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Alex Ravsky

My CV: a problem solver mathematician. My papers.

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  • Lviv, Ukraine
  • Member for 5 years, 2 months
  • 1,048 profile views
  • Last seen 1 hour ago

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Top Posts (26) All Questions Answers | Votes Newest

11 Non meager rectangle Jun 15 '15
7 Convergent net in a quasi-uniform space which is not Cauchy Oct 1 '17
5 If $A>B>0$, can we always find a positive real number $\alpha$, $0<\alpha < 1$ such that $\alpha A \geq B $? Jun 7 '15
5 Maximal number of triple intersection points of $n$ circles Mar 4 '17
5 sets without perfect subset in a non-separable completely metrizable space Dec 12 '13
4 Is it worthwhile to give off-topic talks? Dec 16 '13
4 Solving algebraic problems with topology Jun 15 '15
4 Balanced partitions of vector sets Mar 31 '16
4 Orchard-planting problem in space Dec 1 '16
4 Is there a non-trivial topological group structure of $\mathbb{Z}$? Jun 28 '17
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