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A simple geometry problem proves to be infinitely more interesting than suspected. From which point on the Earth can you go one mile south,
then one mile east, then one mile north, and end up at your starting point?
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There is the possibility that not very skilled artisans, who had no access to geometers, could create complex tile designs that require sophisticated geometric explanations. This article shows us how to create intricate tiling patterns with a few easy cuts.
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Another random proof that the harmonic series diverges.
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The son of a chemist father and mathematician mother, Manjul Bhargava is passionate about mathematics and classical Indian music. He is one of the youngest full professors in the history of Princeton University and an expert tabla player.
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Visit hyperbolic (and elliptic) space where we have before us a world with many coincident parallels to a given line and another world with no parallels to a given line. After a quick tour of each, we will see a surprisingly simple connection between these worlds
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How to properly feed and maintain your new group of math enthusiasts. Pizza helps, but there is so much more...
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Goucher College students learn about math, the kosmos, and aesthetics during an abroad experience in Greece. Others try an international summer internship working with the Umthathi Training Project in Grahamstown, South Africa
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The etymological roots of sine, versine, cosine, tangent, and more.
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Book Reviews
Gwen Spencer and Marcus Emmanuel Barnes
Reviews of Science in the Looking Glass by E. Brian Davies and The Calculus Gallery: Masterpieces from Newton to Lebesgue by William Dunham.
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How and why to prepare for an actuarial career. Actuaries use mathematics, based mainly on probability and statistics, and business skills to analyze how to prepare financially for future risks.
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A first person account of a semester abroad program in mathematics.
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Most countries adopted a fixed distance of twelve nautical miles from their coastlines as the boundary of their territorial waters. A pending proposal will increase that distance to 200 nautical miles. What would the shape of this boundary look like? Must it be exactly the same shape (but scaled up)
as the coastline, itself? Might it differ and, if so, how? To what extent did this depend upon the distance from shore that determined the boundary?
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A sudoku puzzle with a pentominological twist. Solutions available for the Pentominoku and February 2006's Hidden Crossword Puzzle and Contest.
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