Making Sense of Proof by Contradiction [pdf]
By surprisetalk · 2026-06-23 · 20 points · 5 comments
https://www.foster77.co.uk/Foster,%20Scottish%20Mathematical%20Council%20Journal,%20Making%20sense%20of%20proof%20by%20contradiction.pdf
By surprisetalk · 20 points · 5 comments · on Hacker News, read on BetterNews.
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