Thanks to /., I found out that Eric Weisstein's World of Mathematics (or MathWorld to its friends), a great online mathematics encyclopedia, is finally back online. It was forced to shut down more ...

A mathematical circuit that performs high-speed floating point operations. Also called a "floating point unit" (FPU), the math coprocessor may be a stand-alone chip or circuits built into the CPU.

MathWorld is a free online encyclopedia of mathematical terms, concepts and definitions. To date, it has over 12,600 pages, and is updated continually to reflect new discoveries and information. Many ...

A one-way mathematical algorithm that cannot be turned back into the original input. A hash function provides irreversible math. See hash. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other ...