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Representation of the group of holomorphic symmetries of a real germ in the symmetry group of the model surface of the germ

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Abstract

There is a series of papers devoted to the construction and investigation of local polynomial models of real submanifolds of complex space (see, e.g., [1]). Among the main properties of model surfaces, we can mention the following fact. The dimension of the local group of holomorphic symmetries of a germ does not exceed the dimension of the similar group for the tangent model surface of the germ. In the present note, this assertion is presented in a much stronger form. A faithful representation of the Lie algebra of infinitesimal automorphisms of a germ in the Lie algebra of the tangent model surface is constructed.

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Financially supported by the RBRF under grants no. 05-01-0981 and NSh-2040.2003.1.

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Beloshapka, V.K. Representation of the group of holomorphic symmetries of a real germ in the symmetry group of the model surface of the germ. Russ. J. Math. Phys. 14, 213–215 (2007). https://doi.org/10.1134/S1061920807020100

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  • DOI: https://doi.org/10.1134/S1061920807020100

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