Chess
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Foundations

Natural deduction

Rigour with intuition

Beautiful stuff

Puzzles:

Finite differences:

Asymptotic expansions:

Smoothing:

Multi-dimensional analysis:

  • Multi-dimensional IVT, which proves:
    • Poincaré–Miranda theorem
    • Ham sandwich theorem [consider all hyperplanes that bisect one piece]

Inversion:

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All Questions Answers
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64 Do you say “good game” after a game in which your opponent played poorly? Oct 5 '19
9 How to calculate the number of positions in chess? Jul 14 '20
8 How do chess engines decide which best line to play when the game outcome is within their horizon? Apr 20 '20
8 Most pieces involved in checkmate in actual game? May 16 '20
7 First known computer-found error in expert chess analysis Aug 30 '19
6 How do I understand White's +6 advantage here? Feb 15 '20
6 Why doesn't Lichess' Stockfish suggest this bishop sacrifice? Jun 3 '20
5 Most pieces involved in checkmate in actual game? May 16 '20
4 Is this opening a joke or serious? Jan 9
4 Building a repertoire on lichess Dec 5 '20
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