This is the title page of the Margarita philosophica (Pearl of Wisdom) of Gregor Reisch (1467 - 1525). The first edition was published in 1503. This work was used as a university textbook in the early sixteenth century.

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The authors makes the case for Leonardo da Vinci as the first modern scientist, as he discussed Leonardo's mathematics and science.

A powerful, unvanquished, excellent black snake, 80 angulas in length, enters into a hole at the rate of 7 1/2 angulas in 5/14 of a day, and in the course of a day its tail grows 11/4 of an angula.

A square walled city measures 10 li on each side. At the center of each side is a gate. Two persons start walking from the center of the city.

Given a right triangle where you know the length of the base and the sum of the perpendicular side and the hypotenuse.

Fourth Annual Smoky Mountain Undergraduate Conference on the History of Mathematics

Problems from a 15th century French manuscript, including one with negative solutions

A survey of concepts of infinite sets over the centuries.

Three people buy wood together. One pays the merchant 5 coins, another 3 coins, and the last 2 coins.

This is page 167 from the Exercitationes mathematicae (1657) of Frans van Schooten (1615-1660). This book contained a collection of mathematical construction problems, among much else. It was one of the books read by Isaac Newton while he was a student at Cambridge University and helped to introduce him to modern mathematics. On this page we see a construction enabling one to find the distance across a river.