Mathematica Cheat Sheet
Statistic Cheat Sheet Mr Roth 2004
[John_Hamal_Hubbard,_Barbara_Burke_Hubbard]_Vector CALCULUS LINEAR ALGEBRA AND DIFFERENTIAL FORMS(Bookos.org).pdf
[Hunter G.] Metalogic an Introduction to the Meta(Bookos.org)
[Jon Barwise (Editor)] Handbook of Mathematical LoGIC (Bookos.org)
[Neil Immerman] Descriptive Complexity (Texts in C(Bookos.org)