A discussion not only of the mathematics of pi, but of its applications through the centuries.

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A discussion not only of the mathematics of pi, but of its applications through the centuries.

A sketch of the history of topology, beginning with the polyhedron formula, but continuing up to the present.

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 length of those sides.

This is an invited working conference as part of the ICMI Study Series.

A history of the development of Pascal's triangle in its various manifestations

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.

This article contains examples of the use of the rule of false position in the solution of geometric problems as found in the work of Simon Stevin. We discuss the benefits for future teachers and their students.

The Fibonacci numbers and applications to areas such as plant growth and stock market predictions.

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

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