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Denis T.
  • Member for 6 years, 9 months
  • Last seen more than a week ago
  • Moscow, Russia
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I like crazy theories, even if they don't work. Mainly interested in connections between algebraic topology, group theory, geometric structures on spaces, various generating functions, serial murders and conspiracy theories.

email denis.thn@gmail.com

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36
Mistakes in Bredon's book "Topology and Geometry"?
17
Is the decomposition of the homotopy type of a complex into a bouquet unique?
15
Why is it that if a ring is simple, its center must be a field?
14
Which abelian groups are $\varprojlim^1$ groups?
13
Example of a ring with non-finitely generated unit group?

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