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Alex Ravsky's user avatar
Alex Ravsky's user avatar
Alex Ravsky's user avatar
Alex Ravsky
  • Member for 10 years, 7 months
  • Last seen this week
  • Lviv, Ukraine
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My papers: arXiv, Google Scholar.

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Top posts
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11
Non meager rectangle
Jun 15, 2015
10
A rainbow perfect matching in an edge-colored graph with spanning color classes
Jul 6, 2021
10
Dividing a cake between $n-1$, $n$, or $n+1$ guests
Aug 14, 2023
10
Desargues ten point configuration $D_{10}$ in LaTeX
Jul 28, 2023
8
Are topological PID's Noetherian?
Sep 22, 2023
7
The cardinal characteristic $\mathfrak r_{(X,f)}$ of a dynamical system
Oct 5, 2021
7
Convergent net in a quasi-uniform space which is not Cauchy
Oct 1, 2017
6
Minimum number of common edges of triangulations
Sep 30, 2023
6
A rather non-$F_\sigma$ Borel set
Sep 21, 2020
6
A representation of a partial order by a slowly changing sequence of linear orders
Jul 21, 2021
Top network posts
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104
How to prove every closed interval in R is compact?
28
Graph theoretic proof: For six irrational numbers, there are three among them such that the sum of any two of them is irrational.
25
Graph theoretic proof: For six irrational numbers, there are three among them such that the sum of any two of them is irrational.
22
Do Hausdorff spaces that aren't completely regular appear in practice?
21
Integer function which takes every value infinitely often