Download Journal Author Packages
Follow this threestep process:
The AMS prefers that authors use the AMSLaTeX author package.
AMS journal article templates are also available from for the following journals:
Journal of the AMS
Mathematics of Computation
Proceedings of the AMS
Transactions of the AMS
Software requirements:
The AMS Author Packages were designed to be used with an existing TeX system. You must have the following installed:
Each .zip file contains:

a README file which should be read first

an Instructions manual (available separately as a PDF file for AMSLaTeX or AMSTeX)

an Author Handbook (available separately as a PDF file)

guidelines for creating graphics (available separately as a PDF file)

style files

topmatter templates

samples

supplementary instructions
NOTE: If you are installing both AMSLaTeX and AMSTeX files, install them in separate directories. They may contain identical filenames which will overwrite one another if they are in the same directory.