本文整理汇总了C#中xFunc.Maths.Expressions.Variable类的典型用法代码示例。如果您正苦于以下问题:C# Variable类的具体用法?C# Variable怎么用?C# Variable使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
Variable类属于xFunc.Maths.Expressions命名空间,在下文中一共展示了Variable类的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的C#代码示例。
示例1: DerivativeTest3
public void DerivativeTest3()
{
// x ^ 3
Variable x = new Variable("x");
Number num1 = new Number(3);
IExpression exp = new Pow(x, num1);
IExpression deriv = exp.Differentiate();
Assert.AreEqual("1 * (3 * (x ^ (3 - 1)))", deriv.ToString());
num1.Value = 4;
Assert.AreEqual("x ^ 4", exp.ToString());
Assert.AreEqual("1 * (3 * (x ^ (3 - 1)))", deriv.ToString());
// 2 ^ (3x)
Number num2 = new Number(2);
num1 = new Number(3);
Mul mul = new Mul(num1, x.Clone());
exp = new Pow(num2, mul);
deriv = exp.Differentiate();
Assert.AreEqual("(ln(2) * (2 ^ (3 * x))) * (3 * 1)", deriv.ToString());
num1.Value = 4;
Assert.AreEqual("2 ^ (4 * x)", exp.ToString());
Assert.AreEqual("(ln(2) * (2 ^ (3 * x))) * (3 * 1)", deriv.ToString());
}
开发者ID:ronnycsharp,项目名称:xFunc,代码行数:29,代码来源:ExponentiationTest.cs
示例2: AddDiffNum_VarSubNum_
public void AddDiffNum_VarSubNum_()
{
// 2 + (x - 2)
var add = new Add(new Number(2), new Sub(new Variable("x"), new Number(2)));
var expected = new Variable("x");
SimpleTest(add, expected);
}
开发者ID:sys27,项目名称:xFunc,代码行数:8,代码来源:SimplifierTest.cs
示例3: DefiniteIntegral
public DefiniteIntegral(
IExpression expression,
Variable variable,
IExpression left,
IExpression right)
: base(new[] { expression, variable, left, right }, 4)
{
}
开发者ID:ronnycsharp,项目名称:xFunc,代码行数:8,代码来源:DefiniteIntegral.cs
示例4: AbsDerivativeTest2
public void AbsDerivativeTest2()
{
var num = new Number(2);
var x = new Variable("x");
var mul = new Mul(num, x);
var exp = new Abs(mul);
var deriv = Differentiate(exp);
Assert.Equal("2 * 1 * ((2 * x) / abs(2 * x))", deriv.ToString());
num.Value = 3;
Assert.Equal("abs(3 * x)", exp.ToString());
Assert.Equal("2 * 1 * ((2 * x) / abs(2 * x))", deriv.ToString());
}
开发者ID:sys27,项目名称:xFunc,代码行数:15,代码来源:DifferentiatorTest.cs
示例5: DerivativeTest2
public void DerivativeTest2()
{
// log(x, 2)
Number num = new Number(2);
Variable x = new Variable("x");
IExpression exp = new Log(x, num);
IExpression deriv = exp.Differentiate();
Assert.AreEqual("1 / (x * ln(2))", deriv.ToString());
num.Value = 4;
Assert.AreEqual("log(4, x)", exp.ToString());
Assert.AreEqual("1 / (x * ln(2))", deriv.ToString());
}
开发者ID:ronnycsharp,项目名称:xFunc,代码行数:15,代码来源:LogTest.cs
示例6: AbsDerivativeTest2
public void AbsDerivativeTest2()
{
Number num = new Number(2);
Variable x = new Variable("x");
Mul mul = new Mul(num, x);
IExpression exp = new Abs(mul);
IExpression deriv = Differentiate(exp);
Assert.AreEqual("(2 * 1) * ((2 * x) / abs(2 * x))", deriv.ToString());
num.Value = 3;
Assert.AreEqual("abs(3 * x)", exp.ToString());
Assert.AreEqual("(2 * 1) * ((2 * x) / abs(2 * x))", deriv.ToString());
}
开发者ID:ronnycsharp,项目名称:xFunc,代码行数:15,代码来源:DifferentiatorTest.cs
示例7: DerivativeTest3
public void DerivativeTest3()
{
Number num = new Number(2);
Variable x = new Variable("x");
Mul mul = new Mul(num, x);
IExpression exp = new Tan(mul);
IExpression deriv = exp.Differentiate();
Assert.AreEqual("(2 * 1) / (cos(2 * x) ^ 2)", deriv.ToString());
num.Value = 5;
Assert.AreEqual("tan(5 * x)", exp.ToString());
Assert.AreEqual("(2 * 1) / (cos(2 * x) ^ 2)", deriv.ToString());
}
开发者ID:ronnycsharp,项目名称:xFunc,代码行数:15,代码来源:TangentTest.cs
示例8: DerivativeTest2
public void DerivativeTest2()
{
// lg(2x)
Number num = new Number(2);
Variable x = new Variable("x");
Mul mul = new Mul(num, x);
IExpression exp = new Lg(mul);
IExpression deriv = exp.Differentiate();
Assert.AreEqual("(2 * 1) / ((2 * x) * ln(10))", deriv.ToString());
num.Value = 3;
Assert.AreEqual("lg(3 * x)", exp.ToString());
Assert.AreEqual("(2 * 1) / ((2 * x) * ln(10))", deriv.ToString());
}
开发者ID:ronnycsharp,项目名称:xFunc,代码行数:16,代码来源:LgTest.cs
示例9: DerivativeTest3
public void DerivativeTest3()
{
// cot(2x)
Number num = new Number(2);
Variable x = new Variable("x");
Mul mul = new Mul(num, x);
IExpression exp = new Cot(mul);
IExpression deriv = exp.Differentiate();
Assert.AreEqual("-((2 * 1) / (sin(2 * x) ^ 2))", deriv.ToString());
num.Value = 3;
Assert.AreEqual("cot(3 * x)", exp.ToString());
Assert.AreEqual("-((2 * 1) / (sin(2 * x) ^ 2))", deriv.ToString());
}
开发者ID:ronnycsharp,项目名称:xFunc,代码行数:16,代码来源:CotangentTest.cs
示例10: DerivativeTest2
public void DerivativeTest2()
{
// arcsec(2x)
Number num = new Number(2);
Variable x = new Variable("x");
Mul mul = new Mul(num, x);
IExpression exp = new Arcsec(mul);
IExpression deriv = exp.Differentiate();
Assert.AreEqual("(2 * 1) / (abs(2 * x) * sqrt(((2 * x) ^ 2) - 1))", deriv.ToString());
num.Value = 4;
Assert.AreEqual("arcsec(4 * x)", exp.ToString());
Assert.AreEqual("(2 * 1) / (abs(2 * x) * sqrt(((2 * x) ^ 2) - 1))", deriv.ToString());
}
开发者ID:ronnycsharp,项目名称:xFunc,代码行数:16,代码来源:ArcsecTest.cs
示例11: DerivativeTest3
public void DerivativeTest3()
{
// exp(2x)
Number num = new Number(2);
Variable x = new Variable("x");
Mul mul = new Mul(num, x);
IExpression exp = new Exp(mul);
IExpression deriv = exp.Differentiate();
Assert.AreEqual("(2 * 1) * exp(2 * x)", deriv.ToString());
num.Value = 6;
Assert.AreEqual("exp(6 * x)", exp.ToString());
Assert.AreEqual("(2 * 1) * exp(2 * x)", deriv.ToString());
}
开发者ID:ronnycsharp,项目名称:xFunc,代码行数:16,代码来源:ExponentialTest.cs
示例12: DerivativeTest3
public void DerivativeTest3()
{
// arccos(2x)
Number num = new Number(2);
Variable x = new Variable("x");
Mul mul = new Mul(num, x);
IExpression exp = new Arccos(mul);
IExpression deriv = exp.Differentiate();
Assert.AreEqual("-((2 * 1) / sqrt(1 - ((2 * x) ^ 2)))", deriv.ToString());
num.Value = 6;
Assert.AreEqual("arccos(6 * x)", exp.ToString());
Assert.AreEqual("-((2 * 1) / sqrt(1 - ((2 * x) ^ 2)))", deriv.ToString());
}
开发者ID:ronnycsharp,项目名称:xFunc,代码行数:16,代码来源:ArccosTest.cs
示例13: DerivativeTest2
public void DerivativeTest2()
{
Number num1 = new Number(2);
Variable x = new Variable("x");
Mul mul1 = new Mul(num1, x);
Number num2 = new Number(3);
Mul mul2 = new Mul(num2, x.Clone());
IExpression exp = new Sub(mul1, mul2);
IExpression deriv = exp.Differentiate();
Assert.AreEqual("(2 * 1) - (3 * 1)", deriv.ToString());
num1.Value = 5;
num2.Value = 4;
Assert.AreEqual("(5 * x) - (4 * x)", exp.ToString());
Assert.AreEqual("(2 * 1) - (3 * 1)", deriv.ToString());
}
开发者ID:ronnycsharp,项目名称:xFunc,代码行数:19,代码来源:SubtractionTest.cs
示例14: DerivativeTest3
public void DerivativeTest3()
{
// (2x) / (3x)
Number num1 = new Number(2);
Variable x = new Variable("x");
Mul mul1 = new Mul(num1, x);
Number num2 = new Number(3);
Mul mul2 = new Mul(num2, x.Clone());
IExpression exp = new Div(mul1, mul2);
IExpression deriv = exp.Differentiate();
Assert.AreEqual("(((2 * 1) * (3 * x)) - ((2 * x) * (3 * 1))) / ((3 * x) ^ 2)", deriv.ToString());
num1.Value = 4;
num2.Value = 5;
Assert.AreEqual("(4 * x) / (5 * x)", exp.ToString());
Assert.AreEqual("(((2 * 1) * (3 * x)) - ((2 * x) * (3 * 1))) / ((3 * x) ^ 2)", deriv.ToString());
}
开发者ID:ronnycsharp,项目名称:xFunc,代码行数:20,代码来源:DivisionTest.cs
示例15: MulSecondOne
public void MulSecondOne()
{
var mul = new Mul(new Variable("x"), new Number(1));
var expected = new Variable("x");
SimpleTest(mul, expected);
}
开发者ID:sys27,项目名称:xFunc,代码行数:7,代码来源:SimplifierTest.cs
示例16: PowerOne
public void PowerOne()
{
var pow = new Pow(new Variable("x"), new Number(1));
var expected = new Variable("x");
SimpleTest(pow, expected);
}
开发者ID:sys27,项目名称:xFunc,代码行数:7,代码来源:SimplifierTest.cs
示例17: MulSameVar8
public void MulSameVar8()
{
// 2x * 3x
var var = new Variable("x");
var mul = new Mul(new Mul(new Number(2), var), new Mul(new Number(3), var));
var expected = new Mul(new Number(6), new Pow(var, new Number(2)));
SimpleTest(mul, expected);
}
开发者ID:sys27,项目名称:xFunc,代码行数:9,代码来源:SimplifierTest.cs
示例18: MulSameVar9
public void MulSameVar9()
{
// (x * 2) * (x * 3)
var var = new Variable("x");
var mul = new Mul(new Mul(var, new Number(2)), new Mul(var, new Number(3)));
var expected = new Mul(new Number(6), new Pow(var, new Number(2)));
SimpleTest(mul, expected);
}
开发者ID:sys27,项目名称:xFunc,代码行数:9,代码来源:SimplifierTest.cs
示例19: RootOne
public void RootOne()
{
var root = new Root(new Variable("x"), new Number(1));
var expected = new Variable("x");
SimpleTest(root, expected);
}
开发者ID:sys27,项目名称:xFunc,代码行数:7,代码来源:SimplifierTest.cs
示例20: MulSameVar11
public void MulSameVar11()
{
// 2x * -3x
var var = new Variable("x");
var mul = new Mul(new Mul(new Number(2), var), new Mul(new Number(-0.5), var));
var expected = new UnaryMinus(new Pow(var, new Number(2)));
SimpleTest(mul, expected);
}
开发者ID:sys27,项目名称:xFunc,代码行数:9,代码来源:SimplifierTest.cs
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