Mathematics
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user313212
  • Member for 6 years, 3 months
  • Last seen more than a month ago
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question
12
Motivation/Intuition for the Pentagon Axiom
Mar 10, 2020
question
10
Where is the mistake in this "proof" of the inconsistency of ZFC?
Oct 30, 2018
question
8
A question about the equivalence relation on the localization of a ring.
Apr 30, 2017
question
8
Is every group homomorphism the induced homomorphism of a continuous function?
Oct 25, 2017
question
7
Are there any other interesting topologies on $\mathrm{Spec} (A)$ other than Zariski's?
May 2, 2017
question
7
Why is the structure sheaf (sheaf of rings) $\mathcal{O}$ on $\mathrm{Spec}\ A$ a sheaf?
May 7, 2017
question
7
Prove or disprove that $\mathbb{R}^2 / \mathfrak{S}$ is homeomorphic to $\mathbb{R}/ \mathfrak{R} \times \mathbb{R} / \mathfrak{R}$
Aug 8, 2016
question
6
Are integral curves of a vector field $X$ such that $\nabla_X X = 0$ geodesics?
May 28, 2018
question
6
Is $\underset{i}\varprojlim R/(I+J)^i \cong \underset{i}\varprojlim \left( \underset{j}\varprojlim R/(I^i + J^j)\right)$?
Jul 8, 2018
question
5
Reference: Calabi-Yau toric varieties
Sep 16, 2019
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7
To let some of my cats on the table

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