Automorphisms of the Hatcher-Thurston complex
Abstract
Description
Let S be a compact, connected, orientable surface of positive genus. Let HT(S) be the Hatcher-Thurston complex of S. We prove that Aut(HT(S)) is isomorphic to the extended mapping class group of S modulo its center.
Some editorial changes are made, the list of references is expanded
Some editorial changes are made, the list of references is expanded