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# Author Archives: Sarah Spoenemann

## The Pythagorean Theorem

December’s Book of the Month is The Pythagorean Theorem: A 4000-year History by Eli Moar, published in 2007 by Princeton Science Library. This is the third book that celebrates a famous equation, in this case one that is so well … Continue reading

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## Euler’s Gem: The Polyhedron Formula and the Birth of Topology

November’s Book of the Month is Euler’s Gem: The Polyhedron Formula and the Birth of Topology by David Richeson, published in 2008 by Princeton University Press. (Adapted from the Amazon description) Leonhard Euler’s polyhedron formula describes the structure of many … Continue reading

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## : A Biography of the World’s Most Famous Equation

October’s Book of the Month is : A Biography of the World’s Most Famous Equation by David Bodanis. First published in 2003 by Walker and Company, paperback published 2001 by Berkley. (Adapted from the Amazon description) Beginning by introducing each … Continue reading

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## Gamma – Exploring Euler’s constant

The September Book of the Month adds to the collection of books on particular “numbers” from last month: Gamma: Exploring Euler’s constant by Julian Havil, published in 2003 by Princeton Science Library and Brief History of Infinity: The quest to … Continue reading

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## mathoverflow

August Site of the Month is about applications of advanced mathematics: mathoverflow The site is a thread of MathOverflow, a site for professional mathematicians. This thread, however, simply collects all the applications of different areas of research mathematics. Scroll down … Continue reading

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## The Story of Phi

The August book of the month is actually a group of books, all “The Story of Phi” particular numbers. These books include a social history as well as the mathematical history. e: The story of a number by Eli Maor, … Continue reading

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## MathWorld

The Site of the Month for July is MathWorld from Wolfram. An encyclopedic collection of mathematical items, searchable by topic or alphabetical index. It is “a free resource from Wolfram Research built with Mathematica” and was created (and continues to … Continue reading

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## 4000 Jahre Algebra (4000 Years of Algebra)

The July Book of the Month is in German: 4000 Jahre Algebra (4000 Years of Algebra) by Alten, Naini, Eick, Folkerts, Schlosser, Schlote, Wesemüller-Koch, & Wußing. First published in 2003 and republished by Springer-Verlag in 2014 (also available as an … Continue reading

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## Fantasia Mathematica

June’s Book of the Month is Fantasia Mathematica, a collection of mathematical stories, poems, and humour compiled by Clifton Fadiman, and first published by Simon & Schuster in 1958. Authors include Aldous Huxley, H.G. Wells, and Arthur C. Clarke. It … Continue reading

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## How do I Solve this Equation? Look at the Symmetries! – The Idea behind Galois Theory

Originating author is Timo Leuders. Introduction There are some questions that accompany the development of mathematics through cultures and ages. One of these questions is how to find an unknown quantity of which one knows some relations such as – … Continue reading