Deformation of orthosymplectic Lie superalgebra osp(1|2)
E. Celeghini, P. P. Kulish
math.QAarXiv:math/0401272
Abstract
Triangular deformation of the orthosymplectic Lie superalgebra osp(1|4) is defined by chains of twists. Corresponding classical r-matrix is obtained by a contraction procedure from the trigonometric r-matrix. The carrier space of the constant r-matrix is the Borel subalgebra.
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