The manuscripts should be submitted via the editorial platform of the journal.
(Before submitting, please read the sections 'Copyright Notice' and 'Instructions for Authors').
To submit, authors need to create an account on this platform. Then, they can simply log in.
The usual submission format of an article is the PDF format. If the article is accepted for publication, all source files (tex or latex, bibtex, illustrations) will be required from the author. Authors are encouraged to prepare their article in the standard LaTeX class amsart.cls.