Blar i Bergen Open Research Archive på forfatter "Verdier, Olivier Philippe Paul"
-
The aromatic bicomplex for the description of divergence-free aromatic forms and volume-preserving integrators
Laurent, Adrien Ange Andre; Mclachlan, Robert I.; Munthe-Kaas, Hans Zanna; Verdier, Olivier Philippe Paul (Journal article; Peer reviewed, 2023)Aromatic B-series were introduced as an extension of standard Butcher-series for the study of volume-preserving integrators. It was proven with their help that the only volume-preserving B-series method is the exact flow ...