Definitions for mapping class group
This page provides all possible meanings and translations of the word mapping class group
mapping class group(Noun)
The group of self-homeomorphisms of a topological space, modulo homotopy.
Mapping class group
In mathematics, in the sub-field of geometric topology, the mapping class group is an important algebraic invariant of a topological space. Briefly, the mapping class group is a discrete group of 'symmetries' of the space.
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"mapping class group." Definitions.net. STANDS4 LLC, 2014. Web. 20 Dec. 2014. <http://www.definitions.net/definition/mapping class group>.