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On the convergence of the Zassenhaus formula

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Abstract

The domain of convergence of the Zassenhaus formula in a Banach algebra is studied. This domain is shown to be strictly larger than the one which was already known.

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Bayen, F. On the convergence of the Zassenhaus formula. Lett Math Phys 3, 161–167 (1979). https://doi.org/10.1007/BF00405287

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  • DOI: https://doi.org/10.1007/BF00405287

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