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math.RT2007
Borel subalgebras of root-reductive Lie algebras
Elizabeth Dan-Cohen
This paper generalizes the classification in a paper of Dimitrov and Penkov of Borel subalgebras of gl_infty. Root-reductive Lie algebras are direct limits of finite-dimensional re…
math.RT2006★ 30 cited
Cartan subalgebras of root-reductive Lie algebras
Elizabeth Dan-Cohen, Ivan Penkov, Noah Snyder
Root-reductive Lie algebras are direct limits of finite-dimensional reductive Lie algebras under injections which preserve the root spaces. It is known that a root-reductive Lie al…