Amr

Member for 11 years, 9 months
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dg.differential-geometry

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Questions

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15

Giving $\mathit{Top}(X,Y)$ an appropriate topology

Apr 17, 2013

13

Is an inextensible manifold necessarily compact?

Nov 18, 2022

11

Does the Lie algebra of vector fields $\mathfrak{X}(M)$ determine the diffeomorphism class of a manifold $M$?

Dec 7, 2022

9

Must a continuous variation through compact simply connected Lie groups preserve topology

Apr 24, 2023

8

Must a bending of the cylinder leave the bases planar?

Mar 20, 2018

Answers

8

How would you have answered Richard Feynman's challenge?

Dec 6, 2021

0

17 camels trick

Jun 3, 2020

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dg.differential-geometry

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Example of non homogenous manifold with a finitely generated algebra of natural functions

+10

Algebraic independence in polynomial rings over $\mathbb{Z}_n$

+10

$O(n)$ Polynomial invariant of symmetric tensors

+10

Composition of power series is power series?

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