The š
<sub>ā</sub>-property for nilpotent quotients of BaumslagāSolitar groups
The š
<sub>ā</sub>-property for nilpotent quotients of BaumslagāSolitar groups
Abstract A group G has the <m:math xmlns:m="http://www.w3.org/1998/Math/MathML"> <m:msub> <m:mi>R</m:mi> <m:mi>ā</m:mi> </m:msub> </m:math> {R_{\infty}} -property if the number <m:math xmlns:m="http://www.w3.org/1998/Math/MathML"> <m:mrow> <m:mi>R</m:mi> <m:mo>ā¢</m:mo> <m:mrow> <m:mo>(</m:mo> <m:mi>Ļ</m:mi> <m:mo>)</m:mo> </m:mrow> </m:mrow> </m:math> {R(\varphi)} of twisted conjugacy classes is infinite for any automorphism Ļ of G . For such a group G , ā¦