Preface.- 1. Sound and Fourier series.- 2. Digital sound and discrete Fourier analysis.- 3. Discrete time filters.- 4. Motivation for wavelets and some simple examples.- 5. The filter representation of wavelets.- 6. Constructing interesting wavelets.- 7. The polyphase representation of filter bank transforms.- 8. Digital images.- 9. Using tensor products to apply wavelets to images.- A Basic linear algebra.- Nomenclature.- References.- Index. sakriti opis