A collection of short biographical sketches of people involved in the development of calculus, as well as brief descriptions of important events in that development.

Displaying 651 - 660 of 664

As is the case with a great deal of interesting mathematics, the conic sections are believed to have been discovered in an attempt to solve a problem, a problem which on the surface seems to have nothing to do with conic sections.

This is a page from the Rechenbuch of Adam Riese. It deals with the measurement of barrels. Also a page that has a table showing numbers both in German words, in Roman numerals, and in the Hindu-Arabic numerals.

Arithmos seminars are 24-hour workshops on the classics of mathematics, read in the original, or in a scholarly English translation.

Knowing the base, b, and the altitude, a, of a triangle. Find the expression for a side of the inscribed square.

Website containing much information on mathematical symbolism and terminology, as well as portraits of mathematicians from postage stamps.

A collection of short lectures by Howard Eves giving details on 20 important happenings in the history of mathematics before 1650.

Mesopotamian accounting evolved from simple clay token counters to a number-recording system that included impressions of these tokens on clay tablets.

The sum of the two digits of a 2-digit number is 9. If 45 is subtracted from the number, the result will be expressed by the digits in reverse order. Find the number.

In the middle of the 18th century, King Frederick the Great of Prussia became interested in creating a lottery to raise money. As was his custom when mathematical matters were involved, he called upon Leonhard Euler for counsel.