Skip to main content
2 events
when toggle format what by license comment
Oct 16, 2010 at 21:41 comment added Pietro Majer Btw, it's worth mentioning that the above $f(x)$ counts the numbers of connected components of $\mathbb{R}^n$ minus $x$ hyperplanes in generic position.
Oct 16, 2010 at 18:56 history answered Qiaochu Yuan CC BY-SA 2.5