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Convergence articles

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A cylindrical tin tomato can is to be made which shall have a given capacity. Find what should be the ratio of the height to the radius of the base that the smallest possible amount of tin shall be required.
A collection of short pieces detailing how Euler solved a particular mathematics problem.
The sum of two numbers is 10 and their product is 40. What are the numbers?
Tartaglia's method for solving cubics, which he eventually explained to Cardano.

An excellent and careful study of matrix methods for solving systems of linear equations in first century China.

Photo of Plimpton 322, an old Babylonian Tablet, from the Plimpton Collection at the Columbia University Library. Part of the Mathematical Treasures section of Loci: Convergence.
Having been given the sum of two numbers,a, and the difference of their squares,b, find the numbers.
There is a fish whose body weighs 8oz. Tell me how much the whole fish weighs?
A circle is inscribed in an isosceles trapezoid. Find the relationship of the radius to the sides.
Four episodes in the history of geometry are discussed, where dynamic geometry helps in understanding the ideas.

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