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Mathematics
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JHF

Apparently, this user prefers to keep an air of mystery about them.

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  • Member for 6 years, 6 months
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Top posts (176) All Questions Answers | Votes Newest

20 Proofs that the degree of an irrep divides the order of a group Nov 23 '12
12 Holder's inequality for infinite products Feb 19 '13
10 Topology of the Segre product vs. the product topology May 18 '13
9 No retract $X \wedge \mathbb{R}P^2 \to X \wedge \mathbb{R}P^1$ May 12 '15
9 there is no 3-manifold such its fundamental group is isomorphic to direct product Z⊕Z⊕Z⊕Z. Jul 22 '17
8 Applications of Serre duality Jul 29 '13
8 How to find root subgroups Aug 4 '13
7 Calculate the cohomology group of $U(n)$ by spectral sequence. Jun 1 '15
7 Projective closure in the Zariski and Euclidean topologies Apr 20 '13
7 Properties of spectra Aug 25 '15
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