XZCalc is a calculator program with the following features:
- Can calculate with quaternions, complex matrices and scalars
- Extra precision 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 XZCalc code from files
- Hot Help from F1 key
- Written in Microsoft Visual C# .NET 2005 for Windows

All of the source is included in the distributed file.
Please let me know what you think about this program.
-Harry hjsmithh@sbcglobal.net