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quiver (Definition)

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 $I$




"quiver" is owned by mathangel.
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See Also: multigraph

Other names:  Köcher
Also defines:  quiver
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Cross-references: arrow, vertices, multigraph

This is version 4 of quiver, born on 2005-11-09, modified 2007-07-20.
Object id is 7478, canonical name is Quiver.
Accessed 3026 times total.

Classification:
AMS MSC14L24 (Algebraic geometry :: Algebraic groups :: Geometric invariant theory)

Pending Errata and Addenda
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