dfield and pplane
the java versions
The java versions of
contain most of the features of the original
MATLAB versions. Click on the appropriate button below to download and run the
dfield or pplane Java application.
dfield.jar (version 2012-03-beta)
After downloading, find the directory where you saved dfield.jar and double-click on the downloaded file.
To run dfield from the commend line, use:
java -jar dfield.jar
An alpha version of the updated pplane will be posted here soon.
Note: dfield and pplane both require the Java Runtime Environment 1.6 or newer.References
pplane. Among them are Differential Equations and Differential Equations with Boundary Value Problems by John Polking, Albert Boggess, and David Arnold. They are published by Prentice Hall.
pplaneare copyrighted in the name of John Polking. They are not in the public domain. However, they are being made available free for use in educational institutions. This offer does not extend to any application that is made for profit. Users who have such applications in mind should contact John Polking.
pplane, what level of course you are teaching, how many students you have, and what you think of the programs. If you acknowledge your use of the programs in this way you will be informed as new versions are released. Since changes are made as bugs are discovered and corrected and as good, new ideas are implemented, this will occur a few times each year.