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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References
SuzukiM., Commun. Math. Phys. 51, 183 (1976).
SuzukiM., Commun. Math. Phys. 57, 193 (1977).
BayenF., FlatoM., FronsdalC., LichnerowiczA., and SternheimerD., Ann. Phys. (N.Y.) 111, 61 (1978); and Ann. Phys. (N.Y.) 111, 111 (1978).
Fronsdal, C., UCLA/77/TEP/18, to be published in Reports of Math. Phys.
AbramowitzM., and StegunI.A., Handbook of Mathematical Functions, Dover Publications, Inc., N.Y., 1970.
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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