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  • yetAnotherUser@feddit.de
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    9 months ago

    In case you aren’t joking, ‘□’ is used to indicate the end of a mathematical proof. It’s equivalent to q.e.d

      • yetAnotherUser@feddit.de
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        9 months ago

        No worries, I made the comment mostly for people with somewhat advanced knowledge in math. A year ago I wouldn’t have understood any of it either.