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Convergence articles

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A history of the concept of zero from as far back as the Babylonian period, with philosophical excursions into the meaning of "nothing".

Explain the geometric basis of "completing the square," the original method of solving quadratic equations, to your students.
A survey of early theories of planetary motion, with dynamic figures to help in understanding these motions.
NCTM Meeting in Philadelphia
A collection of articles on mathematics in Europe from the twelfth to the fifteenth century.
In many sources, we see that Tartaglia has the surname Fontana. According to the author of this article, the co-discoverer of the cubic formula did not ever use that name.
A wonderful book about the square root of 2, beginning with the search for the side of a square double a given square.
Page 4: Images of Jose Barria, Paul Halmos, Robert Bartle, Marshall Stone, Hyman Bass, and Joseph Bastian from the Halmos snapshot collection
This a wonderfully written tour of aspects of classical geometry-- a must read for all geometry teachers.
A collection of articles about historical and contemporary women in mathematics.

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