Graded Lie algebra of Hermitian tangent valued forms |
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Affiliation: | 1. Department of Mathematics, Masaryk University, Janáčkovo nám 2a, 662 95 Brno, Czech Republic;2. Department of Applied Mathematics, Florence University, Via S. Marta 3, 50139 Florence, Italy |
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Abstract: | We define the Hermitian tangent valued forms of a complex 1-dimensional line bundle equipped with a Hermitian metric. We provide a local characterization of these forms in terms of a local basis and of a local fibred chart. We show that these forms constitute a graded Lie algebra through the Frölicher–Nijenhuis bracket.Moreover, we provide a global characterization of this graded Lie algebra, via a given Hermitian connection, in terms of the tangent valued forms and forms of the base space. The bracket involves the curvature of the given Hermitian connection. |
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