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Convergence articles

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Page 9, Images from Paul Halmos Photograph Collection: Burkholder, Butzer, Calderon, Chern, et al
A history of the development of Pascal's triangle in its various manifestations
The Arithmetic of Boethius (480-524) dates from the early sixth century. This page is from a mansucript (Plimpton MS 165) that dates from approximately 1294, written on vellum.
The square root of half the number of bees in a swarm has flown out upon a jessamine bush; 8/9 of the swarm has remained behind.
The quadrennial meeting of the International Study Group on the Relations between History and Pedagogy of Mathematics will be in Mexico City, July 14-18, 2008.

Having been given the lengths, a and b, of two straight lines drawn from the acute angles of a right triangle to the middle of the opposite sides, determine the lengths of those sides.

A translation of one of the seminal papers in the field of elliptic integrals, but one that can be read by an undergraduate.
Explain the geometric basis of "completing the square," the original method of solving quadratic equations, to your students.
The most popular and authoritative arithmetic book in late 17th and 18th century England, it stayed in print for 100 years.
The triangle ABC has a right angle at C. Show that 1/ED=1/AC+1/AB

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