Proves action graphs of fg subgroups of V are tree-like and uses semiconjugacy to show non-embeddability of several real-line homeomorphism groups including F_{2,3} into V.
Neumann, and Ralph Strebel
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Action graphs, semiconjugacy, and non-embedding in Thompson's group $V$
Proves action graphs of fg subgroups of V are tree-like and uses semiconjugacy to show non-embeddability of several real-line homeomorphism groups including F_{2,3} into V.