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

Series of Circles

A series of circles have their centers on an equilateral hyperbola and pass through its center. Show that their envelope is a lemniscate.

Mathematicians: An Outer View of the Inner World

Portraits of 92 living mathematicians, with autobiographical comments.

Find the Two Numbers

Find the two numbers such that multiplying one by the other makes 8 and the sum of their squares is 27

Mathematical Treasures from the Smith and Plimpton Collections at Columbia University

A collection of images of historical texts and tools to share with your students

Square and Round Land

As for a square piece of land that amounts to 100 square cubits, if it is said to you, "Cause it to make a piece of land that amounts to 100 square cubits that is round," what is the required diameter?

Frustum-Shaped Mound

There is a mound of earth in the shape of a frustum of a cone.

Feeling Sluggish

A leech invited a slug for a lunch a leuca away.

Bargain Houses

A man agreed to pay for 13 valuable houses worth $5000 each, what the last would amount to, reckoning 7 cents for the first, 4 times 7 cents for the second, and so on, increasing the price 4 times on each to the last.

Review of The Babylonian Theorem

The author constructs a possible mathematical path from the ancient Babylonians to Pythagoras, Euclid, and the ancient Greeks.