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Mathematics
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Luigi M's user avatar
Luigi M's user avatar
Luigi M
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sometimes I spend my day over math books

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question
14
Compact subset in colimit of spaces
Dec 21, 2015
question
12
Integer solutions of $x^3+y^3=z^3$ using methods of Algebraic Number Theory
Nov 29, 2015
question
8
Euler Characteristic of a boundary of a Manifold
Oct 10, 2015
question
7
Something wrong with proof: left adjoint functor preserves projectives
Jul 18, 2015
question
7
Lefschetz number of $f\colon \Bbb R P^1\to \Bbb R P^1$
Aug 23, 2017
question
6
Computing $\Omega_1^{\text{Spin}}\cong \Bbb Z_2$
Dec 22, 2018
question
6
The oriented Grassmannian $\widetilde{\text{Gr}}(k,\mathbb{R}^n)$ is simply connected for $n>2$
Jan 13, 2016
question
6
A problem with the identification of the Thom class as a differential form as done in Bott-Tu
May 8, 2017
question
6
Problem in proving that $\mathbb{A}^2$ is not homeomorphic to $\mathbb{P}^2$
Dec 1, 2014
question
6
Visualising this CW structure for the $S^3$
Dec 2, 2014
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10
Identify the sphere bundle of a complex line bundle $BD_{2n}\to BU(1)$
8
Non-trivial examples of Stably diffeomorphic 4-manifolds
8
Adams spectral sequence and short exact sequences. Some clarifications
6
References for properties of Atiyah-Hirzebruch Spectral Sequence for a spectrum $X$ and generalised homology theory $MSpin_*$