A note on Magnus formula

Prato, D.; Lamberti, P.W.
March 1997
Journal of Chemical Physics;3/15/1997, Vol. 106 Issue 11, p4640
Academic Journal
Evaluates the Magnus formula for the time evolution operator in quantum mechanics from an algorithmic point of view. Rules and guidelines in obtaining the general term in the expansion as a compact time-ordered integral; Application of the rules in the fifth order; Obtaining the nth order in Magnus expansion by means of a direct computational implementation.


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