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Sam Hopkins
Sam Hopkins
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Perhaps you should look at the paper by Barzdin and Kolmogorov instead, which was before Pinsker and proved the same result, see http://blogs.ethz.ch/kowalski/2011/02/13/kolmogorov-and-expanders-i/. This paper is available in English in the collection of Kolmogorov's selected papers.

Perhaps you should look at the paper by Kolmogorov instead, which was before Pinsker and proved the same result, see http://blogs.ethz.ch/kowalski/2011/02/13/kolmogorov-and-expanders-i/. This paper is available in English in the collection of Kolmogorov's selected papers.

Perhaps you should look at the paper by Barzdin and Kolmogorov instead, which was before Pinsker and proved the same result, see http://blogs.ethz.ch/kowalski/2011/02/13/kolmogorov-and-expanders-i/. This paper is available in English in the collection of Kolmogorov's selected papers.

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user6976
user6976

Perhaps you should look at the paper by Kolmogorov instead, which was before Pinsker and proved the same result, see http://blogs.ethz.ch/kowalski/2011/02/13/kolmogorov-and-expanders-i/. This paper is available in English in the collection of Kolmogorov's selected papers.