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Convergence articles

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A sketch of the history of topology, beginning with the polyhedron formula, but continuing up to the present.
A lion, a wolf and a fox each take a certain amount of time to eat a goat separately. How long would it take all these animals together to eat the goat?
The annual meeting of the NCTM contains numerous sessions dealing with the history of mathematics.
A carpenter has undertaken to build a house in 20 days. He takes on another man and says; "If we build the house together, we can accomplish the work in 8 days!" How long would it take this other man to build the house working alone?
The first detailed biography of James Joseph Sylvester.
The highest point of the Andes is about 4 miles above sea level.
Suppose a man had put out one cent at compound interest in 1620, what would have been the amount in 1824, allowing it to double once in 12 years?

A math history class visits the 'Beautiful Science' exhibit at the Huntington Library in Southern California.

Three persons bought a sugar loaf in the form of a perfect cone 25"" high and agreed to divide it...what was the slant height of each one's share?
Find the greatest value of y in the equation a4 x2= (x2 + y2)3.

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