If you try to look at it with GhostView then you will get several error messages but the file will eventually be correctly displayed. In GhostView , select FILE then PS to EPS . Select YES and then give a file name for the new version of the .EPS file. Do not try to save this new version with the same name as the old version. If necessary, rename it afterwards.
All times are in seconds.
Except for polynomial factorization, the speed ups are well worth while. Any Mathematica 3.0 files should still work with Mathematica 4.0. This will copy various files to your PC, including a desktop shortcut for Mathematica 4.0. The first time that you run Mathematica 4.0 you will need to enter the password. You can obtain this from me.