1998•Chemical Physics LettersRequires access

Similarities between single reference perturbation theory based on a CASSCF wavefunction and multireference perturbation theory based on a reference space spanned by a CAS

James P. Finley

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Key concepts: Complete active space, Wave function, Degenerate energy levels, Perturbation theory (quantum mechanics), Perturbation (astronomy), Quantum mechanics, Multireference configuration interaction, Physics

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Similarities between single reference perturbation theory based on a CASSCF wavefunction and multireference perturbation theory based on a reference space spanned by a CAS — Research Paper | ScholarLens