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Mathematicians with both “very abstract” and “very applied” achievements
Jan 1, 2020
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Mathematicians with both “very abstract” and “very applied” achievements
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What is the general opinion on the Generalized Continuum Hypothesis?
Jul 7, 2014
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Widely accepted mathematical results that were later shown to be wrong?
Jan 5, 2014
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List Ramsey numbers?
Apr 26, 2018
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An unfair marriage lemma
Apr 23, 2015
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Parity and the Axiom of Choice
Sep 3, 2023
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Avoiding countable subgroups of general uncountable groups
Jun 12, 2015
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Čech functions and the axiom of choice
May 20, 2020
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Does the symmetric group on an infinite set have a minimal generating set?
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How to find a general sum formula for the series: 5+55+555+5555+.....?
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'Obvious' theorems that are actually false
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$\mathbb{R}$ with the lower limit topology is not second-countable
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Proofs of AM-GM inequality