Big-Calc Features

  1. Add, Subtract, Multiply, and Divide (of course)
  2. Square and Square Root
  3. Factorials
  4. Add a Series of Numbers
  5. Save Numbers to Disk
  6. Printing
  7. Ulam's Conjecture Testing
  8. Fibonnacci Sequence
  9. Programmability

Macros that come with Big-Calc:

  1. Help System
  2. y Root of x
  3. Decimal y Root of x
  4. Decimal x / y
  5. Mersenne Primality Test
  6. Perpetual Calendar (Years 1 - end of time)
  7. Show Multiplication

Companion Programs

  1. Primes_to (Sieve of Eratosthenes)
  2. Hugemult (Multiply up to a billion digits or more!)

All of this is free!

[Justin's Page] [10,000-Year Calendar]