Home » Subject » Graph Theory » Topological G.T. » Genus

Consecutive non-orientable embedding obstructions

Importance: High ✭✭✭
Author(s):
Subject: Graph Theory
» Topological Graph Theory
» » Genus
Keywords: minor
surface
Recomm. for undergrads: no
Posted by: Bruce Richter
on: March 27th, 2007
Conjecture   Is there a graph $ G $ that is a minor-minimal obstruction for two non-orientable surfaces?

add new comment

Minor-Minimal Obstruction

On September 15th, 2010 Anonymous says:

Is a minor-minimal obstruction the same as a forbidden minor?

reply

yes

On September 15th, 2010 mdevos says:

yes

reply

Comment viewing options

Select your preferred way to display the comments and click "Save settings" to activate your changes.