public void Calculate_Antano_Limit_1()
{
var numerator = new List<Summand>
{
new Summand
{
Coefficient = 1.0,
Multiplicands = new List<IElementaryFunction>
{
new Sine {Aparam = 4, Bparam = 0}
}
}
};
var denominator = new List<Summand>
{
new Summand
{
Coefficient = 1.0,
PolynomialDegree = 1,
}
};
var normalizedFunction = new NormalizedFunction
{
Numerator = numerator,
Denominator = denominator
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, 0);
result.LimitResultType.Should().Be(LimitResultType.RealNumber);
result.Value.Should().Be(4.0);
}
public void CalculateLimit_AndReturnsCorrectLimit_9_StringParse()
{
string numeratorString = "x^(1/5)";
string denominatorString = "x^(1/3)";
var normalizedFunction = new NormalizedFunction
{
Numerator = StringToSummand.Parse(numeratorString),
Denominator = StringToSummand.Parse(denominatorString),
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, 0);
result.LimitResultType.Should().Be(LimitResultType.PositiveInfinity);
}
public void CalculateLimit_MKD_67_16_StringParse()
{
string numeratorString = "1-cos(Pi*x+2)";
string denominatorString = "1";
var normalizedFunction = new NormalizedFunction
{
Numerator = StringToSummand.Parse(numeratorString),
Denominator = StringToSummand.Parse(denominatorString),
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, -2 / Math.PI);
result.LimitResultType.Should().Be(LimitResultType.RealNumber);
result.Value.Should().Be(0);
}
public void CalculateLimit_MKD_67_1()
{
var numerator = new List<Summand>
{
new Summand
{
Coefficient = 5.0,
PolynomialDegree = 2
},
new Summand
{
Coefficient = -4.0,
PolynomialDegree = 1
},
new Summand
{
Coefficient = -1.0
}
};
var denominator = new List<Summand>
{
new Summand
{
Coefficient = 1.0,
PolynomialDegree = 1
},
new Summand
{
Coefficient = -1.0,
}
};
var normalizedFunction = new NormalizedFunction
{
Numerator = numerator,
Denominator = denominator
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, 1);
result.LimitResultType.Should().Be(LimitResultType.RealNumber);
result.Value.Should().Be(6.0);
}
public void CalculatePoviloLimit1()
{
var numerator = new List<Summand>
{
new Summand
{
Coefficient = -1.0,
Multiplicands = new List<IElementaryFunction>
{
new PowerFunction { Aparam = 1, Bparam = 0, PowerNumerator = 1, PowerDenominator = 2}
}
},
new Summand
{
Coefficient = 5.0,
PolynomialDegree = 1,
}
};
var denominator = new List<Summand>
{
new Summand
{
Coefficient = 1
}
};
var normalizedFunction = new NormalizedFunction
{
Numerator = numerator,
Denominator = denominator
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, 1);
result.LimitResultType.Should().Be(LimitResultType.RealNumber);
result.Value.Should().Be(4);
}
public void CalculateLimit_MKD_69_34()
{
var numerator = new List<Summand>
{
new Summand
{
Coefficient = 1.0,
Multiplicands = new List<IElementaryFunction>
{
new Sine { Aparam = 7 * Math.PI }
}
}
};
var denominator = new List<Summand>
{
new Summand
{
Coefficient = 1.0,
Multiplicands = new List<IElementaryFunction>
{
new Sine { Aparam = 2 * Math.PI }
}
}
};
var normalizedFunction = new NormalizedFunction
{
Numerator = numerator,
Denominator = denominator
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, 1);
result.LimitResultType.Should().Be(LimitResultType.RealNumber);
result.Value.Should().Be(-3.5);
}
public void CalculateLimit_MKD_69_33()
{
var numerator = new List<Summand>
{
new Summand
{
Coefficient = 1.0,
Multiplicands = new List<IElementaryFunction>
{
new Cosine { Aparam = 1 }
},
SumsRaisedToPower = new List<SumRaisedToPower>
{
new SumRaisedToPower
{
Degree = 1,
Sum = new List<Summand>
{
new Summand
{
Coefficient = 1,
Multiplicands = new List<IElementaryFunction>
{
new ExponentialFunction { Aparam = 7 }
}
},
new Summand
{
Coefficient = -1,
Multiplicands = new List<IElementaryFunction>
{
new ExponentialFunction { Aparam = 2 }
}
}
}
}
}
}
};
var denominator = new List<Summand>
{
new Summand
{
Coefficient = 1.0,
Multiplicands = new List<IElementaryFunction>
{
new Sine { Aparam = 1 }
}
}
};
var normalizedFunction = new NormalizedFunction
{
Numerator = numerator,
Denominator = denominator
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, 0.0);
result.LimitResultType.Should().Be(LimitResultType.RealNumber);
result.Value.Should().Be(5);
}
public void CalculateLimit_MKD_69_27()
{
var numerator = new List<Summand>
{
new Summand
{
Coefficient = 1.0,
Multiplicands = new List<IElementaryFunction>
{
new Cosine { Aparam = 3 }
}
},
new Summand
{
Coefficient = -1.0,
Multiplicands = new List<IElementaryFunction>
{
new Cosine { Aparam = 7 }
}
}
};
var denominator = new List<Summand>
{
new Summand
{
Coefficient = 1.0,
PolynomialDegree = 2
}
};
var normalizedFunction = new NormalizedFunction
{
Numerator = numerator,
Denominator = denominator
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, 0.0);
result.LimitResultType.Should().Be(LimitResultType.RealNumber);
result.Value.Should().Be(20);
}
public static LimitResult CalculateLimit(NormalizedFunction normalizedFunction, double argument)
{
var raisedNumerator = normalizedFunction.Numerator.SelectMany(RaiseSumsToPower);
var raisedDenominator = normalizedFunction.Denominator.SelectMany(RaiseSumsToPower);
if (!MathHelper.IsZero(argument))
{
raisedNumerator = TransformArgumentToZero(raisedNumerator, argument);
raisedDenominator = TransformArgumentToZero(raisedDenominator, argument);
}
var expandedNumerator = PerformTaylorExpansion(raisedNumerator);
var expandedDenominator = PerformTaylorExpansion(raisedDenominator);
var numeratorMinPolynomialWithoutO = expandedNumerator.FirstOrDefault(s => s.LittleODegree == 0);
var denominatorMinPolynomialWithoutO = expandedDenominator.FirstOrDefault(s => s.LittleODegree == 0);
if (denominatorMinPolynomialWithoutO == null)
{
return new LimitResult
{
LimitResultType = LimitResultType.DoesNotExist,
};
}
if (numeratorMinPolynomialWithoutO == null)
{
return new LimitResult
{
LimitResultType = LimitResultType.RealNumber,
Value = 0
};
}
var degreeNumerator = numeratorMinPolynomialWithoutO.PolynomialDegree *
denominatorMinPolynomialWithoutO.PolynomialDegreeDenominator
-
denominatorMinPolynomialWithoutO.PolynomialDegree *
numeratorMinPolynomialWithoutO.PolynomialDegreeDenominator;
var degreeDenominator = denominatorMinPolynomialWithoutO.PolynomialDegreeDenominator *
numeratorMinPolynomialWithoutO.PolynomialDegreeDenominator;
if (degreeNumerator == 0)
{
return new LimitResult
{
LimitResultType = LimitResultType.RealNumber,
Value = numeratorMinPolynomialWithoutO.Coefficient / denominatorMinPolynomialWithoutO.Coefficient
};
}
var gcd = MathHelper.GreatestCommonDivisor(degreeNumerator >= 0 ? degreeNumerator : -degreeNumerator,
degreeDenominator);
degreeNumerator /= gcd;
degreeDenominator /= gcd;
if (degreeNumerator > 0 && (degreeDenominator == 1 || degreeNumerator % 2 == 0))
{
return new LimitResult
{
LimitResultType = LimitResultType.RealNumber,
Value = 0
};
}
if (degreeNumerator > 0 && degreeNumerator % 2 == 1)
{
return new LimitResult
{
LimitResultType = LimitResultType.DoesNotExist,
};
}
degreeNumerator = -degreeNumerator;
if (degreeNumerator % 2 == 1)
{
return new LimitResult { LimitResultType = LimitResultType.DoesNotExist };
}
if (numeratorMinPolynomialWithoutO.Coefficient * denominatorMinPolynomialWithoutO.Coefficient > 0)
{
return new LimitResult { LimitResultType = LimitResultType.PositiveInfinity };
}
return new LimitResult { LimitResultType = LimitResultType.NegativeInfinity };
}
public void Calculate_Antano_Limit_12_sin()
{
var numerator = new List<Summand>
{
new Summand
{
Coefficient = -1.0,
Multiplicands = new List<IElementaryFunction>
{
new Sine {Aparam = 1, Bparam = 0}
}
},
new Summand
{
Coefficient = 1.0,
}
};
var denominator = new List<Summand>
{
new Summand
{
Coefficient = 1.0,
Multiplicands = new List<IElementaryFunction>
{
new Cosine {Aparam = 1, Bparam = 0},
new Cosine {Aparam = 1, Bparam = 0}
}
}
};
var normalizedFunction = new NormalizedFunction
{
Numerator = numerator,
Denominator = denominator
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, Math.PI/2);
result.LimitResultType.Should().Be(LimitResultType.RealNumber);
result.Value.Should().Be(0.5);
}
public void Kuznecov_15_2()
{
var numerator = new List<Summand>
{
new Summand
{
Coefficient=1.0
},
new Summand
{
Coefficient=1.0,
Multiplicands = new List<IElementaryFunction>
{
new Sine { Aparam = 1.0, Bparam=0}
},
PolynomialDegree = 1
},
new Summand
{
Coefficient = -1.0,
Multiplicands = new List<IElementaryFunction>
{
new Cosine { Aparam = 2.0, Bparam = 0}
}
}
};
var denominator = new List<Summand>
{
new Summand
{
Coefficient = 1,
SumsRaisedToPower = new List<SumRaisedToPower>
{
new SumRaisedToPower
{
Degree = 2,
Sum = new List<Summand>
{
new Summand
{
Coefficient = 1,
Multiplicands = new List<IElementaryFunction>
{
new Sine {Aparam = 1.0, Bparam = 0}
}
}
}
}
}
}
};
var normalizedFunction = new NormalizedFunction
{
Numerator = numerator,
Denominator = denominator
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, 0);
result.LimitResultType.Should().Be(LimitResultType.RealNumber);
result.Value.Should().Be(3.0);
}
public void CalculateLimit_MKD_74_5()
{
var numerator = new List<Summand>
{
new Summand
{
Multiplicands = new List<IElementaryFunction>
{
new PowerFunction
{
Aparam = 1, Bparam = 32, PowerNumerator = 1, PowerDenominator = 5
}
}
},
new Summand
{
Coefficient = -2
}
};
var denominator = new List<Summand>
{
new Summand
{
PolynomialDegree = 1
}
};
var normalizedFunction = new NormalizedFunction
{
Numerator = numerator,
Denominator = denominator
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, 0);
result.LimitResultType.Should().Be(LimitResultType.RealNumber);
result.Value.Should().Be(1.0/80);
}
public void CalculateLimit_AndReturnsCorrectLimit_9()
{
var numerator = new List<Summand>
{
new Summand
{
Multiplicands = new List<IElementaryFunction>
{
new PowerFunction() {Aparam = 1, PowerNumerator = 1, PowerDenominator = 5}
}
}
};
var denominator = new List<Summand>
{
new Summand
{
Multiplicands = new List<IElementaryFunction>
{
new PowerFunction {Aparam = 1, PowerNumerator = 1, PowerDenominator = 3}
}
}
};
var normalizedFunction = new NormalizedFunction
{
Numerator = numerator,
Denominator = denominator
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, 0);
result.LimitResultType.Should().Be(LimitResultType.PositiveInfinity);
}
public void CalculateLimit_AndReturnsCorrectLimit_8()
{
var numerator = new List<Summand>
{
new Summand()
};
var denominator = new List<Summand>
{
new Summand
{
Multiplicands = new List<IElementaryFunction>
{
new Sine {Aparam = 1}
}
}
};
var normalizedFunction = new NormalizedFunction
{
Numerator = numerator,
Denominator = denominator
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, 0);
result.LimitResultType.Should().Be(LimitResultType.DoesNotExist);
}
public void CalculateLimit_AndReturnsCorrectLimit_7()
{
var numerator = new List<Summand>
{
new Summand()
};
var denominator = new List<Summand>
{
new Summand
{
Coefficient = -1,
PolynomialDegree = 2
}
};
var normalizedFunction = new NormalizedFunction
{
Numerator = numerator,
Denominator = denominator
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, 0);
result.LimitResultType.Should().Be(LimitResultType.NegativeInfinity);
}
public void CalculateLimit_AndReturnsCorrectLimit_6()
{
var numerator = new List<Summand>
{
new Summand()
};
var denominator = new List<Summand>
{
new Summand
{
PolynomialDegree = 1
}
};
var normalizedFunction = new NormalizedFunction
{
Numerator = numerator,
Denominator = denominator
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, 0);
result.LimitResultType.Should().Be(LimitResultType.DoesNotExist);
}
public void CalculateLimit_AndReturnsCorrectLimit_5()
{
var numerator = new List<Summand>
{
new Summand
{
Coefficient = 1.0,
Multiplicands = new List<IElementaryFunction>
{
new Sine()
{
Aparam = 1.0,
Bparam = 3
}
}
}
};
var denominator = new List<Summand>
{
new Summand
{
Coefficient = 1.0
}
};
var normalizedFunction = new NormalizedFunction
{
Numerator = numerator,
Denominator = denominator
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, 0);
result.LimitResultType.Should().Be(LimitResultType.RealNumber);
MathHelper.AreApproximatelyEqual(result.Value, 0.141, 0.005).Should().BeTrue();
}
public void CalculateLimit_AndReturnsCorrectLimit_4()
{
var numerator = new List<Summand>
{
new Summand
{
Coefficient = 2.0,
PolynomialDegree = 1
}
};
var denominator = new List<Summand>
{
new Summand
{
Coefficient = 1.0,
PolynomialDegree = 1
}
};
var normalizedFunction = new NormalizedFunction
{
Numerator = numerator,
Denominator = denominator
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, 0);
result.LimitResultType.Should().Be(LimitResultType.RealNumber);
result.Value.Should().Be(2.0);
}
public void CalculateLimit_AndReturnsCorrectLimit_3()
{
var numerator = new List<Summand>
{
new Summand
{
Coefficient = 1.0,
PolynomialDegree = 3,
Multiplicands = new List<IElementaryFunction>
{
new Sine { Aparam = 1 }
},
SumsRaisedToPower = new List<SumRaisedToPower>
{
new SumRaisedToPower
{
Degree = 2,
Sum = new List<Summand>
{
new Summand
{
Coefficient = 1.0,
PolynomialDegree = 3
},
new Summand
{
Coefficient = 3.0,
SumsRaisedToPower = new List<SumRaisedToPower>
{
new SumRaisedToPower
{
Degree = 2,
Sum = new List<Summand>
{
new Summand
{
Coefficient = 1,
PolynomialDegree = 1
},
new Summand
{
Coefficient = 1,
Multiplicands = new List<IElementaryFunction>
{
new Sine { Aparam = 1 }
}
}
}
}
}
}
}
}
}
}
};
var denominator = new List<Summand>
{
new Summand
{
Coefficient = 1.0
}
};
var normalizedFunction = new NormalizedFunction
{
Numerator = numerator,
Denominator = denominator
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, 0);
result.LimitResultType.Should().Be(LimitResultType.RealNumber);
result.Value.Should().Be(0.0);
}
public void CalculateLimit_MKD_74_2()
{
var numerator = new List<Summand>
{
new Summand
{
PolynomialDegree = 4
},
new Summand
{
Coefficient = -1,
PolynomialDegree = 3
},
new Summand
{
PolynomialDegree = 2
},
new Summand
{
Coefficient = -3,
PolynomialDegree = 1
},
new Summand
{
Coefficient = 3,
}
};
var denominator = new List<Summand>
{
new Summand
{
PolynomialDegree = 3
},
new Summand
{
Coefficient = -1,
PolynomialDegree = 2
},
new Summand
{
Coefficient = -1,
PolynomialDegree = 1
},
new Summand
{
Coefficient = 1
}
};
var normalizedFunction = new NormalizedFunction
{
Numerator = numerator,
Denominator = denominator
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, 1);
result.LimitResultType.Should().Be(LimitResultType.PositiveInfinity);
}
public void CalculateLimit_MKD_67_16()
{
var numerator = new List<Summand>
{
new Summand
{
Coefficient = 1
},
new Summand
{
Coefficient = -1,
Multiplicands = new List<IElementaryFunction>
{
new Cosine { Aparam = Math.PI, Bparam = 2}
}
},
};
var denominator = new List<Summand>
{
new Summand
{
Coefficient = 1
}
};
var normalizedFunction = new NormalizedFunction
{
Numerator = numerator,
Denominator = denominator
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, -2 / Math.PI);
result.LimitResultType.Should().Be(LimitResultType.RealNumber);
result.Value.Should().Be(0);
}
public void CalculateLimit_AndReturnsCorrectLimit_10()
{
var numerator = new List<Summand>
{
new Summand
{
Multiplicands = new List<IElementaryFunction>
{
new LogarithmicFunction {Aparam = 3, Bparam = 5}
}
},
new Summand
{
Coefficient = -Math.Log(5)
},
new Summand
{
Coefficient = -3.0/5,
PolynomialDegree = 1
},
new Summand
{
Coefficient = 9.0/25/2,
PolynomialDegree = 2
}
};
var denominator = new List<Summand>
{
new Summand
{
PolynomialDegree = 3
}
};
var normalizedFunction = new NormalizedFunction
{
Numerator = numerator,
Denominator = denominator
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, 0);
result.LimitResultType.Should().Be(LimitResultType.RealNumber);
result.Value.Should().Be(27.0/125/3);
}
public void CalculateLimit_MKD_69_33_StringParse()
{
string numeratorString = "(cos(x)*(e^(7x)-e^(2x)))";
string denominatorString = "sin(x)";
var normalizedFunction = new NormalizedFunction
{
Numerator = StringToSummand.Parse(numeratorString),
Denominator = StringToSummand.Parse(denominatorString)
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, 0.0);
result.LimitResultType.Should().Be(LimitResultType.RealNumber);
result.Value.Should().Be(5);
}
public void CalculateLimit_MKD_67_1_StringParse()
{
string numeratorString = "((5*x^2)-4*x-1)";
string denominatorString = "(x-1)";
// var a = StringToSummand.FindPolynomialDegree("(5*x^2)");
var normalizedFunction = new NormalizedFunction
{
Numerator = StringToSummand.Parse(numeratorString),
Denominator = StringToSummand.Parse(denominatorString)
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, 1);
result.LimitResultType.Should().Be(LimitResultType.RealNumber);
result.Value.Should().Be(6.0);
}
public void Kuznecov_15_3()
{
var numerator = new List<Summand>
{
new Summand
{
Coefficient = 1.0,
PolynomialDegree = 3
},
new Summand
{
Coefficient = 1.0,
},
};
var denominator = new List<Summand>
{
new Summand
{
Coefficient=1.0,
Multiplicands = new List<IElementaryFunction>
{
new Sine { Aparam = 1.0, Bparam = 1.0}
}
}
};
var normalizedFunction = new NormalizedFunction
{
Numerator = numerator,
Denominator = denominator
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, -1);
result.LimitResultType.Should().Be(LimitResultType.RealNumber);
result.Value.Should().Be(3.0);
}
public void CalculateLimit_MKD_68_14()
{
var numerator = new List<Summand>
{
new Summand
{
Coefficient = 1.0,
Multiplicands = new List<IElementaryFunction>
{
new PowerFunction { Aparam = 1.0, Bparam = 1.0, PowerNumerator = 1, PowerDenominator = 2 }
},
SumsRaisedToPower = new List<SumRaisedToPower>
{
new SumRaisedToPower
{
Degree = 1,
Sum = new List<Summand>
{
new Summand
{
Coefficient = 1.0,
Multiplicands = new List<IElementaryFunction>
{
new PowerFunction { Aparam = 1.0, Bparam = 1.0, PowerNumerator = 1, PowerDenominator = 2 },
}
},
new Summand
{
Coefficient = -1.0,
Multiplicands = new List<IElementaryFunction>
{
new PowerFunction { Aparam = -1.0, Bparam = 1.0, PowerNumerator = 1, PowerDenominator = 2 },
}
}
}
}
}
}
};
var denominator = new List<Summand>
{
new Summand
{
Coefficient = 1.0,
Multiplicands = new List<IElementaryFunction>
{
new PowerFunction {Aparam = 1.0, Bparam = 0, PowerNumerator = 1, PowerDenominator = 5},
}
}
};
var normalizedFunction = new NormalizedFunction
{
Numerator = numerator,
Denominator = denominator
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, 0.0);
result.LimitResultType.Should().Be(LimitResultType.RealNumber);
result.Value.Should().Be(0.0);
}
public void CalculateLimit_MKD_68_10()
{
var numerator = new List<Summand>
{
new Summand
{
Coefficient = 1.0,
Multiplicands = new List<IElementaryFunction>
{
new PowerFunction { Aparam = 1.0, Bparam = -1.0, PowerNumerator = 1, PowerDenominator = 2 }
}
}
};
var denominator = new List<Summand>
{
new Summand
{
Coefficient = 1.0,
Multiplicands = new List<IElementaryFunction>
{
new PowerFunction {Aparam = 1.0, Bparam = -1.0, PowerNumerator = 1, PowerDenominator = 3},
new PowerFunction {Aparam = 1.0, Bparam = 1.0, PowerNumerator = 1, PowerDenominator = 3}
}
}
};
var normalizedFunction = new NormalizedFunction
{
Numerator = numerator,
Denominator = denominator
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, 1.0);
result.LimitResultType.Should().Be(LimitResultType.DoesNotExist);
}
public void Calculate_Antano_Limit_8_ln()
{
var numerator = new List<Summand>
{
new Summand
{
Coefficient = 1.0,
Multiplicands = new List<IElementaryFunction>
{
new LogarithmicFunction {Aparam = 1, Bparam = 0}
}
},
new Summand
{
Coefficient = -1.0,
Multiplicands = new List<IElementaryFunction>
{
new LogarithmicFunction {Aparam = 0, Bparam = 11}
}
}
};
var denominator = new List<Summand>
{
new Summand
{
Coefficient = 1.0,
PolynomialDegree = 1
},
new Summand
{
Coefficient = -11.0
}
};
var normalizedFunction = new NormalizedFunction
{
Numerator = numerator,
Denominator = denominator
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, 11);
result.LimitResultType.Should().Be(LimitResultType.RealNumber);
result.Value.Should().Be(1.0/11.0);
}
private void CountLimit_Click(object sender, EventArgs e)
{
if (string.IsNullOrWhiteSpace(NuText.Text) || string.IsNullOrWhiteSpace(DeText.Text) || string.IsNullOrWhiteSpace(XgoTo.Text))
{
ErrorBox.Text = "Fields can't be empty";
return;
}
try
{
var normalizedFunction = new NormalizedFunction
{
Numerator = Stack_Numerator.ToList(),
Denominator = Stack_Denominator.ToList()
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, Convert.ToDouble(XgoTo.Text));
if(result.LimitResultType == LimitResultType.RealNumber)
Limit_Answer.Text = Convert.ToString(result.Value);
if (result.LimitResultType == LimitResultType.DoesNotExist)
Limit_Answer.Text = "Not exist";
if (result.LimitResultType == LimitResultType.PositiveInfinity)
Limit_Answer.Text = "Positive infinity";
if (result.LimitResultType == LimitResultType.NegativeInfinity)
Limit_Answer.Text = "Negative infinity";
}
catch(LimitDoesNotExistException)
{
Limit_Answer.Text = "Not exist";
}
catch(Exception ex)
{
ErrorBox.Text = ex.Message;
}
finally
{
CountLimit.Enabled = false;
}
}
public void CalculatePoviloLimit4()
{
var numerator = new List<Summand>
{
new Summand
{
Coefficient = 1,
PolynomialDegree = 2,
},
new Summand
{
Coefficient = 1,
PolynomialDegree = 1,
}
};
var denominator = new List<Summand>
{
new Summand
{
Coefficient = 1
}
};
var normalizedFunction = new NormalizedFunction
{
Denominator = denominator,
Numerator = numerator,
};
var result = LimitCalculator.CalculateLimit(normalizedFunction, 10);
result.LimitResultType.Should().Be(LimitResultType.RealNumber);
result.Value.Should().Be(110.0);
}
