← Workbench

Faces — discovering and two-colouring a planar map

A planar map's faces, coloured so faces sharing an edge differ.

collect colours Turns every kept face into its corner points and groups them by colour.

discovered 2
kept 2
black 1
white 1
failure none

Source unavailable.

frame 3

Girihelix.Engine.Faces.extract_faces(GirihelixWeb.Workbench.Exhibits.Faces.scenario(:split_parallel))