Boundary value problem for a Laplace’s equation in a rectangle solved by method of Separation of Variables. Boundary value problem for a Laplace’s equation in a circle solved by method of Separation of Variables.

週次課程內容課程影音
第一週PDE導論.
Fundamental differences between PDE and ODE.
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第二週First and second order linear wave equations;
Transport equations
Characteristic lines;
Travelling wave solutions.
Wave equations with dispersion, dissipation, and nonlinearity.
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第二週Classical linear wave equations with travelling wave solutions.
Dispersive linear wave equations.
Dissipative linear wave equations.
Nonlinear wave equations with shock wave solutions.
Nonlinear wave equations with solitary wave solutions.
Initial value p
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第三週Classification of 3 types of second order linear PDEs (I).
Initial value problem for a whole-line linear wave equation and the dAlembert solutions (II).
Initial-boundary value problem for a half-line linear wave equation.
Initial-boundary value problem fo
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第四週Initial-boundary value problem for a finite-line linear wave equation (II).線上觀看
第五週Linear superposition and sub-problems.
Method of Separation of Variables.
Fourier series representations of solutions.
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第六週Classification of 3 types of second order linear PDEs (II).
Initial value problem for a whole-line linear heat equation solved by the Fundamental solution.
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第七週Initial-boundary value problem for a finite-line linear heat equations solved by method of Separation of Variables.
Initial value problem for an infinite-line linear heat equation solved by Fourier transform and inverse Fourier transform.
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第八週Boundary value problem for a Laplace’s equation in a rectangle solved by method of Separation of Variables.
Boundary value problem for a Laplace’s equation in a circle solved by method of Separation of Variables.
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第九週Boundary value problem for a Poisson’s equation in a circle.線上觀看
第十週Well-posed problems for linear PDE systems (I).線上觀看
第十一週Well-posed problems for linear PDE systems (II).線上觀看
第十二週Well-posed problems for linear PDE systems (III).線上觀看
第十三週Nonlinear problems (I) -
The effect of a combination of nonlinearity and dispersion;
The effect of a combination of nonlinearity and dissipation;
The effect of a combination of nonlinearity, dispersion, and dissipation.

Shock waves, steady-state solution
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第十四週Nonlinear problems (II) - kdV equation and the solitary solutions.線上觀看
第十五週Nonlinear Problems (III) - : Three famous universal nonlinear PDEs - kdV, s-G, and NLS equations.
Completely integrable systems.
s-G equation and the travelling wave solutions.
NLS equation and the solitary wave solutions.
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第十六週Nonlinear Problems (IV) - Introduction of Riemann surfaces of genus N (1) for the underlying theory of solutions of universal nonlinear PDEs such as kdV, s-G, and NLS.線上觀看
第十七週Nonlinear Problems (V) - Introduction of Riemann surfaces of genus N (2) for the underlying theory of solutions of universal nonlinear PDEs such as kdV, s-G, and NLS.線上觀看