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Alexey

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Top posts (48) All Questions Answers | Votes Newest

16 Can compacts on a real line behave “paradoxically” with respect to unions, intersections, and translation? What about other topological groups? Jul 20 '13
10 Topological characterization of the closed interval $[0, 1]$. Mar 6 '13
8 Intuition behind the injectivity part of Hurewicz Theorem May 4
4 Axiom of Choice and finite sets Jan 20 '13
4 In what kind of rings a divisor of a product is a product of divisors? Dec 30 '18
4 An example of a monomorphism that is not an equalizer in “Abstract and Concrete Categories — The Joy of Cats” Jul 20 '13
4 Category theoretic definition of a “rank” of a subset of an algebraic structure Feb 20 '14
4 “Canonical” symmetrization/skew-symmetrization/alternation of multilinear functions Jun 6 '14
3 What are sliding vectors mathematically? Oct 18 '14
3 Gödel's incompleteness theorems: where to learn? Is there a straightforward relation between the two? Apr 16 '14
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