Extensions of simple functors
DOI10.1023/A:1007700132156zbMath0918.20036OpenAlexW2054537665MaRDI QIDQ1272520
Lionel Schwartz, Laurent Piriou
Publication date: 8 March 1999
Published in: \(K\)-Theory (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1023/a:1007700132156
Schur modulesWeyl modulespolynomial functorscategories of functorsmodular representations of symmetric groupsMacLane cohomologysimple functors
Representations of finite symmetric groups (20C30) Module categories in associative algebras (16D90) Representation theory for linear algebraic groups (20G05) Homological methods in group theory (20J05) Projectives and injectives (category-theoretic aspects) (18G05) Cohomology theory for linear algebraic groups (20G10) Semihereditary and hereditary rings, free ideal rings, Sylvester rings, etc. (16E60)
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