Math 809

 

Home
Research
Teaching
Curriculum Vitae
Links
Contact Me

 
bullet

Syllabus: Click here for details in a PDF file

bullet

Course: Math 809, Numerical Methods for Partial Differential Equations III, MWF 12:30pm MWF@ Journalism Bldg 0139

bullet

Texts: Numerical Methods for Conservation Laws. LeVeque

bulletTopics: derivation of conservation laws, weak solutions, viscosity solution, entropy condition, Riemann problem, numerical schemes: Godunov, Lax-Friedrich, Lax-Wendroff, ENO, etc
bulletOffice Hours: WF 10:30-11:30am @MW410 and by appointment
bulletGrading: HW(60%),class participation(10%),and final project(30%)
bullet Policy: Late Homework and project will be no credit.
bulletTentative Schedule: updated regularly

 

Monday Wednesday Friday
Mar 28

Introduction to Scalar Hyperbolic Equations:

Derivation

Definition of hyperbolic equations

 

Mar 30

Linear Advection Equation,

Burger Equation,

Method of Characteristics

Domain of dependence

Range of Influence

Weak Solution

 

Apr 1

Numerical Method:

1st Order Upwind

Apr 4

Numerical Method:

Lax-Wendroff

2nd Upwind

for u_t+ a u_x = 0

ENO for u_t + a u_x = 0

Lax-Friedrich Scheme

Apr 6

Riemann Problem

Shock speed

Apr 8

Entropy Conditions for Discontinuity

Apr 11

Entropy Condition based on the spreading of characteristics

 

Apr 13

Manipulating Conservation Laws

Entropy Functions

Apr 15

Some Scalar Example:

Traffic Flow

Sound Speed

Apr 18

Two Phase Flow

Shallow Water Eqns

 

Apr 20

Numerical Method for Linear System Equations

Backward Euler, Lax-Friedrichs, Lax-Wendroff, and Upwind

Apr 22

Local Truncation Error

Stability

The Lax Equivalence Theorem

 


Apr 25

Conservative Methods for Nonlinear Problems

Apr 27

Consistency

Apr 29

Discrete Conservation

 

May 2

The Lax-Wendroff Theorem

May 4

Godunov's Method

May 6

Discrete entropy condition

 

May 9

Compactness

May 11

Total variation stability

May 13

l_1-contracting numerical methods

May 16

Monotone methods

May 18

Higher Order Scheme

May 20

flux limiter

May 23

2D simulation

May 25

slope limiter

May 27

slope limiter for nonlinear eqnation

May 30

Memorial Day: no class

Jun 1

Central Scheme and Spectral Difference

Jun 3

ENO, WENO, Spectral Volume, DG

Jun 6

Final Presentation: 11:30am-1:18pm

Final Exams week

Jun 8

Final Exams Week

Jun 10

Final Exams Week