// Calculate function
public override double Calc(double val)
{
var a = LeftFunc.Calc(val);
if (Math.Abs(a) <= 10e-6)
{
return(a);
}
var b = RightFunc.Calc(val);
if (Math.Abs(b) <= 10e-6)
{
return(b);
}
return(a * b);
}
// Calculate function
public override double Calc(double val)
{
return(LeftFunc.Calc(val) + RightFunc.Calc(val));
}
// Calculate function
public override double Calc(double val)
{
return(Math.Pow(LeftFunc.Calc(val), RightFunc.Calc(val)));
}