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There is a four sided field.

A gentleman has bought a rectangular piece of land whose perimeter is to be 100 rods; and he is to pay 1 dollar for each rod in the length of the land and 3 dollars for each rod in the breath of the land.

Mathematical Treasure: Isaac Greenwood's Arithmetick

Image of first arithmetic book published in the English colonies in what is now the Eastern United States

Math Archives: History of Mathematics website

A website with links to information about numerous topics in the history of mathematics.

Mathematics Emerging: A Sourcebook 1540 - 1900

A new sourcebook containing the works in their original form along with a translation and a brief commentary.

Napier's e

A discussion of why we use "e" to represent the base of the natural logarithm system.

Alien Encounters

A dramatization, in two Acts, of the struggles of European mathematicians of the seventeenth and eighteenth centuries to come to terms with the newly admitted negative numbers.

Leonardo da Vinci's Geometric Sketches

This is a collection of plates that Leonardo da Vinci created to illustrate De divina proportione of Luca Pacioli.

Traveling Men

Two men starting from the same point begin walking in different directions. Their rates of travel are in the ratio 7:3.

A Basket Case

Rabbits and pheasants are put in a basket.