I am a physicist and a teacher.
My hobby and passion is chess.
Q&A for Ubuntu users and developers
Joined 5 years ago, last seen 1 year ago
Q&A for active researchers, academics and students of physics
Joined 3 years ago, last seen 3 months ago
Q&A for users of TeX, LaTeX, ConTeXt, and related typesetting systems
Joined 2 years ago, last seen 4 months ago