| Preface |
| Chapter 1. Groups |
| 1.1 Symbols and the group property |
| 1.2 Definition of a group |
| 1.3 The multiplication table |
| 1.4 Powers, products, generators |
| 1.5 Subgroups, cosets, classes |
| 1.6 Invariant subgroups. The factor group |
| 1.7 Homomorphisms and isomorphisms |
| 1.8 Elementary concept of a representation |
| 1.9 The direct product |
| 1.10 The algebra of a group |
| Chapter 2. Lattices and vector spaces |
| 2.1 Lattices. One dimension |
| 2.2 Lattices. Two and three dimensions |
| 2.3 Vector spaces |
| 2.4 n-Dimensional space. Basis vectors |
| 2.5 Components and basis changes |
| 2.6 Mappings and similarity transformations |
| 2.7 Representations. Equivalence |
| 2.8 Length and angle. The metric |
| 2.9 Unitary transformations |
| 2.10 Matrix elements as scalar products |
| 2.11 The eigenvalue problem |
| Chapter 3. Point and space groups |
| 3.1 Symmetry operations as orthogonal transformations |
| 3.2 The axial point groups |
| 3.3 The tetrahedral and octahedral point groups |
| 3.4 Compatibility of symmetry operations |
| 3.5 Symmetry of crystal lattices |
| 3.6 Derivation of space groups |
| Chapter 4. Representations of point and translation groups |
| 4.1 Matrices for point group operations |
| 4.2 Nomenclature. Representations |
| 4.3 Translation groups. Representations and reciprocal space |
| Chapter 5. Irreducible representations |
| 5.1 Reducibility. Nature of the problem |
| 5.2 Reduction and complete reduction. Basic theorems |
| 5.3 The orthogonality relations |
| 5.4 Group characters |
| 5.5 The regular representation |
| 5.6 The number of distinct irreducible representations |
| 5.7 Reduction of representations |
| 5.8 Idempotents and projection operators |
| 5.9 The direct product |
| Chapter 6. Applications Involving Algebraic Forms |
| 6.1 Nature of applications |
| 6.2 Invariant forms. Symmetry restrictions |
| 6.3 Principal axes. The eigenvalue problem |
| 6.4 Symmetry considerations |
| 6.5 Symmetry classification of molecular vibrations |
| 6.6 Symmetry coordinates in vibration theory |
| Chapter 7. Applications involving functions and operators |
| 7.1 Transformation of functions |
| 7.2 Functions of Cartesian coordinates |
| 7.3 Operator equations. Invariance |
| 7.4 Symmetry and the eigenvalue problem |
| 7.5 Approximation methods. Symmetry functions |
| 7.6 Symmetry functions by projection |
| 7.7 Symmetry functions and equivalent functions |
| 7.8 Determination of equivalent functions |
| Chapter 8. Applications involving tensors and tensor oper |
| 8.1 Scalar, vector and tensor properties |
| 8.2 Significance of the metric |
| 8.3 Tensor properties. Symmetry restrictions |
| 8.4 Symmetric and antisymmetric tensors |
| 8.5 Tensor fields. Tensor operators |
| 8.6 Matrix elements of tensor operators |
| 8.7 Determination of coupling coefficients |
| Appendix 1. Representations carried by harmonic functions |
| Appendix 2. Alternative bases for cubic groups |
| Index |