Skip to main content
4 events
when toggle format what by license comment
Oct 9, 2019 at 18:03 comment added user102900 Thanks a lot. I see.
Oct 6, 2019 at 3:08 vote accept CommunityBot
Oct 5, 2019 at 9:39 comment added Martin Hairer @LoveGQY More or less. A natural height function $h(n,m)$ would rather be $h(n,m) = \sup\{i\,:\, f_i(n) \le m\}$ with the convention that it is $0$ if the set is empty, so the $f_i$ are the level lines of $h$.
Oct 3, 2019 at 16:33 history answered Martin Hairer CC BY-SA 4.0