Expansion of a Function of Noncommuting Operators
- 1 December 1965
- journal article
- research article
- Published by AIP Publishing in Journal of Mathematical Physics
- Vol. 6 (12), 1923-1927
- https://doi.org/10.1063/1.1704741
Abstract
The Taylor series expansion of a function f(A + B) of noncommuting operators A and B is written in several ways. Recursion relations, generating functions, and some explicit formulas for operator coefficients of this expansion are given.Keywords
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