29 and Leap Years - Numberphile 29 and Leap Years - Numberphile begin-post-stats Numberphile • 238K views end-post-stats begin-duration 7:00 end-duration Math topics: _Elementary_arithmetic_##Elementary arithmetic##_Addition_##Addition##_Divisor_##Divisor##_Decimal_##Decimal Other topics: _Calendars_##Calendars##_Week_##Week##_Julian_calendar_##Julian calendar##_Leap_year_##Leap year##_Stardate_##Stardate##_Calendar_##Calendar video-id: -O4mYiP2zPQ channel_Numberphile_ So What Learning Calendars , Elementary arithmetic Friday, January 12, 2018 Share Share
