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Convergence articles

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The story of the negative numbers
Three circles of varying radius are mutually tangent. The area of the triangle connecting their centers is given. Find the radius of the third circle.
How Servois' failed attempt to construct a foundation for the calculus nonetheless helped shape modern mathematics
A translation from the original Greek of a manuscript on magic squares by the Byzantine scholar Manuel Moschopoulos, written about 1315
There is a log of precious wood 18 feet long whose bases are 5 feet and 2.5 feet in circumference. Into what lengths should the log be cut to trisect its volume?
There is a round town 8000 feet in circumference.
This is the title page to the English version of Isaac Barrow's Geometrical Lectures, which were originally given in his position as Lucasian Professor of Mathematics at Cambridge University. These lectures contain one of the earliest statements and proofs of what is today known as the fundamental theorem of calculus.
A cat sitting on a wall 4 cubits high saw a rat prowling 8 cubits from the foot of the wall;
The story of Gerbert, who became Pope Sylvester II in 999, and his mathematics.
A collection of articles dealing with mathematical models and objects and how they can be used in teaching.