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Tim Campion's user avatar
Tim Campion's user avatar
Tim Campion's user avatar
Tim Campion
Moderator
  • Member for 13 years, 3 months
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About

I am a moderator on MathOverflow. He/him.

I'm a postdoctoral fellow in mathematics at Johns Hopkins University.

My supervisor is Emily Riehl.

I can be contacted at tcampio1@[johns hopkins email server .edu] (for non-moderation related things.)

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141
Conceptual reason why the sign of a permutation is well-defined?
Mar 8, 2022
question
100
Errata for Atiyah–Macdonald
Oct 15, 2010
question
61
Heuristic argument that finite simple groups _ought_ to be "classifiable"?
Sep 9, 2010
answer
43
What is a Frobenioid?
Mar 7, 2021
question
41
Do vector spaces without choice satisfy Cantor-Schroeder-Bernstein?
Oct 23, 2020
question
39
What is the cotangent complex good for?
Sep 20, 2020
question
39
A map of non-pathological topology?
Jun 6, 2019
question
38
Is there anything to the obvious analogy between Joyal's combinatorial species and Goodwillie calculus?
Apr 4, 2017
answer
37
What parts of the theory of quasicategories have been simplified since the publication of HTT?
Sep 24, 2018
question
37
Does the category of (algebraically closed) fields of characteristic $p$ change when $p$ changes?
Apr 8, 2016
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ChatGPT strikes MathOverflow
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Nudge: the new Stacks editor has significant implications for this site
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2021 Moderator Election Q&A - Questionnaire
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Why are LIGO's beam tubes so wide?
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Opt-in alpha test for a new Stacks editor
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Does the category of algebraically closed fields of characteristic $p$ change when $p$ changes?
23
Is there an infinite-dimensional Jordan decomposition?
17
Where was the solar system born? Alternatively, how far back in time can we retrodict the location of the solar system?

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