Journal of Chemical Physics, Vol.101, No.10, 8812-8826, 1994
Automation of the Implementation of Spin-Adapted Open-Shell Coupled-Cluster Theories Relying on the Unitary-Group Formalism
Keywords:ELECTRON CORRELATION-PROBLEM;FULL CCSDT MODEL;SINGLE-REFERENCE FORMALISM;BODY PERTURBATION-THEORY;HILBERT-SPACE;MOLECULAR-SYSTEMS;CLIFFORD-ALGEBRA;FERMION THEORY;FOCK-SPACE;H-4 MODEL