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Convergence articles

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A method for extracting square roots used in Italy through the 18th century was introduced in a manuscript by the 12th century mathematician al-Hassar. Appendix: When Was Fermat Born? (Not in 1601 ...)
Given the cats eye as shown. Let the radius of the eye be given by R. What is the area of the pupil?
In a given square, inscribe 4 equal circles so that...
Dynamic geometry software is used to demonstrate early Greek attempts at the trisection of an angle and the squaring of a circle.
A book delving into the working of the mathematical mind.
Find the isoceles triangle of smallest area that circumscribes a circle of radius 1.
A highly recommended new book on the history and applications of pi.
The annual meeting of the NCTM always contains sessions dealing with the history of mathematics and its use in teaching.

Review of Bertram's text on the history of Greek science.

Two pages from a 1650 manuscript of the Lilavati of Bhaskara II (1114-1185). The second photo is an illustration of the Pythagorean Theorem.