As someone with a math background, I don't see Russell's paradox as some interesting mathematics beyond set theory. It's just an example showing that one should be careful about defining sets.
replyAs someone with a math background, and a logic background, I think Russell's paradox is most interesting, beyond just set theory. It shows us that one should be careful about what exactly a definition is.
replyRussell's paradox was 1901. Likely afterwards.
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