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Three images from Kepler's 1609 Astronomia Nova, the text in which he introduced his first two laws of planetary motion

A carpenter has undertaken to build a house in 20 days. He takes on another man and says; "If we build the house together, we can accomplish the work in 8 days!" How long would it take this other man to build the house working alone?
Determine the dimensions of the least isosceles triangle ACD that can circumscribe a given circle.
A creative expression combining text, design and illustrations, originally designed for the International Congress of Mathematicians in Madrid.
A bridge is built across a river in 6 months by 45 men. It is washed away by the current. Required the number of workmen sufficient to build another of twice as much worth in 4 months.
Find a number having remainder 29 when divided by 30 and remainder 3 when divided by 4.
A survey of techniques of minimizing and maximizing over the centuries.
Three persons bought a sugar loaf in the form of a perfect cone 25"" high and agreed to divide it...what was the slant height of each one's share?
The author compares Greek ladder, continued fraction, and Newton's Method approximations, noting that the Greek ladder easily gives both of Archimedes' famous bounds.
This book is a collection of mathematical ideas organized around the themes of infinity and the illumination of the nature of mathematical thought.

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