Journal of Lie Theory 13 (2003), No. 1, 091--132
Copyright Heldermann Verlag 2003
Lie Algebras Graded by the Root System BC1
Georgia Benkart
Dept. of Mathematics, University of Wisconsin, Madison, WI 53706, U.S.A.
Oleg Smirnov
Dept. of Mathematics, College of Charleston, Charleston, SC 29424, U.S.A.
We classify the Lie algebras that are graded by the nonreduced root system BC1 and determine their central extensions, derivations, and invariant forms.
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