yuppiemephisto

Which of the classical groups are compact?

3 points by yuppiemephisto 6 months ago | 0 comments

Derivative at a Discontinuity

134 points by yuppiemephisto 7 months ago | 62 comments

Learn perfect pitch in 15 years

171 points by yuppiemephisto 7 months ago | 147 comments

Derivative at a discontinuity

2 points by yuppiemephisto 9 months ago | 1 comment