01093nam0-22003851i-450-9900014958604033213-540-43144-6000149586FED01000149586(Aleph)000149586FED0100014958620020824d2002----km-y0itay50------baengDEa---a---001yyOsserman manifolds in semi-riemannian geometryE. Garcia-Rio, D. N. Kupeli, R. Vasquez-LorenzoBerlinSpringerc2002ix, 166 p.24 cmLecture Notes in Mathematics1777Geometria riemannianaVarietà di lorentz516.37321Garcia-Rio,EduardoKupeli,Demir N.Vasquez-Lorenzo,RamonITUNINARICAUNIMARCBK990001495860403321C-20-(177719007MA1MA153C2553C5553C80Osserman manifolds in semi-riemannian geometry377573UNINA