Here are some key features of "XMCalc":

· Can calculate with real matrices, real scalars and quaternions
· Extra precision complex numbers 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 XMCalc code from files
· Hot Help from F1 key
· Written in Microsoft Visual C# .NET 2003 for Windows
· All C# source files and documentation included

Requirements:

· .NET Framework 1.1