internal override Algebraic SymEval(Algebraic x, Algebraic y)
{
if (x.Equals(Symbol.ZERO))
{
if (y.Equals(Symbol.ZERO))
{
return(Symbol.ONE);
}
return(Symbol.ZERO);
}
if (y is Symbol && (( Symbol )y).IsInteger())
{
return(x.Pow((( Symbol )y).ToInt()));
}
return(FunctionVariable.Create("exp", FunctionVariable.Create("log", x) * y));
}