public SymbolicVariable Power(double power)
{
if (Math.Floor(power) == power)
{
return(Power((int)power));
}
SymbolicVariable p = this.Clone();
if (p.IsOneTerm)
{
// raise the coeffecient and symbol
if (!string.IsNullOrEmpty(p.Symbol))
{
p.SymbolPower = power;
}
p.Coeffecient = Math.Pow(p.Coeffecient, power);
}
else
{
if (power == 0.5)
{
// return sqrt function of the multi term
return(new SymbolicVariable("Sqrt(" + p.ToString() + ")"));
}
else if (power > 0 && power < 1)
{
// I don't have solution for this now
throw new SymbolicException("I don't have solution for this type of power " + p.ToString() + "^ (" + power.ToString() + ")");
}
else
{
// multi term that we can't raise it to the double
return(p.RaiseToSymbolicPower(new SymbolicVariable(power.ToString())));
}
}
return(p);
}
public static SymbolicVariable Pow(SymbolicVariable a, double power)
{
return(a.RaiseToSymbolicPower(new SymbolicVariable(power.ToString())));
}
/// <summary>
/// Power of symbolic variable.
/// </summary>
/// <param name="a"></param>
/// <param name="b"></param>
/// <returns></returns>
public static SymbolicVariable SymbolicPower(SymbolicVariable a, SymbolicVariable b)
{
return(a.RaiseToSymbolicPower(b));
}