Convergence articles

Displaying 711 - 720 of 726

Filter by subject

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.

Compound Interest

Suppose a man had put out one cent at compound interest in 1620, what would have been the amount in 1824, allowing it to double once in 12 years?

Review of The Chinese Roots of Linear Algebra

An excellent and careful study of matrix methods for solving systems of linear equations in first century China.

Farmer's Best Deal

How many calves, goats and pigs did the farmer buy?

Ars Magna Title Page

Title page from the Ars Magna, by Gerolamo Cardano, published in 1545. Engraved portrait of the author. First printed text of algebraic solution of cubic equations.

Convergence Advisory Board 2004-2009

Amazing Traces of a Babylonian Origin in Greek Mathematics

Aspects of classical Greek mathematics are compared with areas of Babylonian mathematics.

Ancient Mathematics

A new history of Greek mathematics, taking into account the latest research.

Gun Metal

Gun metal of a certain grade is composed of 16% tin and 84% copper. How much tin must be added to 410 pounds of this gun metal to make a composition of 18% tin?

Review of The Man of Numbers: Fibonacci's Arithmetic Revolution

Author Keith Devlin argues that the impact of the Pisan merchant and his Arabic numbers on medieval Europe was even greater than previously thought.