This is an old revision of this page, as edited by Wheger (talk | contribs) at 17:31, 2 April 2005 (M._C._Escher). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.
Revision as of 17:31, 2 April 2005 by Wheger (talk | contribs) (M._C._Escher)(diff) ← Previous revision | Latest revision (diff) | Newer revision → (diff)In Constructive solid geometry, an Euler boolean operation is a series of modifications to solid modelling which perserves the Euler characteristic in the boundary representation at every stage. One or more of these Euler boolean operations is stored in a change state, so as to only represent models which are physically realizable. Failing to to maintain the Euler characteristic would result in geometric and topological entities often painted by M._C._Escher.