you should have a copy of AMSFonts v. 2.1 User's Guide printed out. If you don't, see section DOCUMENTATION of c) Where to get AMSFonts from? above. The User's Guide says almost nothing about installation [...] Leslie Lamport's ``LaTeX User's Guide'', Addison-Wesley, Reading, Mass., 1985, ISBN 0-201-15790-X). Thus, the name NFSS means a set of rules of loading fonts that are available to a user who replaced his/her [...] 44.1.100 Users having Unix-compatible compress/uncompress and tar/untar utilities (versions also exist for DOS and VMS) can get the (binary) file 588389 amslatex.tar.Z from directory /ams. Users not having