Mar 18, 2011 · I have seen variants of these used by people who predate widespread knowledge of computer programming. It would be interesting to know the earliest uses of a special symbol …

The symbol ≅ is used for isomorphism of objects of a category, and in particular for isomorphism of categories (which are objects of CAT). The symbol ≃ is used for equivalence of categories. …

Jun 25, 2014 · Another possible notation for the same relation is {\displaystyle A\ni x,} A\ni x, meaning "A contains x", though it is used less often. The negation of set membership is …

Oct 6, 2022 · With the mana symbol that appears on Mox Lotus and Urza's Fun House, {∞}, that one is indeed a symbol, but it's covered under generic mana, where they mention that it can …

May 2, 2015 · The symbol $$ \frac{d}{dx} $$ you can consider as an operator. You can apply this operator to a ...

May 14, 2019 · The logical "or" is $\vee$; however, unless you are doing mathematical logic like set theory, that symbol is not widely used, because it is usually unnecessary and the work …

Sep 23, 2015 · The floor and ceiling functions are not the the same as the relations that u/graaahh proposed. Floor and Ceiling are functions from the real numbers to the integers.

So you know the text in the end cutscene thing? Like the glitchy lookin text? I heard there was a way to get items to be named that form of text. So I'm just wondering how to do that in Java, …

$\begingroup$ Minor point: I notice quite a few elementary algebra books as well as some writers here taking the view that the n-th root of x is defined as x to the power 1/n.

Feb 16, 2020 · From Google: On most keyboards the at sign (@) is created by pressing Shift + 2. If your keyboard has more than one symbol on the number 2 key, press Ctrl + Shift + 2 to type …