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Roots of Unity

Roots of Unity

Mathematics: learning it, doing it, celebrating it.

Chasing the Parallel Postulate

The parallel postulate is a stubborn wrinkle in a sheet: you can try to smooth it out, but it never really goes away

February 28, 2014 — Evelyn Lamb
Hyperbolic Quotes about Hyperbolic Geometry

Hyperbolic Quotes about Hyperbolic Geometry

“The treatise itself, therefore, contains only twenty-four pagesthe most extraordinary two dozen pages in the whole history of thought!” “How different with BolyaiJnos and Lobachvski, who claimed at once, unflinchingly, that their discovery marked an epoch in human thought so momentous as to be unsurpassed by anything recorded in the history of philosophy or of [...]

February 12, 2014 — Evelyn Lamb

Does 1+2+3... Really Equal -1/12?

A Numberphile video posted earlier this month claims that the sum of all the positive integers is -1/12. Is it true?

January 20, 2014 — Evelyn Lamb
Collective Nouns for Mathematicians

Collective Nouns for Mathematicians

Every once in a while I stumble on an interesting collective noun, usually for animals: a parliament of owls, a knot of toads, an exaltation of larks.

January 14, 2014 — Evelyn Lamb
Felix Klein on Mathematical Progress

Felix Klein on Mathematical Progress

I just finished reading a set of lectures the great mathematician Felix Klein delivered at the 1893 World’s Columbian Exposition in Chicago.

December 31, 2013 — Evelyn Lamb
Apply Now for an AAAS Mass Media Fellowship

Apply Now for an AAAS Mass Media Fellowship

I started writing about math and science in June 2012 thanks to an AAAS Mass Media Fellowship sponsored by the American Mathematical Society.

December 15, 2013 — Evelyn Lamb
Mathematics+Fatherhood: an Interview with Darren Glass

Mathematics+Fatherhood: an Interview with Darren Glass

Back in September, I published an interview with mathematician and mom Constance Leidy by mathematician and mom Lillian Pierce. It was part of a series of interviews for the Association for Women in Mathematics about how women balance motherhood with their mathematical careers.

December 9, 2013 — Evelyn Lamb

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