Professor Emeritus
Mathematics Department
The University of Maryland
College Park, MD 20742
email: jec@math.umd.edu
Here is a short introduction to MATLAB that can be downloaded in either
pdf or postscript format.
Click here for postscript
Click here for pdf
MATLAB Codes for the MATLAB Companion
This is a text for the standard Junior-Senior year introductory course for partial differential equations. There is an extensive computer component, using MATLAB. In addition to the usual separation of variables, we also introduce elementary numerical methods for each equation, and treat some nonlinear problems.
The author will be happy to send the Latex file of the errata by
email, or hard copy by regular mail or fax. PDE Gallery
Formation of shock wave
The Dirichlet problem.
Solution of the heat equation.
Nonlinear string equation
Vibrating square drum head
For a list of text errata in postscript format, click here:
Errata
Corrected problem solutions in postscript format, click here:
Corrected solutions
For a list of text errata in pdf format, click here:
Errata
Corrected problem solutions in pdf format, click here:
Corrected solutions
The second printing with corrections is now available.
Hopefully, the errata material listed above is now unnecessary.
Here are some useful links