A comprehensive history of trigonometry from ancient times to the Renaissance.

Reviews of books, websites, poster sets, movies, and other resources for learning and teaching the history of mathematics.

A comprehensive history of trigonometry from ancient times to the Renaissance.

Website containing much information on mathematical symbolism and terminology, as well as portraits of mathematicians from postage stamps.

The author constructs a possible mathematical path from the ancient Babylonians to Pythagoras, Euclid, and the ancient Greeks.

This website devoted to miscellanea about Archimedes contains much interesting material about his life and times.

An excellent book surveying the history of the philosophy of mathematics from the time of Plato to the nineteenth and early twentieth centuries.

Where does pi come from? Why should we be interested in negative numbers, or square roots of negative numbers? How did people ever figure out the quadratic formula? A truly wonderful reference for teachers at all levels.

The beginnings of land measurement in the early United States and how this affected American democracy.

Poster of Banneker, with a brief description of his life and work.

A biography of Hypatia in her times, which carefully distinguishes between the known facts of her life and the many speculations about her.

A discussion of the meaning of mathematical unsolvability in the context of the history of Abel's proof of the unsolvability of the quintic equation in terms of radicals.