• Extra precision to millions of decimal places
• Uses Fast Hartley Transform to speed-up long multiplies
• Separate input and output notation, base 2 to base 36
• Efficient Transcendental functions
• Hyperbolic functions
• Greatest Common Divisor function
• Modulo arithmetic options
• Bernoulli numbers, Euler numbers, Euler´s constant
• Boolean functions, Gamma and Psi functions
• Random number generator
• Can compute Pi to 54.5 million decimal digits
• Algebraic notation (not reverse polish)
• If-then-else statement
• Goto statement
• Can run XPCalc code from files
• Hot Help from F1 key
• Written in Microsoft Visual C# .NET 2003 for Windows
• Recommended by Dr. Clifford A. Pickover´s in his books COMPUTERS AND THE IMAGINATION page 380, and MAZES FOR THE MIND pages 388 and 412.
• and more ... . All C# source files and documentation included

Requires Microsoft .NET Framework 1.1.