KnowraHamilton's principleLinked fromLinked fromThe 10 pages that link to Hamilton's principle, each with the reason it gives.All 10Broader topic 2Related 5Compared with 3Lagrangian mechanicsCompared with: It is the variational statement underlying Lagrangian mechanics, distinct from its equations of motion.D'Alembert's principleCompared with: It derives motion from path variations, whereas D'Alembert's principle uses instantaneous virtual displacements.Schwinger's quantum action principleCompared with: Schwinger generalizes this classical rule to quantum amplitudes and operator relations.