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Convergence articles

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NCTM Meeting in Philadelphia
Three men have a pile of money, their shares being 1/2, 1/3 and 1/6. Each man takes some money from the pile until nothing is left.
Given right triangle ABC where C is the right angle, ellipse O (a,b) is inscribed in it, with its major axis parallel to BC. Calculate the semi-major axis, a, in terms of AC, BC and b.
A discussion of aspects of Leonardo of Pisa's Book of Squares.
A superb collection of articles by experts on various areas of the history of analysis, from the Greeks to modern times.
A lady has two silver cups, and only one cover for both. The first cup weighs 16 oz, and when it is covered it weighs 3 times as much as the second cup; but when the second cup is covered, it weighs 4 times as much as the first.
An English translation of Eratosthenes' Geography, which includes "On the Measurement of the Earth."
Where does pi come from? Why should we be interested in negative numbers, or square roots of negative numbers? How did people ever figure out the quadratic formula? A truly wonderful reference for teachers at all levels.
A collection of articles on using the history of mathematics of the past 200 years in the undergraduate classroom.
The history of apportionment of representatives in the U.S. Congress, from the 1790s until today, along with a discussion of the mathematics involved in the various methods.

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