The Copyrights I Use
There are a few copyright clauses that I use.
All Right Reserved
This is the default copyright in the United States of America. Excluding Fair Use all material covered under this has all of its rights reserved to the author.
Creative Commons Family
Some material in my notebook is significantly more of an educational nature than other material. To promote the educational use of this material I try to license it under one of the Creative Commons licenses.
Check the specific page for which license it is under.