An astonishing old calculator - Numberphile An astonishing old calculator - Numberphile begin-post-stats Numberphile • 436K views end-post-stats begin-duration 9:20 end-duration Math topics: _Elementary_arithmetic_##Elementary arithmetic##_Approximation_##Approximation##_Binary_number_##Binary number##_Decimal_##Decimal##_Division_(mathematics)_##Division (mathematics)##_Numbers_##Numbers##_Number_##Number##_Pi_##Pi##_Square_root_of_2_##Square root of 2 Other topics: _Semiconductor_devices_##Semiconductor devices##_Diode_##Diode##_Transistor_##Transistor##_Bipolar_junction_transistor_##Bipolar junction transistor video-id: 2BIx2x-Q2fE channel_Numberphile_ So What Learning Elementary arithmetic , Numbers , Semiconductor devices Tuesday, January 9, 2018 Share Share