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Moishe Kohan's user avatar
Moishe Kohan's user avatar
Moishe Kohan
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  1. "I think, but I do not exist."

  2. “Three things never cease to amaze me: The starry heavens above me, the moral law within me and down-votes on correct answers. I do not seek or conjecture either of them as if they were veiled obscurities or extravagances beyond the horizon of my vision.”

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question
45
Exotic $R^4$ as the universal covering space
Oct 12, 2018
answer
37
Examples of common false beliefs in mathematics
Apr 23, 2020
answer
20
Examples of common false beliefs in mathematics
Feb 1, 2021
answer
20
Existence of a quasi-isometric residually finite group?
Apr 15, 2020
answer
20
When does a group act effectively and holomorphically on some Riemann surface?
Oct 1, 2023
answer
17
Is $\mathbb{C}^n$ rigid?
Feb 24, 2020
question
16
Story of "Grothendieck's prime number" 57
Apr 1, 2019
question
16
Groups containing each other as finite index subgroups
Dec 21, 2019
answer
16
Does every $SL_2\mathbb{C}$ representation of a closed oriented surface extend over a compact oriented three-manifold?
Feb 23, 2020
answer
16
Group of matrices in which every matrix is similar to unitary
May 26, 2023
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One of my postdocs elegantly solved a problem another postdoc had been working on for years. I have no idea how to navigate this delicate situation
66
How should I investigate and respond to a potentially false claim of a publication in the CV of an applicant?
54
Existence of a Riemannian metric inducing a given distance.
51
What's the intuition behind Pythagoras' theorem?
42
How literate were common people in Medieval Europe?