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Problems from Another Time

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

There is a four sided field.
If 80 dollars worth of provisions will serve 20 men for 25 days, what number of men will the same amount of provisions serve for 10 days?
How a translation of Peano's counterexample to the 'theorem' that a zero Wronskian implies linear dependence can help your differential equations students
Two persons sat down to play for a certain sum of money; and agree that the first who gets three games shall be the winner. After a few games they resolve to divide the stakes. How much should each person receive?
In one day, a person can make 30 arrows or fletch [put the feathers on] 20 arrows.
A certain slave fled from Milan to Naples going 1/10 of the whole journey each day. At the beginning of the third day, his master sent a slave after him and this slave went 1/7 of the whole journey each day.
Discussion of 15th century French manuscript, with translation of its problems, including one with negative solutions
There is a round fish pond of certain dimensions, and into the pond is dropped a marble column. How high will the water rise?
Given right triangle ABC where C is the right angle, ellipse O (a,b) is inscribed in it, with its major axis parallel to BC. Calculate the semi-major axis, a, in terms of AC, BC and b.
Discussion of 15th century French manuscript, with translation of its problems, including one with negative solutions

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