13 Apr
2011
13 Apr
'11
3:24 p.m.
I just got some perplexed requests to clarify how such a trans-categorical equation could even mean anything. This is a genuine puzzle, but maybe not 100% serious. That's all I'll say. --Dan << PUZZLE: Let EC(X) denote the Euler characteristic of X. Solve for X: EC(X) = X
Sometimes the brain has a mind of its own.