This is one of my official MathOverflow accounts. I am willing to correspond about low level number theory, general algebra, and the determinant spectrum problem as well as other matters mathematical at the Google mail account listed below.
New! Proofreading services for articles in the sciences. Please include "Proofreader" in email subject to learn more.
Droidgerhard ( or droidgerhard )
(Admins, please merge keep)