Partial-isometric crossed products of dynamical systems by left LCM semigroups

Saeid Zahmatkesh

Let P be a left LCM semigroup, and $\alpha$ an action of $P$ by endomorphisms of a $C^{\ast }$-algebra $A$. We study a semigroup crossed product $C^{\ast }$-algebra in which the action $\alpha$ is i…