Hamiltonian type Lie bialgebras
Bin Xin, Guang'ai Song, Yucai Su
math.RAarXiv:math/0605669
Abstract
We first prove that, for any generalized Hamiltonian type Lie algebra L, the first cohomology group H1(L,L L) is trivial. We then show that all Lie bialgebra structures on L are triangular.
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