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Convergence articles

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There is a four-sided field whose eastern side measures 35 paces, its western side 45 paces, its southern side 25 paces and its northern side 15 paces. Find the area of this field.
A general mathematics website with much information on the history of mathematics.
A sketch of the history of topology, beginning with the polyhedron formula, but continuing up to the present.
Archimedes' work, The Method, explained, along with many other important ideas of the great Greek geometer.
Benjamin Banneker solved some trigonometry problems in his extant notebooks. One of them is discussed here. The authors have also discovered the probable source of Banneker's trigonometry table.
A bridge is built across a river in 6 months by 45 men. It is washed away by the current. Required the number of workmen sufficient to build another of twice as much worth in 4 months.
A survey of techniques of minimizing and maximizing over the centuries.
A new collection of original source materials in the mathematics of five civilizations.
A seminar of faculty from colleges and universities in the Philadelphia area, meeting monthly at Villanova University.

A math history class visits the 'Beautiful Science' exhibit at the Huntington Library in Southern California.