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Problems from Another Time

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

Determine the different values of x, when a certain function hits a minimum.
Given a door and a measuring rod of unknown dimensions, the rod is used to measure the door.
A man went to a draper and bought a length of cloth 35 braccia long to make a suit of clothes.
Two circles, the sum of whose radii is a, are placed in the same plane with their centers at a distance 2a...
The authors recount the 'great tale' of Napier's and Burgi's parallel development of logarithms and urge you to use it in class.
Three congruent circles of radius 6 inches are mutually tangent to one another. Compute the area enclosed between them.
Now there is a wall 5 feet thick and two rats tunnel from opposite sides.
Determine the radii of three equal circles decribed within and tangent to a given circle, and also tangent to each other
How a translation of Peano's counterexample to the 'theorem' that a zero Wronskian implies linear dependence can help your differential equations students
The radius of a circle is 3.20 meters. Compute to within .001m the areas of the inscribed and circumscribed equilateral triangles.

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