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Extended Precision Integers

John Kennedy
Mathematics Department
Santa Monica College
1900 Pico Blvd.
Santa Monica, CA 90405 or

The XPRES program does extended precision arithmetic on integers. This program will calculate, using up to 20,000 digits of accuracy, sums, products, quotients, powers, factorials, combinations, and permutations. The interface is in the format of a calculator with stacks, memory, etc. A tutorial is provided.

Download [100 KB].