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https://mathoverflow.net/questions/20696/a-question-regarding-a-claim-of-v-i-arnold https://mathoverflow.net/questions/20696/a-question-regardin...
by admissionsguy 6y ago
https://mathoverflow.net/questions/20696/a-question-regarding-a-claim-of-v-i-arnold https://mathoverflow.net/questions/20696/a-question-regardin...