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Posts Tagged "calculus"

Life, Unbounded

The Calculus of Love

(Adapted from windowquinn on flickr)

This post is something a little different from the usual. I just spent an enjoyable few days filming for a BBC Horizon documentary on the modern story of black holes, and their role in galactic astrophysics (a tale told in part in my book Gravity’s Engines). I also learned that the director, Dan Clifton, had [...]

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Roots of Unity

A Proof of the Math Fact of Rolle in Short Words

A pic that shows the math fact of Rolle. Image: the.ever.kid, via Wikimedia Commons.

This proof of the math fact of Rolle, I wrote it down; here was my goal: Use just words with one part. (So it won’t sound too smart.) Please tell me if you find a hole. The math fact of Rolle: Let f be a map from a closed length of the reals (the length [...]

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Roots of Unity

What T.S. Eliot Told Me about the Chain Rule

T.S. Eliot, who probably never thought about the chain rule while he was writing poetry. Photograph by Lady Ottoline Morrell. Public domain, via Wikimedia Commons.

“We shall not cease from exploration And the end of all our exploring Will be to arrive where we started And know the place for the first time.” —from Little Gidding by T.S. Eliot If you took calculus in high school or college, you might remember the chain rule. One of the main topics in calculus [...]

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Roots of Unity

Mathematics, Live: A Conversation with Laura DeMarco and Amie Wilkinson

"Concealed within his fortress, the lord of Mordor sees all. His gaze pierces cloud, shadow, earth, and flesh. You know of what I speak, Gandalf: a great Eye, lidless, wreathed in flame."

This year I’ve been co-writing “Mathematics, Live,” an interview series for the Association for Women in Mathematics newsletter. In my interviews I’m “listening in” on conversations between pairs of female mathematicians. The first interview appeared in the May/June issue of the newsletter (password required). In it, I talked with mathematicians Laura DeMarco of the University [...]

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