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內容簡介: |
Thesubjectofthisbookisgeometricintegratorsfordifferentialequationswithhighlyoscillatorysolutions,includingoscillation-preservingintegrators,continuous-stageERKNintegrators,nonlinearstabilityandconvergenceanalysisofERKNintegrators,functionally-fittedenergy-preservingintegrators,exponentialcollocationmethods,volume-preservingexponentialintegrators,globalerrorboundsofone-stageERKNintegratorsforsemilinearwaveequations,linearly-fittedconservativedissipativeintegrators,energy-preservingschemesforKlein?CGordonequations,Hermite?CBirkhofftimeintegratorsforKlein?CGordonequations,symplecticapproximationsforKlein?CGordonequations,continuous-stagemodifiedleap-frogschemeforhigh-dimensionalHamiltonianwaveequations,semi-analyticalexponentialRKNintegrators,long-timemomentumandactionsbehaviourofenergy-preservingmethods.Thenewgeometricintegratorsareappliedtoproblemswithhighlyoscillatorysolutionsfromsciencesandengineering.
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