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Find two number with sum 20 and when squared their sum is 208.
A collection of biographies of sixty mathematicians from the eighteenth century to the twentieth.
Page 9, Images from Paul Halmos Photograph Collection: Burkholder, Butzer, Calderon, Chern, et al
If an equilateral triangle whose area is equal to 10,000 square feet be surrounded by a walk of uniform width, and equal to the area of the inscribed circle, what is the width of the walk?
Circular Images
The Arithmetic of Boethius (480-524) dates from the early sixth century. This page is from a mansucript (Plimpton MS 165) that dates from approximately 1294, written on vellum.
The beginnings of land measurement in the early United States and how this affected American democracy.
Determine a number having remainders 2, 3, 2 when divided by 3, 5, 7 respectively.
Information on the NCTM Fall, 2004 Eastern Regional meeting.
The most popular and authoritative arithmetic book in late 17th and 18th century England, it stayed in print for 100 years.