this post was submitted on 22 Nov 2024
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But the problem with the meme is orecisely the ambiguity of whether or not x belongs to the set {a, b, c,...,z} due to x's universal use as "the" variable.
It is not ambiguous. The set {a, b, c,…z} contains every letter. “x” being a popular choice to use as a variable in general does not confer to it any other special significance that would exclude it from the set of alphabetically arranged letters