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Frank Quinn's user avatar
Frank Quinn's user avatar
Frank Quinn's user avatar
Frank Quinn
  • Member for 13 years, 11 months
  • Last seen more than a month ago
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Mathematician retired from teaching. Interests: topology, foundations, history.

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32
Examples of undergraduate mathematics separation from what mathematicians should know
May 25, 2010
question
10
Circular, or missing, definition in set theory?
May 21, 2018
question
5
Universal ZFC set theory?
Aug 10, 2020
answer
2
Au revoir, law of excluded middle?
May 24, 2018
question
-6
Is ZFC set theory a satisfactory foundation for mathematics?
Aug 19, 2022