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Updated: Aug 8, 2026

06:42
Generation and Coherent Control of Pulsed Quantum Frequency Combs
Published on: June 8, 2018
Comment on "Structure of positive decompositions of exponential operators"
Sergio Blanes1, Fernando Casas
1Instituto de Matemática Multidisciplinar, Universitat Politécnica de Valencia, 46022-Valencia, Spain. serblaza@imm.upv.es
Abstract:
An elementary proof is shown on the necessary existence of negative coefficients in splitting methods of order p > or = 3.
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