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

Francois-Joseph Servois: Priest, Artillery Officer, and Professor of Mathematics

As this biography reveals, Servois fought in battles for Paris and for the foundations of calculus.

Travelling Men 2

Two men start walking at the same time and travel a distance. One is walking faster and completes the journey sooner. How fast did each man travel?

HOM SIGMAA 2008 Student Paper Contest Winners

There are four winners of the HOM SIGMAA Student Paper Contest for 2008. The papers may be accessed here.

IOU

I owe a man the following notes: one of $800 due May 16; one of $660 due on July 1; one of $940 due September 29. He wishes to exchange them for two notes of $1200 each and wants one to fall due June 1. When should the other be due?

Going Through the Paces II

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.

Indian Numbers Game

Find a number having remainder 29 when divided by 30 and remainder 3 when divided by 4.

Provisions

If 80 dollars worth of provisions will serve 20 men for 25 days, what number of men will the same amount of provisions serve for 10 days?

Who's That Mathematician? Images from the Paul R. Halmos Photograph Collection

We invite you to send us information about these photographs of 20th century mathematicians.

Fibonacci's Liber Abaci

A translation of one of the earliest European mathematical texts to use the Hindu-Arabic number system.