Free software is available for viewing postscript and pdf files.
to view pdf files,
and
Ghostscript and GSView
to view postscript files.
Electronic Transactions on Numerical Analysis | Journal of Mathematical Systems, Estimation, and Control
NA Net home page | Netlib software repository | ILAS Information Center (Temple mirror site)
SIAM Report on Mathematics in Industry | SIAM Home Page
101 Writing Tips by Desmond Higham (postscript).
Kermit Sigmon's MATLAB PRIMER (postscript).
Online Matlab resources at Indiana University, including Getting Started With MATLAB and Plotting with Matlab.
Online: A Practical Introduction To Matlab and a printable version in PS format
Download and install
Ghostscript and GSView
to view postscript files on a Windows-PC.