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What number which being increased by 1/2, 1/3, and 1/4 of itself, the sum shall be 75?
A survey of early theories of planetary motion, with dynamic figures to help in understanding these motions.
Problems taken from Chinese sources
A collection of the Kenneth May lectures in the history of mathematics given at meetings of the Canadian Society for the History and Philosophy of Mathematics.
Two officers each have a company of men, the one has 40 less than the other.
Page 4: Images of Jose Barria, Paul Halmos, Robert Bartle, Marshall Stone, Hyman Bass, and Joseph Bastian from the Halmos snapshot collection
An old Chinese general led his army to a river with a steep bank. Standing atop the bank, he held a stick 6 feet long perpendicular to himself.
A general formed his men into a square, that is, an equal number in rank and file, and he found that he had an excess of 59 men.
A book connecting mathematics to mysticism, but not recommended.
This is the title page of the 1599 edition of the Rechenbuch of Simon Jacob (d. 1564), a Rechenmeister of the sixteenth century. This was a commercial arithmetic text, in which the basic laws of arithmetic were applied to many practical problems.