Polytree: Revision history

Jump to navigation Jump to search
Template:FlatlistExternal tools:

Template:Endflatlist


For any version listed below, click on its date to view it. For more help, see Help:Page history and Help:Edit summary. (cur) = difference from current version, (prev) = difference from preceding version, m = minor edit, → = section edit, ← = automatic edit summary

9 May 2025

  • curprev 06:2006:20, 9 May 2025 imported>McKay 7,753 bytes +7,753 top: It's impossible to replace two undirected edges of a tree by the same directed edge. Rewrite to make sense.