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Convergence articles

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Given a door and a measuring rod of unknown dimensions, the rod is used to measure the door.
In a right triangle, the hypotenuse is 9.434 and the sum of the sides around the right angle is 13. Find the lengths of the sides around the right angle.
After completing this assignment on Simon Stevin's treatment of decimal fractions in his 1585 De Thiende, the author's preservice mathematics teachers understood why our usual procedure for multiplying such fractions works.
The paperback reprint of this large collection of articles by experts on all aspects of the history and philosophy of mathematics.
Posters illustrating mathematics concepts in such places as China, Japan, India, and the Americas.
A fish sees a heron looking at him from across a pool, so he quickly swims towards the south. When he reaches the south side of the pool, he has the unwelcome surprise of meeting the heron.
The author became fascinated with the mysterious role of √-1 in electronics. Turning to history for insight, he brings the perspectives of both a practical man and a scholar in conveying the enchantment of mathematics for a non-mathematician.
A wide-ranging site with links to many sources in the history of mathematics.
The story of the negative numbers
The authors recount the 'great tale' of Napier's and Burgi's parallel development of logarithms and urge you to use it in class.

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