Advances in quantum chemistry. Volume 22 Quantum theory project University of Florida, Gainesville, Florida

This volume presents a survey of the current developments in quantum chemistry. Topics covered include molecular orbital theory, the Feynman path integral formalism, the coupled cluster based polarization propagator method, and bounds to atomic and molecular energy functionals. Content: Front Cover; Advances in Quantum Chemistry, Volume 22; Copyright Page; Contents; Contributors; Preface; Chapter 1. The Lennard-Jones Paper of 1929 and the Foundations of Molecular Orbital Theory; Chapter 2. The Feynman Path Integral Formalism: Atomic and Molecular Electronic Structure; Chapter 3. Transition Metal Clusters: Electronic Structure and Interaction with Hydrogen and Oxides; Chapter 4. Some Aspects of the Coupled Cluster Based Polarization Propagator Method; Chapter 5. Bounds to Atomic and Molecular Energy Functionals. Chapter 6. Atomic Natural Orbital (ANO) Basis Sets for Quantum Chemical CalculationsIndex. Abstract: This volume presents a survey of the current developments in quantum chemistry. Topics covered include molecular orbital theory, the Feynman path integral formalism, the coupled cluster based polarization propagator method, and bounds to atomic and molecular energy functionals Content: Editorial Board Page ii Edited by Page iii Copyright page Page iv Contrjbutors Page vii Preface Pages ix-x Per-Olov Lowdin The Lennard-Jones paper of 1929 and the foundations of Molecular Orbital Theory Original Research Article Pages 1-6 George G. Hall The Feynman Path Integral Formalism: Atomic and Molecular Electronic Structure Original Research Article Pages 7-123 Horacio Grinberg, Julio Maranon Transition Metal Clusters: Electronic Structure and Interaction With Hydrogen and Oxides Original Research Article Pages 125-165 D.E. Ellis, J. Guo, H.-P. Cheng, J.J. Low Some Aspects of The Coupled Cluster Based Polarization Propagator Method Original Research Article Pages 167-209 Jan Geertsen, Steffen Eriksen, Jens Oddershede Bounds to Atomic and Molecular Energy Functionals Original Research Article Pages 211-300 Shridhar R. Gadre, Rajeev K. Pathak Atomic Natural Orbital (ANO) Basis Sets for Quantum Chemical Calculations Original Research Article Pages 301-373 Jan Almlöf, Peter R. Taylor Index Pages 375-385 The problem of symmetry breaking (SB) is well known and multiply discussed in literature.