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Roots of Unity

Roots of Unity

Mathematics: learning it, doing it, celebrating it.

What Are Roots of Unity?

This blog is called "Roots of Unity" because in 2004 I thought it would be an awesome band name. Not the cover of my band's first album. Image courtesy of Gregory A.

February 7, 2013 — Evelyn Lamb

Try Your Hand at Hands-on Math

On Sunday, I wrote about my public statistics session at ScienceOnline. Today, I'll tell you a little about my other session, Hands-on Math, co-moderated by Matthew Francis.

January 29, 2013 — Evelyn Lamb

Setting Mathematics in Verse

  Swirling Symmetry, mathematically-inspired art by Sandra DeLozier Coleman, who also writes mathematical poetry. This piece appeared in the 2013 Joint Mathematics Meetings art gallery.

January 15, 2013 — Evelyn Lamb

Knotty Fun at the Joint Math Meetings

Mathematicians attempting to untangle a human knot at a knot "flash mob" on January 11, 2013 at the Joint Mathematics Meetings. Image: American Mathematical Society Anyone with necklaces or lace-up shoes has some first-hand experience with knots, but believe it or not (knot?), there is an entire mathematical discipline dedicated to studying knots and some closely related concepts.

January 12, 2013 — Evelyn Lamb

Where in the World Are the Odd Perfect Numbers?

A ladybug with a perfect number of spots. Image: Lauren Tucker Photography, via flickr. The launch of Roots of Unity was just in time for this year's Joint Mathematics Meetings, a mathapalooza put on by the two largest professional mathematical societies (the American Mathematical Society and the Mathematical Association of America).

January 10, 2013 — Evelyn Lamb

The First Root of Unity

  This is what I look like standing on a tilted post near Cayuga Lake in Ithaca, New York.   Welcome to Roots of Unity! I'm Evelyn Lamb, and I am a mathematician.

January 7, 2013 — Evelyn Lamb

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