Baker-Campbell-Hausdorff expansion

Question:Baker-Campbell-Hausdorff expansion

Posted: BCSanctuary 45 Product: Maple

June 09 2018

I am interested in obtaining a Maple program (symbolic language) that can evaluate exponentials of non-commuting operators.

e^A+B=e^Ae^Be^C₁e^C₂e^C₃...

See R. M. Wilcox, J. Math. Phys. 8, (1967), 962

This is the Baker-Campbell-Hausdorff expansion, or equivalently the Zassenhaus expansion.

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