You are here

Convergence articles

Displaying 621 - 630 of 655

The author became fascinated with the mysterious role of √-1 in electronics. Turning to history for insight, he brings the perspectives of both a practical man and a scholar in conveying the enchantment of mathematics for a non-mathematician.
There are two columns in the ruins of Persepolis left standing upright; one is 70 ft. above the plane, and the other 50 ft;
There is a four-sided field whose eastern side measures 35 paces, its western side 45 paces, its southern side 25 paces and its northern side 15 paces. Find the area of this field.
A general mathematics website with much information on the history of mathematics.
A detailed study of the cycles of the Mayan calendar, along with some other ancient calendars.
The "rood", a linear measure dating from many centuries ago, is calculated anew in today's classrooms.
Problems taken from Chinese sources
If a ball 6 inches in diameter weighs 32 lbs, what will be the weight of a ball 3 inches in diameter?
A new collection of original source materials in the mathematics of five civilizations.
A discussion not only of the mathematics of pi, but of its applications through the centuries.