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Problems from Another Time

Individual problems from throughout mathematics history, as well as articles that include problem sets for students.

The authors recount the 'great tale' of Napier's and Burgi's parallel development of logarithms and urge you to use it in class.
A California miner has a spherical ball of gold, 2 inches in diamter, which he wants to exchange for spherical balls 1 inch in diameter. How many of the smaller spheres should he receive?
There is a circle from within which a square is cut, the remaining portion having an area of 47.6255 square units.
The sum of two numbers is 10 and their product is 40. What are the numbers?
How a translation of Peano's counterexample to the 'theorem' that a zero Wronskian implies linear dependence can help your differential equations students
In baking a hemispherical loaf of bread of 10" radius, the crust was everywhere of an equal thickness, and the solidity of the crust was equal to half the solid content of the whole loaf. What were the dimensions of the interior soft part?
A wooden log is encased in a wall. If we cut part of the wall away to a depth of 1 inch...
Given a triangular piece of land having two sides 10 yards in length and its base 12 yards, what is the largest square that can be constructed within this piece of land so that one of its sides lies along the base of the triangle?
Discussion of 15th century French manuscript, with translation of its problems, including one with negative solutions
What is the sum of the following series, carried to infinity: 11, 11/7, 11/49, etc.?

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