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Convergence articles

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The author compares Greek ladder, continued fraction, and Newton's Method approximations, noting that the Greek ladder easily gives both of Archimedes' famous bounds.
This is a description of the crosswalk from Convergence to Loci Convergence.
Having been given the sum of two numbers,a, and the difference of their squares,b, find the numbers.
A man bought a number of sheep for $225; 10 of them having died, he sold 4/5 of the remainder for the same cost and received $150 for them. How many did he buy?
Posters illustrating mathematics concepts in such places as China, Japan, India, and the Americas.
A circle is inscribed in an isosceles trapezoid. Find the relationship of the radius to the sides.
Two travelers, starting at the same time from the same point, travel in opposite directions round a circular railway.
An argument that the teaching of elementary integration should better reflect its historical development
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.
Title page of Jacob Bernoulli's Ars Conjectandi (The Art of Conjecturing), published posthumously in 1713 by his nephew Nicolaus I Bernoulli. The Ars Conjectandi is famous for Bernoulli's statement of a general rule for summing integral powers as well as for the first statement and proof of the Law of Large Numbers.