01236nam a2200337 i 450099100116809970753620020507184509.0930913s1989 us ||| | eng 0817634738b10810195-39ule_instLE01308112ExLDip.to Matematicaeng512.4AMS 16-XXAMS 16A34 (1985)AMS 19-XXLC QA247.B65Borho, Walter54612Nilpotent orbits, primitive ideals, and characteristic classes :a geometric perspective in ring theory /W. Borho, J. -L. Brylinski, R. MacPhersonBoston :Birkhäuser,1989131 p. , 23 cmProgress in mathematics [Birkhauser],ISSN 0743-1643;78RingsMacPherson, RobertBrylinski, Jean-Luc.b1081019523-02-1728-06-02991001168099707536LE013 16-XX BOR11 (1989)12013000074283le013-E0.00-l- 00000.i1091547328-06-02Nilpotent orbits, primitive ideals, and characteristic classes924969UNISALENTOle01301-01-93ma -engus 01