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On Exponential Operators
Abstract
We study eξ(A+B) under several conditions between A and B with their commutator, which leads to the factorizations of Fujiwara, Beauregard and García-Arévalo.
We study eξ(A+B) under several conditions between A and B with their commutator, which leads to the factorizations of Fujiwara, Beauregard and García-Arévalo.