bn:03671373n
Noun Concept
Categories: Geometric topology, Homeomorphisms
EN
mapping class group  Torelli group
EN
In mathematics, in the subfield of geometric topology, the mapping class group is an important algebraic invariant of a topological space. Wikipedia
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EN
In mathematics, in the subfield of geometric topology, the mapping class group is an important algebraic invariant of a topological space. Wikipedia
The group of self-homeomorphisms of a topological space, modulo homotopy. Wiktionary
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