Title of article :
Deciding if the angle is zero inside free groups
Author/Authors :
Grunschlag، نويسنده , , Zeph، نويسنده ,
Issue Information :
دوماهنامه با شماره پیاپی سال 2001
Abstract :
A graph theoretic algorithm is described which answers a question due to Stallings. In particular, given finitely generated subgroups of a free group, one can decide if the angle between the subgroups is zero.
Keywords :
Free groups , Group theoretic angle , Topology of graphs
Journal title :
Topology and its Applications
Journal title :
Topology and its Applications
