Conversions, formulas, and tables about water weights, pressures, flows, volumes, horse power, pump efficiency, the weight of 100 yards of pipe filled with water, and flow rate to velocity comparisons. Also, a water flow...

With a development team that includes several well-regarded mathematicians and other such folk, the S.O.S. Mathematics website is a high-quality resource for persons who might find themselves in need of a bit of...

At this site from S.O.S. Mathematics, an easily navigated list of topics takes visitors to a variety of common mathematics look-up tables. Tables featured include Trigonometric Identities, Derivatives, Indefinite...

An interactive currency table. Versions are available in English, Spanish, and Swedish. The Universal Currency Converter™ allows you to perform interactive foreign exchange rate conversion on the Internet. Type the...

Wolfram Research, the maker of the popular software Mathematica, recently added a comprehensive database of mathematical functions to its Web site. There are tens of thousands of formulas that can be browsed...