McCool groups of toral relatively hyperbolic groups

Autor: Vincent Guirardel, Gilbert Levitt

Publikováno v: Algebraic and Geometric Topology
Algebraic and Geometric Topology, Mathematical Sciences Publishers, 2015, 15 (6), pp.3485-3534. 〈10.2140/agt.2015.15.3485〉
Algebr. Geom. Topol. 15, no. 6 (2015), 3485-3534
Algebraic and Geometric Topology, 2016, 15 (6), pp.3485-3534. ⟨10.2140/agt.2015.15.3485⟩
Algebraic and Geometric Topology, Mathematical Sciences Publishers, 2016, 15 (6), pp.3485-3534. ⟨10.2140/agt.2015.15.3485⟩

The outer automorphism group [math] of a group [math] acts on the set of conjugacy classes of elements of [math] . McCool proved that the stabilizer [math] of a finite set of conjugacy classes is finitely presented when [math] is free. More generally

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https://hal.archives-ouvertes.fr/hal-01059073