TY - BOOK AU - M. I. Petrashen AU - J. L. Trifonov TI - Applications of group theory in quantum mechanics SN - 9780486472232 AV - QC174.5 PY - 1969///] CY - New York PB - Dover publication N1 - 1. Introduction 2. Abstract Groups 3. Representations of Point Groups 4. Composition of Representations and the Direct Products of Groups 5. Wigner's Theorem 6. Point Groups 7. Decomposition of a Reducible Representation into an Irreducible Representation 8. Space Groups and their Irreducible Representations 9. Classification of the Vibrational and Electronic States of a Crystal 10. Continuous Groups 11. Irreducible Representations of the Three-Dimensional Rotation Group 12. The Properties of Irreducible Representations of the Rotation Group 13. Some Applications of the Theory of Representation of the Rotation Group in Quantum Mechanics 14. Additional Degeneracy in a Spherically Symmetric Field 15. Permutation Groups 16. Symmetrized Powers of Representations 17. Symmetry Properties of Multi-Electron Wave Functions 20. Symmetry Properties of Wave Functions for a System of Identical Particles with Arbitrary Spins 21. Classification of the States of a Multi-Electron Atom 22. Applications of Group Theory to Problems Connected with the Perturbation Theory 23. Selection Rules 24. The Lorentz Group and its Irreducible Representations 25. The Dirac Equation ER -