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A comment on J Notation as a Tool of Thought.

Re:J Notation as a Tool of Thought by siraben on Saturday August 15, 2020 @05:48AM (#24167547)
This was a nice tour of how concise J can be. To see more of this stuff I highly recommend the Concrete Mathematics Companion[0], which uses J as an algebraic tool to reason about the correctness of derivations in that excellent book by Knuth.

[0] https://www.jsoftware.com/books/pdf/cmc.pdf

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