# quiver

A quiver $Q$ is a directed multigraph. So it consists of a set $I$ of vertices and a set $A$ of arrows between vertices. Each arrow $a\in A$ is uniquely characterized by its start vertex and its end vertex in $I$.

Title quiver Quiver 2013-03-22 15:34:19 2013-03-22 15:34:19 mathangel (11460) mathangel (11460) 7 mathangel (11460) Definition msc 14L24 Köcher Multigraph quiver