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Convergence articles

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

This is the title page of the first textbook in the calculus of variations, Leonhard Euler's Method of Finding Curved Lines that Show some Property of Maximum or Minimum. It was published in 1744.
A vessel is anchored in 3 fathoms of water and the cable passes over a sheave in the bowspirt which is 6 ft above the water.
There is a right triangle where: the sum of the upright multiplied by itself twice and the hypotenuse multiplied by itself is 700 units; and, the sum of the base multiplied by itself twice and the hypotenuse multiplied by itself is 900 units.

A man, woman, and two boys desire to cross a river, but their boat has weight restrictions!

A gallery of episodes from the history of calculus.
Poster picturing five famous women, from Hypatia to Grace Hopper.

Review of a book that suggests that the accepted historical chronology is fundamentally flawed.

Why should we use historical problems in today's classroom? This article answers that question and serves as an introduction to the problems on this website.
Here is the title page of part I of the General Trattato di Numeri (General Treatise on Number and Measure) (1556) of Niccolo Tartaglia (1500-1557). This is an extensive work on elementary mathematics that was popular in Italy for several decades after its publication.