(1) Rényi Institute of Mathematics, Hungarian Academy of Sciences, PO Box 127, 1364 Budapest, Hungary;(2) Chair of Algebra, Omsk State Pedagogical University, Tuhachevskogo embankment 14, Omsk, 644099, Russia
Abstract:
We prove that the results of Le Bruyn and Procesi on the varieties parameterizing semisimple representations of quivers hold over an algebraically closed base field of arbitrary characteristic.