Grigory Kabatiansky "How to find counterfeit coins on a precision scale if the weights of coins a priori unknown" 14 views 5 years ago 22 minutes, 40 seconds Related videos 19:30 20:47 30:43 34:57 38:15 31:01 32:42 23:16 39:04 29:23 36:00 31:23 37:44 35:19 27:21 30:39 36:08 38:04