2 ms·
Arnold may have partially explained it in https://www.math.fsu.edu/~wxm/Arnold.htm https://www.math.fsu.edu/~wxm/Arnold.htm
by Koshkin 5y ago
Arnold may have partially explained it in https://www.math.fsu.edu/~wxm/Arnold.htm https://www.math.fsu.edu/~wxm/Arnold.htm