A biography of the geometer Donald Coxeter.

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A biography of the geometer Donald Coxeter.

One person possesses 7 asavas horses, another 9 hayas horses, and another 9 camels. Each gives two animals away, one to each of the others.

Review of Bertram's text on the history of Greek science.

Four men already having denari found a purse of denari; each man has a different amount of denari before they found the purse. Find out how much denari each man has.

I was employed to survey a field, which I was told was an exact geometrical square, but by reason of a river running through it, I can only obtain partial measurements.

Two pages from a 1650 manuscript of the Lilavati of Bhaskara II (1114-1185). The second photo is an illustration of the Pythagorean Theorem.

The Ohio Section Short Course will consider the use of original sources in teaching mathematics.

A round pond sits in a rectangular garden. Its center is inaccessible; however, you know the distances from each corner of the garden to the center of the pond: 60, 52, 28, and 40 yards. What is the radius of the pond?

A wooden beam is stood vertically against a wall. The length of the beam is 30 units.

Given a door and a measuring rod of unknown dimensions, the rod is used to measure the door.