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Comment on "Evolution Operator Can Always Be Separated into the Product of Holonomy and Dynamic Operators"
Adam Fredriksson, Erik Sjöqvist·February 14, 2026·DOI: 10.1103/d5rt-jpjk
Quantum Physics
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Abstract
We show that the claim in Ref. [PRL 131, 200202 (2023)], that the quantum time evolution always can be written as a product of a holonomy operator and a dynamic operator, is false, as it is based on a circular use of the time evolution operator.