Preface | |
Introduction | |
Sound pulses | |
The equations of motion | |
The wave equation | |
The effect of body forces | |
Boundary conditions | |
Poisson's solution of the initial-value problem | |
Wave Fronts and Characteristics | |
Introduction | |
Space-time | |
Characteristics and geometrical optics | |
The uniqueness theorem: dependence and influence domains | |
Diffraction | |
Reflected fronts | |
Appendix: the characteristics containing a given 2-spacecaustics | |
Geometrical Acoustics | |
Introduction | |
Weak solutions of the wave equation | |
The propagation of discontinuities | |
The propagation of algebraic infinities | |
Geometrical acoustics | |
Geometrical acoustics in a homogenous medium | |
The transport equations of higher order | |
The superposition principle | |
Series expansions related to geometrical acoustics | |
Appendix: the focusing of acoustic shocks | |
The Application of Geometrical Acoustics to Reflexion Problems | |
Introduction | |
Reflexion of a plane pulse | |
Reflexion of a spherical pulse by a surface of revolution | |
Series expansion of a reflected pulse | |
Reflexion of a spherical pulse by a paraboloid | |
Series expansion of the reflected pulse | |
The refraction of a spherical pulse at a plane interface | |
Appendix: the reflexion of a spherical acoustic shock wave | |
The Diffraction of a Pulse by a Wedge | |
Introduction | |
The Green's function of the wedge | |
Construction of the Green's function | |
An alternative form of the Green's function | |
Diffraction of a plane pulse | |
The half-plane | |
Some diffraction problems related to the half-plane problem | |
Appendix: elementary solutions and Green's function | |
Some Other Diffraction Problems | |
Introduction | |
The Green's function of the circular cylinder | |
The eigenfunction expansion | |
The diffraction formulae | |
Diffraction of a plane pulse | |
The Green's function of the sphere | |
Approximate evaluation of the diffracted field | |
Geometrical optics in a stratified medium | |
Pulse diffraction in a stratified medium | |
Appendix: Asymptotic behaviour of the eigenvalues and eigenfunctions of the circular cylinder | |
Bibliography | |
Index | |
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