6 Sep
2011
6 Sep
'11
9:50 p.m.
="Allan Wechsler" <acwacw@gmail.com> Traditionally, "genus" is considered a property of a surface, so the thing that actually has genus 1 is the surface of the torus, not its interior.
Nice helpful clarification Allan! Is there an analogous concept for, say, solid boundaries of hyper-volumes? Anyway, heh. So a topologist is, more precisely, someone who can't distinguish the glaze on their donut from the glaze on their coffee cup?