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The third part of a necklace of pearls, broken in a lover's quarrel, fell to the ground...
This is the title page of the 1779 edition of the works of Isaac Newton known at that time. Note that this is a much shorter book than the recent eight volume collection of Newton's mathematical papers, edited by Derek Whiteside.
A speculator bought stock at 25% below par and sold it at 20% above par. He gained $1560. How much did he invest?
A copper water tank in the form of a rectangular parallelopiped is to made. If its length is to be a times its breadth, how high should it be that for a given capacity it should cost as little as possible?
In a given square, inscribe 4 equal circles so that...
Original source material from seventeen mathematicians, with commentary by Stephen Hawking.
Find the isoceles triangle of smallest area that circumscribes a circle of radius 1.
A square walled city of unknown dimensions has four gates, one at the center of each side.

A study of the solution of quartic equations in Cardano's Ars Magna and in the work of Euler and Descartes.

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?

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