Tag Archives: group

Book review: Beautiful Symmetry

Posted on February 28, 2020 by Brent

[Disclosure of Material Connection: MIT Press kindly provided me with a free review copy of this book. I was not required to write a positive review. The opinions expressed are my own.] Beautiful Symmetry: A Coloring Book about Math Alex … Continue reading →

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Fermat’s Little Theorem: proof by group theory

Posted on December 21, 2017 by Brent

It’s time for our third and final proof of Fermat’s Little Theorem, this time using some group theory. This proof is probably the shortest—explaining this proof to a professional mathematician would probably take only a single sentence—but requires you to … Continue reading →

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