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The conformal invariance of the Poisson-Lie group \(SU(2)\) by dressing transformation. (English) Zbl 1200.53074

Summary: We show the conformal invariance of the Poisson-Lie group \(SU(2)\) by dressing transformations. This construction gives in particular a Poisson cohomology class of the group \(SU(2)\).

MSC:

53D17 Poisson manifolds; Poisson groupoids and algebroids