00890nam0-22003011i-450-99000677494040332120001010000677494FED01000677494(Aleph)000677494FED0100067749420001010d--------km-y0itay50------baitay-------001yyRational constructions of modules for simple lie algebrasGeorge B. SeligmanProvidenceAmerican mathematical societyc 1981.XIV, 186 p.25 cmContemporary mathematics5512.55Seligman,George B.42120ITUNINARICAUNIMARCBK990006774940403321VI N 6019140FSPBCFSPBCRational Constructions of Modules for Simple Lie Algebras382182UNINAGEN01