public override IBaseMathOperator Derivate()
{
if (A is ConstantMathOperator && B is ConstantMathOperator)
{
return(new ConstantMathOperator(0));
}
if (!(A is ConstantMathOperator || B is ConstantMathOperator))
{
var left = new MultiplyMathOperator();
left.Instantiate(new [] { A.Derivate(), B });
var right = new MultiplyMathOperator();
right.Instantiate(new [] { B.Derivate(), A });
var add = new AddMathOperator();
add.Instantiate(new IBaseMathOperator[] { left, right });
return(add);
}
var ADir = A is ConstantMathOperator ? A : A.Derivate();
var BDir = B is ConstantMathOperator ? B : B.Derivate();
var multi = new MultiplyMathOperator();
multi.Instantiate(new [] { ADir, BDir });
return(multi);
}
public override IBaseMathOperator Derivate()
{
if (IsConstant())
{
return(new ConstantMathOperator(0));
}
var add = new AddMathOperator
{
A = A.Derivate(),
B = B.Derivate()
};
return(add);
}