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Mathematics
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Luigi M

sometimes I spend my day over math books

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  • Last seen May 6 at 20:40

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Top posts (135) All Questions Answers | Votes Newest

10 Integer solutions of $x^3+y^3=z^3$ using methods of Algebraic Number Theory Nov 29 '15
9 Compact subset in colimit of spaces Dec 21 '15
7 Lefschetz number of $f\colon \Bbb R P^1\to \Bbb R P^1$ Aug 23 '17
6 Something wrong with proof: left adjoint functor preserves projectives Jul 18 '15
6 Euler Characteristic of a boundary of a Manifold Oct 10 '15
5 Prove that the following is a non zero tensor. Apr 23 '15
5 The oriented Grassmannian $\widetilde{\text{Gr}}(k,\mathbb{R}^n)$ is simply connected for $n>2$ Jan 13 '16
5 Problem in proving that $\mathbb{A}^2$ is not homeomorphic to $\mathbb{P}^2$ Dec 1 '14
5 A problem with a definition of homology of a spectrum Aug 30 '16
4 the group of fibre homotopy classes of fibre homotopy equivalences. how to compute it Sep 20 '16
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