First-order Partial Differential Equations / 1.: |
Introduction |
Linear First-order Equations / 2.: |
The Cauchy Problem for First-order Quasi-linear Equations / 3.: |
General Solutions of Quasi-linear Equations / 4.: |
Fully-nonlinear First-order Equations / 5.: |
Second-order Partial Differential Equations |
Linear equations / 6.: |
Classification and Canonical Forms of Equations in Two Independent Variables / 7.: |
Classification of Almost-linear Equations in R[superscript n] / 8.: |
One-Dimensional Wave Equation |
The Wave Equation on the Whole Line. D'Alembert Formula / 9.: |
The Wave Equation on the Half-line. Reflection Method / 10.: |
Mixed Problem for the Wave Equation / 11.: |
Inhomogeneous Wave Equation / 12.: |
Conservation of the Energy / 13.: |
Weak Derivatives and Weak Solutions / 14.: |
One-Dimensional Diffusion Equation |
Maximum-minimum Principle for the Diffusion Equation / 15.: |
The Diffusion Equation on the Whole Line / 16.: |
Diffusion on the Half-line / 17.: |
Inhomogeneous Diffusion Equation on the Whole Line / 18.: |
Shock Waves and Conservation Laws |
Conservation laws / 19.: |
Burgers' Equation / 20.: |
Weak Solutions. Riemann Problem / 21.: |
Discontinuous Solutions of Conservation Laws. Rankine-Hugoniot Condition / 22.: |
The Laplace Equation |
Harmonic functions. Maximum-minimum Principle / 23.: |
Green's Identities / 24.: |
Green's Functions / 25.: |
Green's Functions for a Half-space and Sphere / 26.: |
Harnack's Inequalities and Theorems / 27.: |
Fourier Series and Fourier Method for PDEs |
Fourier Series / 28.: |
Orthonormal Systems. General Fourier series / 29.: |
Fourier Method for the Diffusion Equation / 30.: |
Fourier Method for the Wave Equation / 31.: |
Fourier Method for the Laplace Equation / 32.: |
Diffusion and Wave Equations in Higher Dimensions |
Diffusion Equation in Three Dimensional Space / 33.: |
Fourier Method for the Diffusion Equation in Higher Dimensions / 34.: |
Kirchoff's Formula for the Wave Equation. Huygens' Principle / 35.: |
Fourier Method for the Wave Equation on the Plane. Nodal Sets / 36.: |
References |
Answers and Hints to Selected Exercises |
Index |
First-order Partial Differential Equations / 1.: |
Introduction |
Linear First-order Equations / 2.: |
The Cauchy Problem for First-order Quasi-linear Equations / 3.: |
General Solutions of Quasi-linear Equations / 4.: |
Fully-nonlinear First-order Equations / 5.: |