_)
	        {
                DateTime dt = cm.adjust(this.ReferenceDate_,tb.TENOR);
                double? rate = tb.RATE + curveShift.shift(dt);

                dates.Add(dt);
                SimpleQuote quote = new SimpleQuote(rate);
                Handle<Quote> handleQuote = new Handle<Quote>(quote);

                quotes.Add(handleQuote);
                datas.Add(rate.Value);

	        }

            InterpolatedZeroCurve<ConvexMonotone>
                        yiels_ts = new InterpolatedZeroCurve<ConvexMonotone>(
                                                this.ReferenceDate_,
                                                dates,
                                                datas,
                                                dc,
                                                new ConvexMonotone(),
                                                Compounding.Compounded,
                                                Frequency.Annual);

            return yiels_ts;

        }
Exemple #6
0
        public void testImpliedHazardRate()
        {
            // Testing implied hazard-rate for credit-default swaps...

            SavedSettings backup = new SavedSettings();

            // Initialize curves
            Calendar calendar = new TARGET();
            Date today = calendar.adjust(Date.Today);
            Settings.setEvaluationDate(today);

            double h1 = 0.30, h2 = 0.40;
            DayCounter dayCounter = new Actual365Fixed();

            List<Date> dates = new List<Date>(3);
            List<double> hazardRates = new List<double>(3);
            dates.Add(today);
            hazardRates.Add(h1);

            dates.Add(today + new Period(5,TimeUnit.Years));
            hazardRates.Add(h1);

            dates.Add(today + new Period(10,TimeUnit.Years));
            hazardRates.Add(h2);

            RelinkableHandle<DefaultProbabilityTermStructure> probabilityCurve =
                new RelinkableHandle<DefaultProbabilityTermStructure>();
            probabilityCurve.linkTo(new InterpolatedHazardRateCurve<BackwardFlat>(dates,
                                                                                            hazardRates,
                                                                                            dayCounter));

            RelinkableHandle<YieldTermStructure> discountCurve = new RelinkableHandle<YieldTermStructure>();
            discountCurve.linkTo(new FlatForward(today,0.03,new Actual360()));

            Frequency frequency = Frequency.Semiannual;
            BusinessDayConvention convention = BusinessDayConvention.ModifiedFollowing;

            Date issueDate = calendar.advance(today, -6, TimeUnit.Months);
            double fixedRate = 0.0120;
            DayCounter cdsDayCount = new Actual360();
            double notional = 10000.0;
            double recoveryRate = 0.4;

            double? latestRate = null;
            for (int n=6; n<=10; ++n)
            {
                Date maturity = calendar.advance(issueDate, n, TimeUnit.Years);
                Schedule schedule = new Schedule(issueDate, maturity, new Period(frequency), calendar,
                                        convention, convention,
                                        DateGeneration.Rule.Forward, false);

                CreditDefaultSwap cds = new CreditDefaultSwap(Protection.Side.Seller, notional, fixedRate,
                                            schedule, convention, cdsDayCount,true, true);
                cds.setPricingEngine(new MidPointCdsEngine(probabilityCurve, recoveryRate, discountCurve));

                double NPV = cds.NPV();
                double flatRate = cds.impliedHazardRate(NPV, discountCurve,
                                                                    dayCounter,
                                                                    recoveryRate);

                if (flatRate < h1 || flatRate > h2) {
                    Assert.Fail("implied hazard rate outside expected range\n"
                                    + "    maturity: " + n + " years\n"
                                    + "    expected minimum: " + h1 + "\n"
                                    + "    expected maximum: " + h2 + "\n"
                                    + "    implied rate:     " + flatRate);
                }

                if (n > 6 && flatRate < latestRate) {
                    Assert.Fail("implied hazard rate decreasing with swap maturity\n"
                                    + "    maturity: " + n + " years\n"
                                    + "    previous rate: " + latestRate + "\n"
                                    + "    implied rate:  " + flatRate);
                }

                latestRate = flatRate;

                RelinkableHandle<DefaultProbabilityTermStructure> probability = new RelinkableHandle<DefaultProbabilityTermStructure>();
                probability.linkTo(new FlatHazardRate(	today,new Handle<Quote>(new SimpleQuote(flatRate)),dayCounter));

                CreditDefaultSwap cds2 = new CreditDefaultSwap(Protection.Side.Seller, notional, fixedRate,
                                                schedule, convention, cdsDayCount,true, true);
                cds2.setPricingEngine(new MidPointCdsEngine(probability,recoveryRate,discountCurve));

                double NPV2 = cds2.NPV();
                double tolerance = 1.0;
                if (Math.Abs(NPV-NPV2) > tolerance) {
                    Assert.Fail("failed to reproduce NPV with implied rate\n"
                                    + "    expected:   " + NPV + "\n"
                                    + "    calculated: " + NPV2);
                }
            }
        }
        public static Greeks GetOptionOnFutureGreeks(double underlyingPrice,double strike,double riskFreeRate, 
            DateTime expirationDate, DateTime calculationDate, string optionType, string exerciseType,
            double optionPrice=double.NaN,double impliedVol=0.15,string engineName="baw")
        {
            QLNet.Date ExpirationDateObj = new QLNet.Date(expirationDate.Day, expirationDate.Month, expirationDate.Year);
            QLNet.Date CalculationDateObj = new QLNet.Date(calculationDate.Day, calculationDate.Month, calculationDate.Year);

            QLNet.DayCounter DayCountObj = new QLNet.Actual365Fixed();
            QLNet.Calendar CalendarObj = new QLNet.UnitedStates();

            Greeks GreeksOutput = new Greeks();
            QLNet.Option.Type OptionTypeObj;
            QLNet.Exercise ExerciseObj;
            double ImpliedVol;
            double OptionPrice;

            int CalDte = DayCountObj.dayCount(CalculationDateObj, ExpirationDateObj);
            GreeksOutput.CalDte = CalDte;

            if (!double.IsNaN(optionPrice))
            {
                if (optionType.ToUpper() == "C")
                {
                    if (optionPrice + strike - underlyingPrice <= 1.0e-12)
                    {
                        GreeksOutput.Delta = 1;
                        return GreeksOutput;
                    }
                }
                else if (optionType.ToUpper() == "P")
                {
                    if (optionPrice - strike + underlyingPrice <= 1.0e-12)
                    {
                        GreeksOutput.Delta = -1;
                        return GreeksOutput;
                    }
                }
            }

            if (CalDte == 0)
            {
                if (optionType.ToUpper() == "C")
                {
                    if (strike <= underlyingPrice)
                    {
                        GreeksOutput.Delta = 1;
                    }
                    else
                    {
                        GreeksOutput.Delta = 0;
                    }
                }
                else if (optionType.ToUpper() == "P")
                {
                    if (strike >= underlyingPrice)
                    {
                        GreeksOutput.Delta = -1;
                    }
                    else
                    {
                        GreeksOutput.Delta = 0;
                    }
                }
                return GreeksOutput;
            }

            if (optionType.ToUpper() == "C")
            {
                OptionTypeObj = QLNet.Option.Type.Call;
            }
            else if (optionType.ToUpper() == "P")
            {
                OptionTypeObj = QLNet.Option.Type.Put;
            }
            else
            {
                return GreeksOutput;
            }

            if (exerciseType.ToUpper() == "E")
            {
                ExerciseObj = new QLNet.EuropeanExercise(ExpirationDateObj);
            }
            else if (exerciseType.ToUpper() == "A")
            {
                ExerciseObj = new QLNet.AmericanExercise(CalculationDateObj, ExpirationDateObj);
            }
            else
            {
                return GreeksOutput;
            }

            QLNet.Settings.setEvaluationDate(CalculationDateObj);

            QLNet.Handle<Quote> UnderlyingObj = new QLNet.Handle<Quote>(new QLNet.SimpleQuote(underlyingPrice));
            QLNet.Handle<YieldTermStructure> FlatRateObj = new QLNet.Handle<YieldTermStructure>(new QLNet.FlatForward(CalculationDateObj, riskFreeRate, DayCountObj));
            QLNet.Handle<BlackVolTermStructure> FlatVolTsObj = new QLNet.Handle<BlackVolTermStructure>(new QLNet.BlackConstantVol(CalculationDateObj, CalendarObj, impliedVol, DayCountObj));

            QLNet.BlackProcess BlackProc = new QLNet.BlackProcess(UnderlyingObj, FlatRateObj, FlatVolTsObj);
            QLNet.PlainVanillaPayoff PayoffObj = new QLNet.PlainVanillaPayoff(OptionTypeObj, strike);

            QLNet.VanillaOption OptionObj = new QLNet.VanillaOption(PayoffObj, ExerciseObj);

            if (engineName == "baw")
            {
                OptionObj.setPricingEngine(new QLNet.BaroneAdesiWhaleyApproximationEngine(BlackProc));
            }
            else if (engineName == "fda")
            {
                OptionObj.setPricingEngine(new QLNet.FDAmericanEngine(BlackProc, 100, 100));
            }
            else
            {
                return GreeksOutput;
            }


            if (!double.IsNaN(optionPrice))
            {
                try
                {

                    ImpliedVol = OptionObj.impliedVolatility(targetValue:optionPrice, process:BlackProc,accuracy:1e-5);
                }
                catch
                {
                    return GreeksOutput;
                }
                
                FlatVolTsObj = new QLNet.Handle<BlackVolTermStructure>(new QLNet.BlackConstantVol(CalculationDateObj, CalendarObj, ImpliedVol, DayCountObj));
                BlackProc = new QLNet.BlackProcess(UnderlyingObj, FlatRateObj, FlatVolTsObj);

                if (engineName == "baw")
                {
                    OptionObj.setPricingEngine(new QLNet.BaroneAdesiWhaleyApproximationEngine(BlackProc));
                }
                else if (engineName == "fda")
                {
                    OptionObj.setPricingEngine(new QLNet.FDAmericanEngine(BlackProc, 100, 100));
                }
                OptionPrice = optionPrice;
            }
            else
            {
                OptionPrice = OptionObj.NPV();
                ImpliedVol = impliedVol;
            }

            OptionObj = new QLNet.VanillaOption(PayoffObj, new QLNet.EuropeanExercise(ExpirationDateObj));
            OptionObj.setPricingEngine(new QLNet.AnalyticEuropeanEngine(BlackProc));

            GreeksOutput.Delta = OptionObj.delta();
            GreeksOutput.Vega = OptionObj.vega();
            GreeksOutput.Theta = OptionObj.thetaPerDay();
            GreeksOutput.Gamma = OptionObj.gamma();
            GreeksOutput.OptionPrice = OptionPrice;
            GreeksOutput.ImpliedVol = ImpliedVol;

            return GreeksOutput;

        }
Exemple #8
0
        public override void calculate(DateTime calcDate, FP_Parameter fp_parameter)
        {
            // master data load

            this.indexOptionDAO_.SelectOwn();

            // market data load
            
            // index data
            clsHDAT_MARKETDATA_TB clstb = new clsHDAT_MARKETDATA_TB();

            string calcDateStr = calcDate.ToString("yyyyMMdd");
            QLNet.Settings.setEvaluationDate(calcDate);

            clstb.REF_DT = calcDateStr;
            clstb.INDEX_CD = this.indexOptionDAO_.UNDERLYING_INDEX_CD;

            int checkNum = clstb.SelectOwn();

            if (checkNum == 0) { throw new Exception("market data does not exist : " + calcDateStr + " " + clstb.INDEX_CD); }

            double indexData = clstb.LAST;

            // curveData --------------------------------------------------

            string curve_cd = "IRSKRW";
            
            YieldCurve curveManager = new YieldCurve();

            curveManager.loadCurveData(calcDate,curve_cd,clsHDAT_CURVEDATA_TB.RATE_TYP_Type.YTM);
            QLNet.YieldTermStructure yield_ts = curveManager.yieldCurve();

            // calculate

            string maturityDateStr = this.indexOptionDAO_.MATURITY_DT;

            System.Globalization.CultureInfo us
                = new System.Globalization.CultureInfo("en-US");

            DateTime maturityDate = DateTime.ParseExact(maturityDateStr, "yyyyMMdd", us);

            DayCounter dc = new Actual365Fixed();
            Calendar cal = new NullCalendar();

            double vol = 0.3;

            double strike = this.indexOptionDAO_.STRIKE;
            PlainVanillaPayoff strikePayoff = new PlainVanillaPayoff(Option.Type.
                Call, strike);

            Exercise exercise = new EuropeanExercise(maturityDate);

            VanillaOption q_option = new VanillaOption(strikePayoff,exercise);

            Handle<Quote> x0 = new Handle<Quote>(new SimpleQuote(indexData));
            FlatForward flatForward = new FlatForward(calcDate,0.01,dc);
            Handle<YieldTermStructure> dividendTS = new Handle<YieldTermStructure>(flatForward);
            Handle<YieldTermStructure> riskFreeTS = new Handle<YieldTermStructure>(yield_ts);
            BlackConstantVol blackConstVol = new BlackConstantVol(calcDate,cal,vol,dc);
            Handle<BlackVolTermStructure> blackVolTS = new Handle<BlackVolTermStructure>(blackConstVol);

            GeneralizedBlackScholesProcess process =new GeneralizedBlackScholesProcess(x0 ,dividendTS,riskFreeTS,blackVolTS);
            
            AnalyticEuropeanEngine europeanEngine = new AnalyticEuropeanEngine(process);

            q_option.setPricingEngine(europeanEngine);

            double value = q_option.NPV(); 
            double indexMultiplier = this.indexOptionDAO_.INDEX_MULTIPLIER;
            int quantity = this.indexOptionDAO_.QUANTITY;

            clsHITM_FP_GREEKRESULT_TB result_tb = new clsHITM_FP_GREEKRESULT_TB();

            result_tb.FP_GREEKRESULT_ID = IDGenerator.getNewGreekResultID(this.indexOptionDAO_.INSTRUMENT_ID,calcDateStr);
            result_tb.CALC_DT = calcDateStr;
            result_tb.INSTRUMENT_ID = this.indexOptionDAO_.INSTRUMENT_ID;
            result_tb.INSTRUMENT_TYP = this.indexOptionDAO_.INSTRUMENT_TYP;
            result_tb.UNDERLYING_ID = "KOSPI200";
            result_tb.UNDERLYING_VALUE = indexData;
            //result_tb.SEQ = 1;
            result_tb.DELTA = (q_option.delta() * indexData / 100) * indexMultiplier * quantity; // 1% Delta
            result_tb.GAMMA = 0.5 * (q_option.gamma() * indexData / 100) * indexMultiplier * quantity; // 1% Gamma
            result_tb.VEGA = q_option.vega() / 100 * indexMultiplier * quantity; // 1% point Vega
            result_tb.CALC_PRICE = value * indexMultiplier * quantity;
            result_tb.CALCULATED_FLAG = (int)clsHITM_FP_GREEKRESULT_TB.CALCULATED_FLAG_Type.CALCULATED;
            result_tb.CALCULATED_TIME = DateTime.Now.ToString("HHmmss"); ;
            result_tb.CALCULATE_TYP = (int)clsHITM_FP_GREEKRESULT_TB.CALCULATE_TYP_Type.ANALYTICS;

            // price

            if (result_tb.UpdateDateResult() == 0)
            { throw new Exception("update result fail. no exist , calcDate : " + calcDate.ToString("yyyyMMdd") + " , inst_id : " + result_tb.INSTRUMENT_ID); }

            // delta

            // gamma and others : no exist ?


        }
        public YieldTermStructure buildQLNet_YieldTS(Excel_irCurveDataViewModel e_irCurveData)
        {
            QLNet.YieldTermStructure ql_yts = new YieldTermStructure();

            List<QLNet.Date> dates = new List<QLNet.Date>();
            List<double> yields = new List<double>();

            foreach (var item in e_irCurveData.Excel_rateDataViewModelList_)
            {
                string tenor = item.Tenor_;

                if (tenor.Substring(0, 1) == "D")
                {
                    int addDays = Convert.ToInt32(tenor.Substring(1, 3));
                    dates.Add(ProgramVariable.ReferenceDate_.AddDays(addDays));
                }
                else if (tenor.Substring(0, 1) == "M")
                {
                    int addMonths = Convert.ToInt32(tenor.Substring(1, 3));
                    dates.Add(ProgramVariable.ReferenceDate_.AddMonths(addMonths));
                }
                else
                {
                    throw new Exception("unknown type tenor : " + tenor);
                }

                yields.Add(Convert.ToDouble(item.Value_));

            }

            QLNet.DayCounter dc = new QLNet.Actual365Fixed();

            QLNet.InterpolatedZeroCurve<QLNet.Linear> curve = new QLNet.InterpolatedZeroCurve<QLNet.Linear>(
                dates, yields, dc, new QLNet.Linear());

            return ql_yts;
        }
        //static void Main(string[] args) 
        //{
        //    List<double> xGrid = Enumerable.Range(0, 100).Select(x => x / 10.0).ToList();
        //    List<double> yGrid = Enumerable.Range(0, 100).Select(x => x / 10.0).ToList();

        //    //List<double> xGrid = Enumerable.Range(0, 100);
        //    CubicInterpolation cubic = new CubicInterpolation(xGrid, xGrid.Count, yGrid, 
        //                                                      CubicInterpolation.DerivativeApprox.Kruger, true,
        //                                                      CubicInterpolation.BoundaryCondition.SecondDerivative , 0.0,
        //                                                      CubicInterpolation.BoundaryCondition.SecondDerivative , 0.0);

            
        //}

        static void Main(string[] args)
        {

            DateTime timer = DateTime.Now;

            // set up dates
            Calendar calendar = new TARGET();
            Date todaysDate = new Date(15, Month.May, 1998);
            Date settlementDate = new Date(17, Month.May, 1998);
            Settings.setEvaluationDate(todaysDate);

            // our options
            Option.Type type = Option.Type.Put;
            double underlying = 36;
            double strike = 40;
            double dividendYield = 0.00;
            double riskFreeRate = 0.06;
            double volatility = 0.20;
            Date maturity = new Date(17, Month.May, 1999);
            DayCounter dayCounter = new Actual365Fixed();

            Console.WriteLine("Option type = " + type);
            Console.WriteLine("Maturity = " + maturity);
            Console.WriteLine("Underlying price = " + underlying);
            Console.WriteLine("Strike = " + strike);
            Console.WriteLine("Risk-free interest rate = {0:0.000000%}", riskFreeRate);
            Console.WriteLine("Dividend yield = {0:0.000000%}", dividendYield);
            Console.WriteLine("Volatility = {0:0.000000%}", volatility);
            Console.Write("\n");

            string method;

            Console.Write("\n");

            // write column headings
            int[] widths = new int[] { 35, 14, 14, 14 };
            Console.Write("{0,-" + widths[0] + "}", "Method");
            Console.Write("{0,-" + widths[1] + "}", "European");
            Console.Write("{0,-" + widths[2] + "}", "Bermudan");
            Console.WriteLine("{0,-" + widths[3] + "}", "American");

            List<Date> exerciseDates = new List<Date>(); ;
            for (int i = 1; i <= 4; i++)
                exerciseDates.Add(settlementDate + new Period(3 * i, TimeUnit.Months));

            Exercise europeanExercise = new EuropeanExercise(maturity);
            Exercise bermudanExercise = new BermudanExercise(exerciseDates);
            Exercise americanExercise = new AmericanExercise(settlementDate, maturity);

            Handle<Quote> underlyingH = new Handle<Quote>(new SimpleQuote(underlying));

            // bootstrap the yield/dividend/vol curves
            var flatTermStructure = new Handle<YieldTermStructure>(new FlatForward(settlementDate, riskFreeRate, dayCounter));
            var flatDividendTS = new Handle<YieldTermStructure>(new FlatForward(settlementDate, dividendYield, dayCounter));
            var flatVolTS = new Handle<BlackVolTermStructure>(new BlackConstantVol(settlementDate, calendar, volatility, dayCounter));
            StrikedTypePayoff payoff = new PlainVanillaPayoff(type, strike);
            var bsmProcess = new BlackScholesMertonProcess(underlyingH, flatDividendTS, flatTermStructure, flatVolTS);

            // options
            VanillaOption europeanOption = new VanillaOption(payoff, europeanExercise);
            VanillaOption bermudanOption = new VanillaOption(payoff, bermudanExercise);
            VanillaOption americanOption = new VanillaOption(payoff, americanExercise);


            // Analytic formulas:

            // Black-Scholes for European
            method = "Black-Scholes";
            europeanOption.setPricingEngine(new AnalyticEuropeanEngine(bsmProcess));

            Console.Write("{0,-" + widths[0] + "}", method);
            Console.Write("{0,-" + widths[1] + ":0.000000}", europeanOption.NPV());
            Console.Write("{0,-" + widths[2] + "}", "N/A");
            Console.WriteLine("{0,-" + widths[3] + "}", "N/A");

            europeanOption.theta();

            // Barone-Adesi and Whaley approximation for American
            method = "Barone-Adesi/Whaley";
            americanOption.setPricingEngine(new BaroneAdesiWhaleyApproximationEngine(bsmProcess));

            Console.Write("{0,-" + widths[0] + "}", method);
            Console.Write("{0,-" + widths[1] + "}", "N/A");
            Console.Write("{0,-" + widths[2] + "}", "N/A");
            Console.WriteLine("{0,-" + widths[3] + ":0.000000}", americanOption.NPV());


            // Bjerksund and Stensland approximation for American
            method = "Bjerksund/Stensland";
            americanOption.setPricingEngine(new BjerksundStenslandApproximationEngine(bsmProcess));

            Console.Write("{0,-" + widths[0] + "}", method);
            Console.Write("{0,-" + widths[1] + "}", "N/A");
            Console.Write("{0,-" + widths[2] + "}", "N/A");
            Console.WriteLine("{0,-" + widths[3] + ":0.000000}", americanOption.NPV());

            // Integral
            method = "Integral";
            europeanOption.setPricingEngine(new IntegralEngine(bsmProcess));

            Console.Write("{0,-" + widths[0] + "}", method);
            Console.Write("{0,-" + widths[1] + ":0.000000}", europeanOption.NPV());
            Console.Write("{0,-" + widths[2] + "}", "N/A");
            Console.WriteLine("{0,-" + widths[3] + "}", "N/A");


            // Finite differences
            int timeSteps = 801;
            method = "Finite differences";
            europeanOption.setPricingEngine(new FDEuropeanEngine(bsmProcess, timeSteps, timeSteps - 1));
            bermudanOption.setPricingEngine(new FDBermudanEngine(bsmProcess, timeSteps, timeSteps - 1));
            americanOption.setPricingEngine(new FDAmericanEngine(bsmProcess, timeSteps, timeSteps - 1));

            Console.Write("{0,-" + widths[0] + "}", method);
            Console.Write("{0,-" + widths[1] + ":0.000000}", europeanOption.NPV());
            Console.Write("{0,-" + widths[2] + ":0.000000}", bermudanOption.NPV());
            Console.WriteLine("{0,-" + widths[3] + ":0.000000}", americanOption.NPV());

            // Binomial method: Jarrow-Rudd
            method = "Binomial Jarrow-Rudd";
            europeanOption.setPricingEngine(new BinomialVanillaEngine<JarrowRudd>(bsmProcess, timeSteps));
            bermudanOption.setPricingEngine(new BinomialVanillaEngine<JarrowRudd>(bsmProcess, timeSteps));
            americanOption.setPricingEngine(new BinomialVanillaEngine<JarrowRudd>(bsmProcess, timeSteps));

            Console.Write("{0,-" + widths[0] + "}", method);
            Console.Write("{0,-" + widths[1] + ":0.000000}", europeanOption.NPV());
            Console.Write("{0,-" + widths[2] + ":0.000000}", bermudanOption.NPV());
            Console.WriteLine("{0,-" + widths[3] + ":0.000000}", americanOption.NPV());


            method = "Binomial Cox-Ross-Rubinstein";
            europeanOption.setPricingEngine(new BinomialVanillaEngine<CoxRossRubinstein>(bsmProcess, timeSteps));
            bermudanOption.setPricingEngine(new BinomialVanillaEngine<CoxRossRubinstein>(bsmProcess, timeSteps));
            americanOption.setPricingEngine(new BinomialVanillaEngine<CoxRossRubinstein>(bsmProcess, timeSteps));

            Console.Write("{0,-" + widths[0] + "}", method);
            Console.Write("{0,-" + widths[1] + ":0.000000}", europeanOption.NPV());
            Console.Write("{0,-" + widths[2] + ":0.000000}", bermudanOption.NPV());
            Console.WriteLine("{0,-" + widths[3] + ":0.000000}", americanOption.NPV());

            // Binomial method: Additive equiprobabilities
            method = "Additive equiprobabilities";
            europeanOption.setPricingEngine(new BinomialVanillaEngine<AdditiveEQPBinomialTree>(bsmProcess, timeSteps));
            bermudanOption.setPricingEngine(new BinomialVanillaEngine<AdditiveEQPBinomialTree>(bsmProcess, timeSteps));
            americanOption.setPricingEngine(new BinomialVanillaEngine<AdditiveEQPBinomialTree>(bsmProcess, timeSteps));

            Console.Write("{0,-" + widths[0] + "}", method);
            Console.Write("{0,-" + widths[1] + ":0.000000}", europeanOption.NPV());
            Console.Write("{0,-" + widths[2] + ":0.000000}", bermudanOption.NPV());
            Console.WriteLine("{0,-" + widths[3] + ":0.000000}", americanOption.NPV());

            // Binomial method: Binomial Trigeorgis
            method = "Binomial Trigeorgis";
            europeanOption.setPricingEngine(new BinomialVanillaEngine<Trigeorgis>(bsmProcess, timeSteps));
            bermudanOption.setPricingEngine(new BinomialVanillaEngine<Trigeorgis>(bsmProcess, timeSteps));
            americanOption.setPricingEngine(new BinomialVanillaEngine<Trigeorgis>(bsmProcess, timeSteps));

            Console.Write("{0,-" + widths[0] + "}", method);
            Console.Write("{0,-" + widths[1] + ":0.000000}", europeanOption.NPV());
            Console.Write("{0,-" + widths[2] + ":0.000000}", bermudanOption.NPV());
            Console.WriteLine("{0,-" + widths[3] + ":0.000000}", americanOption.NPV());

            // Binomial method: Binomial Tian
            method = "Binomial Tian";
            europeanOption.setPricingEngine(new BinomialVanillaEngine<Tian>(bsmProcess, timeSteps));
            bermudanOption.setPricingEngine(new BinomialVanillaEngine<Tian>(bsmProcess, timeSteps));
            americanOption.setPricingEngine(new BinomialVanillaEngine<Tian>(bsmProcess, timeSteps));

            Console.Write("{0,-" + widths[0] + "}", method);
            Console.Write("{0,-" + widths[1] + ":0.000000}", europeanOption.NPV());
            Console.Write("{0,-" + widths[2] + ":0.000000}", bermudanOption.NPV());
            Console.WriteLine("{0,-" + widths[3] + ":0.000000}", americanOption.NPV());

            // Binomial method: Binomial Leisen-Reimer
            method = "Binomial Leisen-Reimer";
            europeanOption.setPricingEngine(new BinomialVanillaEngine<LeisenReimer>(bsmProcess, timeSteps));
            bermudanOption.setPricingEngine(new BinomialVanillaEngine<LeisenReimer>(bsmProcess, timeSteps));
            americanOption.setPricingEngine(new BinomialVanillaEngine<LeisenReimer>(bsmProcess, timeSteps));

            Console.Write("{0,-" + widths[0] + "}", method);
            Console.Write("{0,-" + widths[1] + ":0.000000}", europeanOption.NPV());
            Console.Write("{0,-" + widths[2] + ":0.000000}", bermudanOption.NPV());
            Console.WriteLine("{0,-" + widths[3] + ":0.000000}", americanOption.NPV());

            // Binomial method: Binomial Joshi
            method = "Binomial Joshi";
            europeanOption.setPricingEngine(new BinomialVanillaEngine<Joshi4>(bsmProcess, timeSteps));
            bermudanOption.setPricingEngine(new BinomialVanillaEngine<Joshi4>(bsmProcess, timeSteps));
            americanOption.setPricingEngine(new BinomialVanillaEngine<Joshi4>(bsmProcess, timeSteps));

            Console.Write("{0,-" + widths[0] + "}", method);
            Console.Write("{0,-" + widths[1] + ":0.000000}", europeanOption.NPV());
            Console.Write("{0,-" + widths[2] + ":0.000000}", bermudanOption.NPV());
            Console.WriteLine("{0,-" + widths[3] + ":0.000000}", americanOption.NPV());


            // Monte Carlo Method: MC (crude)
            timeSteps = 1;
            method = "MC (crude)";
            ulong mcSeed = 42;
            IPricingEngine mcengine1 = new MakeMCEuropeanEngine<PseudoRandom>(bsmProcess)
                                            .withSteps(timeSteps)
                                            .withAbsoluteTolerance(0.02)
                                            .withSeed(mcSeed)
                                            .value();
            europeanOption.setPricingEngine(mcengine1);
            // Real errorEstimate = europeanOption.errorEstimate();
            Console.Write("{0,-" + widths[0] + "}", method);
            Console.Write("{0,-" + widths[1] + ":0.000000}", europeanOption.NPV());
            Console.Write("{0,-" + widths[2] + ":0.000000}", "N/A");
            Console.WriteLine("{0,-" + widths[3] + ":0.000000}", "N/A");


            // Monte Carlo Method: QMC (Sobol)
            method = "QMC (Sobol)";
            int nSamples = 32768;  // 2^15

            IPricingEngine mcengine2 = new MakeMCEuropeanEngine<LowDiscrepancy>(bsmProcess)
                                            .withSteps(timeSteps)
                                            .withSamples(nSamples)
                                            .value();
            europeanOption.setPricingEngine(mcengine2);
            Console.Write("{0,-" + widths[0] + "}", method);
            Console.Write("{0,-" + widths[1] + ":0.000000}", europeanOption.NPV());
            Console.Write("{0,-" + widths[2] + ":0.000000}", "N/A");
            Console.WriteLine("{0,-" + widths[3] + ":0.000000}", "N/A");

            // Monte Carlo Method: MC (Longstaff Schwartz)
            method = "MC (Longstaff Schwartz)";
            IPricingEngine mcengine3 = new MakeMCAmericanEngine<PseudoRandom>(bsmProcess)
                                        .withSteps(100)
                                        .withAntitheticVariate()
                                        .withCalibrationSamples(4096)
                                        .withAbsoluteTolerance(0.02)
                                        .withSeed(mcSeed)
                                        .value();
            americanOption.setPricingEngine(mcengine3);
            Console.Write("{0,-" + widths[0] + "}", method);
            Console.Write("{0,-" + widths[1] + ":0.000000}", "N/A");
            Console.Write("{0,-" + widths[2] + ":0.000000}", "N/A");
            Console.WriteLine("{0,-" + widths[3] + ":0.000000}", americanOption.NPV());

            // End test
            Console.WriteLine(" \nRun completed in {0}", DateTime.Now - timer);
            Console.WriteLine();

            Console.Write("Press any key to continue ...");
            Console.ReadKey();
        }
        public void calculate(GBMParaViewModel para)
        {
            // set up dates
            Calendar calendar = new TARGET();
            //Date todaysDate = new Date(DateTime.Now);
            Date settlementDate = new Date(para.ReferenceDate_);
            Settings.setEvaluationDate(settlementDate);

            // our options
            Option.Type type = this.callPutEnum_;

            double underlying = para.CurrentPrice_;
            double strike = this.strike_;
            double dividendYield = para.Dividend_ / 100;
            double riskFreeRate = para.Drift_ / 100;
            double volatility = 0.0;

            if (this.callPutEnum_ == Option.Type.Call)
            {
                try
                {
                    volatility = para.Call_Interpolation_.value(this.strike_) / 100;
                    this.imVolCal_ = Math.Round(para.Call_Interpolation_.value(this.strike_), 1);
                }
                catch (Exception)
                {
                    volatility = para.Call_Interpolation_.value(this.strike_, true) / 100;
                    this.imVolCal_ = Math.Round(para.Call_Interpolation_.value(this.strike_,true), 1);
                }
                
            }
            else if (this.callPutEnum_ == Option.Type.Put)
            {
                try
                {
                    volatility = para.Call_Interpolation_.value(this.strike_) / 100;
                    this.imVolCal_ = Math.Round(para.Put_Interpolation_.value(this.strike_), 1);
                }
                catch (Exception)
                {
                    volatility = para.Call_Interpolation_.value(this.strike_, true) / 100;
                    this.imVolCal_ = Math.Round(para.Put_Interpolation_.value(this.strike_,true), 1);
                }
                
            }

            

            Date maturity = new Date(this.maturiry_);

            DayCounter dayCounter = new Actual365Fixed();

            //// write column headings
            //int[] widths = new int[] { 35, 14, 14, 14 };
            //Console.Write("{0,-" + widths[0] + "}", "Method");
            //Console.Write("{0,-" + widths[1] + "}", "European");
            //Console.Write("{0,-" + widths[2] + "}", "Bermudan");
            //Console.WriteLine("{0,-" + widths[3] + "}", "American");

            //List<Date> exerciseDates = new List<Date>(); ;
            //for (int i = 1; i <= 4; i++)
            //    exerciseDates.Add(settlementDate + new Period(3 * i, TimeUnit.Months));

            Exercise europeanExercise = new EuropeanExercise(maturity);
            //Exercise bermudanExercise = new BermudanExercise(exerciseDates);
            //Exercise americanExercise = new AmericanExercise(settlementDate, maturity);

            Handle<Quote> underlyingH = new Handle<Quote>(new SimpleQuote(underlying));

            // bootstrap the yield/dividend/vol curves
            var flatTermStructure = new Handle<YieldTermStructure>(new FlatForward(settlementDate, riskFreeRate, dayCounter));
            var flatDividendTS = new Handle<YieldTermStructure>(new FlatForward(settlementDate, dividendYield, dayCounter));
            var flatVolTS = new Handle<BlackVolTermStructure>(new BlackConstantVol(settlementDate, calendar, volatility, dayCounter));
            StrikedTypePayoff payoff = new PlainVanillaPayoff(type, strike);
            var bsmProcess = new BlackScholesMertonProcess(underlyingH, flatDividendTS, flatTermStructure, flatVolTS);

            // options
            VanillaOption europeanOption = new VanillaOption(payoff, europeanExercise);

            // Analytic formulas:
            // Black-Scholes for European
            europeanOption.setPricingEngine(new AnalyticEuropeanEngine(bsmProcess));
            
            this.npv_ = Math.Round(europeanOption.NPV(),6);
            this.deltaCal_ = Math.Round(europeanOption.delta(),6);
            this.gammaCal_= Math.Round(europeanOption.gamma(),6);
            this.vegaCal_ = Math.Round(europeanOption.vega()/ 100, 6);
            this.thetaCal_= Math.Round(europeanOption.theta()/ 365,6) ;
            this.rhoCal_ = Math.Round(europeanOption.rho() / 100, 6);

        }
        public void calculate(double[] p, GBMParaViewModel para)
        {

            this.xData_ = p;
            this.yData_ = new double[p.Length];

            double sellBuySign = 1.0;

            if (this.sellBuy_ == "매도")
            {
                sellBuySign = -1.0;
            }
            else
            { 
            }

            // set up dates
            Calendar calendar = new TARGET();
            //Date todaysDate = new Date(DateTime.Now);
            Date settlementDate = new Date(para.ReferenceDate_);
            Settings.setEvaluationDate(settlementDate);

            // our options
            Option.Type type = this.callPutEnum_;

            double underlying = para.CurrentPrice_;
            double strike = this.strike_;
            double dividendYield = para.Dividend_ / 100;
            double riskFreeRate = para.Drift_ / 100;

            if (this.callPutEnum_ == Option.Type.Call)
            {
                this.imVol_ = para.Call_Interpolation_.value(this.strike_);
            }
            else if (this.callPutEnum_ == Option.Type.Put)
            {
                this.imVol_ = para.Put_Interpolation_.value(this.strike_);
            }

            double volatility = (this.imVol_ ) / 100;

            Date maturity = new Date(this.maturiry_.AddDays(1));
            

            if (this.callPutEnum_ == 0)
            {
                this.deltaCal_ = 1.0;
                this.gammaCal_ = 0.0;
                this.vegaCal_ = 0.0;
                this.thetaCal_ = 0.0;
                this.rhoCal_ = 0.0;

                this.deltaPosition_ = sellBuySign * this.unit_ * 500000 * underlying;

                this.deltaRisk_ = this.deltaPosition_ * 0.09;
                this.gammaRisk_ = 0.0;
                this.vegaRisk_ = 0.0;

                this.totalRisk_ = this.deltaRisk_ + this.gammaRisk_ + this.vegaRisk_;
                this.deepOTM_ = 0.0;

                //this.remainDays_ = maturity - settlementDate;
                this.remainDays_ = (this.maturiry_ - para.ReferenceDate_).Days + 1;

                return;
            }

            DayCounter dayCounter = new Actual365Fixed();

            Exercise europeanExercise = new EuropeanExercise(maturity);

            SimpleQuote quote = new SimpleQuote(underlying);

            Handle<Quote> underlyingH = new Handle<Quote>(quote);

            // bootstrap the yield/dividend/vol curves
            var flatTermStructure = new Handle<YieldTermStructure>(new FlatForward(settlementDate, riskFreeRate, dayCounter));
            var flatDividendTS = new Handle<YieldTermStructure>(new FlatForward(settlementDate, dividendYield, dayCounter));
            var flatVolTS = new Handle<BlackVolTermStructure>(new BlackConstantVol(settlementDate, calendar, volatility, dayCounter));
            StrikedTypePayoff payoff = new PlainVanillaPayoff(type, strike);
            var bsmProcess = new BlackScholesMertonProcess(underlyingH, flatDividendTS, flatTermStructure, flatVolTS);

            // options
            VanillaOption europeanOption = new VanillaOption(payoff, europeanExercise);

            // Analytic formulas:
            // Black-Scholes for European
            europeanOption.setPricingEngine(new AnalyticEuropeanEngine(bsmProcess));

            this.npv_ = Math.Round(europeanOption.NPV(), 6);
            this.deltaCal_ = sellBuySign * Math.Round(europeanOption.delta(), 6);
            this.gammaCal_ = sellBuySign * Math.Round(europeanOption.gamma(), 6);
            this.vegaCal_ = sellBuySign * Math.Round(europeanOption.vega() / 100, 6);
            this.thetaCal_ = sellBuySign * Math.Round(europeanOption.theta() / 365, 6);
            this.rhoCal_ = sellBuySign * Math.Round(europeanOption.rho() / 100, 6);

            this.deltaPosition_ = Math.Round(this.deltaCal_ * this.unit_ * 500000 * underlying,0);
            this.deltaRisk_ = Math.Round(this.deltaPosition_ * 0.09,0);
            this.gammaRisk_ = Math.Round(0.5 * this.gammaCal_ * (underlying * underlying * 0.08 * 0.08) * this.unit_ * 500000, 0);
            this.vegaRisk_ = Math.Round(this.vegaCal_ * this.imVol_ * 0.25 * this.unit_ * 500000, 0);
            
            this.totalRisk_ = this.deltaRisk_ + this.gammaRisk_ + this.vegaRisk_;

            this.deepOTM_ = 0.0;
            //this.remainDays_ = maturity - settlementDate;
            this.remainDays_ = (this.maturiry_ - para.ReferenceDate_).Days + 1;


            for (int i = 0; i < this.xData_.Length; i++)
			{
                quote.setValue(this.xData_[i]);
                this.yData_[i] = 500000.0 * (double)this.unit_ * europeanOption.NPV();
			}
        }