view wisdom/sparse matrix algorithm @ 11288:9613519b554c

<int-e> learn 8/8/8/8/8/8/8/8 is an empty chess board in FEN notation.
author HackBot
date Sat, 30 Dec 2017 16:57:14 +0000
parents 01b99fd25d80
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Sparse matrix algorithms are a trivial special case of non-sparse matrix algorithms, by conjugating with the sparsification operation.