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"diagonalization"

In Praise of Proofs by Contradiction that Aren't

If you don't know what to do, do something. That's one of my mottos when I teach math (and it's probably good life advice too). Last year, I taught introductory analysis (basically calculus with the juicy bits left in), one of the first proof-oriented classes students take.

August 28, 2014 — Evelyn Lamb

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