Bidi Brackets for Dummies

Re:Bidi Brackets for Dummies by minikites on Tuesday July 21, 2020 @05:17PM (#23911101)

I tried to find what "Left S-shaped bag delimiter" was used for and all I found was the Wikipedia page listing the symbol among other math symbols: https://en.wikipedia.org/wiki/Miscellaneous_Mathematical_Sym.... Does someone here have an explanation?

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Re:Bidi Brackets for Dummies by sp332 on Tuesday July 21, 2020 @05:22PM (#23911145)

While it does not use this notation, I think this page is the right idea. https://en.wikipedia.org/w/index.php?title=Bag_(mathematics)

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