EntityQ164296· pop 17· linked from 30 articlesVariational methodSign in to saveMethod for the determination of the approximate ground state of a quantum mechanical system.Connectionsquantum mechanicsEntityelectronEntityInternational Standard Book NumberEntityatomic nucleusEntityphysical chemistryEntitydigital object identifierEntityInternational Standard Serial NumberEntityPlanck constantEntityquantum chemistryEntitywave functionEntityHilbert spaceEntitybibcodeEntityexpectationEntitymaxima and minimaEntityKronecker deltaEntityapproximationEntityparameterEntityHamiltonian operatorEntityexcited stateEntitymolecular orbitalEntityCategoriesApproximationsComputational chemistryComputational physicsElectronic structure methodsQuantum chemistryTheoretical chemistry