Version 1.0 of this package was accepted for publication in volume 2 of the journal The Journal of Software for Algebra and Geometry: Macaulay2 on 2010-04-17, in the article Deformations of Matrix Factorisations with Macaulay2. That version can be obtained from the journal or from the Macaulay2 source code repository, after installing subversion, with the following shell command:
svn export -r 11367 svn://svn.macaulay2.com/Macaulay2/trunk/M2/Macaulay2/packages/ModuleDeformations.m2
The following command will display the log messages accompanying any changes to the file in the repository since publication.
svn log -r 11368:HEAD svn://svn.macaulay2.com/Macaulay2/trunk/M2/Macaulay2/packages/ModuleDeformations.m2
The following command will summarize the changes to the file in the repository since publication, in the format the program diff uses: lines starting with + have been added, and lines starting with - have been removed. (Changes to white space or end of line style will not be reported.)
svn diff -x "-b --ignore-eol-style" -r 11367:HEAD svn://svn.macaulay2.com/Macaulay2/trunk/M2/Macaulay2/packages/ModuleDeformations.m2
The differences between two releases in the repository mentioned in the log can be displayed by replacing 11367:HEAD by the pair of release numbers separated by a colon.