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- Variational_method_(quantum_mechanics) abstract "In quantum mechanics, the variational method is one way of finding approximations to the lowest energy eigenstate or ground state, and some excited states. This allows calculating approximate wavefunctions such as molecular orbitals. The basis for this method is the variational principle.The method consists in choosing a "trial wavefunction" depending on one or more parameters, and finding the values of these parameters for which the expectation value of the energy is the lowest possible. The wavefunction obtained by fixing the parameters to such values is then an approximation to the ground state wavefunction, and the expectation value of the energy in that state is an upper bound to the ground state energy. The Hartree–Fock method and the Ritz method both apply the variational method. The Harris functional method is anti-variational (it is a lower bound to the energy).".
- Variational_method_(quantum_mechanics) wikiPageID "37487265".
- Variational_method_(quantum_mechanics) wikiPageLength "12096".
- Variational_method_(quantum_mechanics) wikiPageOutDegree "46".
- Variational_method_(quantum_mechanics) wikiPageRevisionID "648985614".
- Variational_method_(quantum_mechanics) wikiPageWikiLink Ansatz.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Approximation.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Atomic_nucleus.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Bohr_radius.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Category:Computational_chemistry.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Category:Quantum_chemistry.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Category:Theoretical_chemistry.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Continuous_spectrum.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Eigenspace.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Eigenvalue.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Eigenvalues_and_eigenvectors.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Electron.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Expectation_value.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Expectation_value_(quantum_mechanics).
- Variational_method_(quantum_mechanics) wikiPageWikiLink Expected_value.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Fine_structure.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Functional_(mathematics).
- Variational_method_(quantum_mechanics) wikiPageWikiLink Global_minimum.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Greatest_lower_bound.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Ground_state.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Hamiltonian_(quantum_mechanics).
- Variational_method_(quantum_mechanics) wikiPageWikiLink Harris_functional.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Hartree–Fock_method.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Helium_atom.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Hermitian_operator.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Hilbert_space.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Hydrogen-like_atom.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Infimum_and_supremum.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Kronecker_delta.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Lower_bound.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Maxima_and_minima.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Molecular_orbital.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Parameter.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Planck_constant.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Quantum_chemistry.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Quantum_mechanics.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Reduced_Planck_constant.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Ritz_method.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Rydberg_constant.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Self-adjoint_operator.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Spectrum_(functional_analysis).
- Variational_method_(quantum_mechanics) wikiPageWikiLink Upper_and_lower_bounds.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Upper_bound.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Vacuum_permittivity.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Variational_Monte_Carlo.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Variational_principle.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Wave_function.
- Variational_method_(quantum_mechanics) wikiPageWikiLink Wavefunction.
- Variational_method_(quantum_mechanics) wikiPageWikiLinkText "Variational method (quantum mechanics)".
- Variational_method_(quantum_mechanics) wikiPageWikiLinkText "Variational method".
- Variational_method_(quantum_mechanics) wikiPageWikiLinkText "Variational".
- Variational_method_(quantum_mechanics) wikiPageWikiLinkText "the variational principle for bound states".
- Variational_method_(quantum_mechanics) wikiPageWikiLinkText "variational approach".
- Variational_method_(quantum_mechanics) wikiPageWikiLinkText "variational method".
- Variational_method_(quantum_mechanics) wikiPageWikiLinkText "variational parameters".
- Variational_method_(quantum_mechanics) wikiPageWikiLinkText "variational theorem".
- Variational_method_(quantum_mechanics) hasPhotoCollection Variational_method_(quantum_mechanics).
- Variational_method_(quantum_mechanics) wikiPageUsesTemplate Template:Reflist.
- Variational_method_(quantum_mechanics) subject Category:Computational_chemistry.
- Variational_method_(quantum_mechanics) subject Category:Quantum_chemistry.
- Variational_method_(quantum_mechanics) subject Category:Theoretical_chemistry.
- Variational_method_(quantum_mechanics) hypernym Way.
- Variational_method_(quantum_mechanics) comment "In quantum mechanics, the variational method is one way of finding approximations to the lowest energy eigenstate or ground state, and some excited states. This allows calculating approximate wavefunctions such as molecular orbitals. The basis for this method is the variational principle.The method consists in choosing a "trial wavefunction" depending on one or more parameters, and finding the values of these parameters for which the expectation value of the energy is the lowest possible.".
- Variational_method_(quantum_mechanics) label "Variational method (quantum mechanics)".
- Variational_method_(quantum_mechanics) sameAs Variationsmethode.
- Variational_method_(quantum_mechanics) sameAs Principe_variationnel_en_physique_quantique.
- Variational_method_(quantum_mechanics) sameAs Metodo_variazionale.
- Variational_method_(quantum_mechanics) sameAs 변분_원리.
- Variational_method_(quantum_mechanics) sameAs Metoda_wariacyjna.
- Variational_method_(quantum_mechanics) sameAs Método_variacional.
- Variational_method_(quantum_mechanics) sameAs m.04zy7s.
- Variational_method_(quantum_mechanics) sameAs Вариационный_метод.
- Variational_method_(quantum_mechanics) sameAs Варіаційний_метод.
- Variational_method_(quantum_mechanics) sameAs Q164296.
- Variational_method_(quantum_mechanics) sameAs Q164296.
- Variational_method_(quantum_mechanics) wasDerivedFrom Variational_method_(quantum_mechanics)?oldid=648985614.
- Variational_method_(quantum_mechanics) isPrimaryTopicOf Variational_method_(quantum_mechanics).