Beispiel #1
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        static void Main()
        {
            var x = new Variable("x");
            var y = new Variable("y");

            Console.WriteLine("f(x,y) = (x + y) * Sin(x / 2)");
            var expr = (x + y) * new Sin(x / 2);

            Console.WriteLine("f(5, 3) = {0:F3}", expr.Compute(new Dictionary <string, double> {
                ["x"] = 5, ["y"] = 3
            }));

            Console.WriteLine("f(pi/6, 7) = {0:F3}", expr.Compute(new Dictionary <string, double> {
                ["x"] = PI / 6, ["y"] = 7
            }));

            expr = new Pow(new Tan(x / 2), 2 / 3) + new Cot(x / 2) * (1 / 3) / y;

            Console.WriteLine("f(0,3) = {0:F3}", expr.Compute(new Dictionary <string, double> {
                ["x"] = 0, ["y"] = 3
            }));

            Console.WriteLine("f(7pi/3, 6) = {0:F3}", expr.Compute(new Dictionary <string, double> {
                ["x"] = PI / 3, ["y"] = 6
            }));
            Console.ReadKey();
        }
Beispiel #2
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        public void IsConstantPow()
        {
            Constant const1 = 1;
            var      const2 = 2.0;
            var      res    = new Pow(const1, const2);

            Assert.AreEqual(true, res.IsConstant);
        }
Beispiel #3
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        public void IsPolynom_Pow()
        {
            var var1   = new Variable("x");
            var const1 = 4.0;
            var res    = new Pow(var1, const1).IsPolynom;

            Assert.AreEqual(true, res);
        }
Beispiel #4
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        public void PowIsPolynom2nonPol()
        {
            var const1 = new Arcsin("x");
            var const2 = 2.0;
            var res    = new Pow(const1, const2).IsPolynom;

            Assert.AreEqual(false, res);
        }
Beispiel #5
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        public void PowIsPolynomPolPowerConst()
        {
            var const1 = new Variable("x");
            var const2 = 1.0;
            var res    = new Pow(const1, const2).IsPolynom;

            Assert.AreEqual(true, res);
        }
Beispiel #6
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        public void PowIsPolynom2Const()
        {
            var const1 = new Constant(1);
            var const2 = 1.0;
            var res    = new Pow(const1, const2).IsPolynom;

            Assert.AreEqual(true, res);
        }
Beispiel #7
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        public void Power2ConstantsTest()
        {
            var const1 = new Constant(4);
            var const2 = 2.0;
            var res    = new Pow(const1, const2);

            Assert.AreEqual(16, res.Compute(null));
        }
Beispiel #8
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        public void PowerVariableConstantTest()
        {
            var var1 = new Variable("x");
            var var2 = 2.0;
            var res  = new Pow(var1, var2);

            Assert.AreEqual(16, res.Compute(new Dictionary <string, double>()
            {
                ["x"] = 4
            }));
        }