double Fn(string function, double x)
{
MathParser parser = new MathParser();
parser.LocalVariables.Add("x", (decimal)x);
var result = parser.Parse(function);
return (double)result;
}
private decimal F(decimal x)
{
MathParser parser = new MathParser();
parser.LocalVariables.Add("x", (decimal)x);
var result = parser.Parse(function);
return (decimal)result;
}
private decimal eval(string function, decimal x )
{
if (function.Equals("FPOd"))
return FPOd;
if ( function.Equals( "FPNd" ) )
return FPNd;
MathParser parser = new MathParser();
parser.LocalVariables.Add( "x", ( decimal ) x );
var result = parser.Parse( function );
return ( decimal ) result;
}