CGTC 5, Day 0 Talk

Technically, yesterday, January 30, CGTC 5 hadn't started yet.  This year we were co-located with Recreational Math, which happened right beforehand, and there was a sort of bridge event last night in the form of a talk by Robin Wilson: "Lewis Carroll in Numberland", so I'm counting that as this year's day zero. Dr. Wilson talked about Charles Dodgson (Lewis Carroll), who was a Math lecturer at Oxford, Christ Church, from 1856 to 1881, including his use of fanciful mathematics in his children's