Resources

Online resources

Encyclopaedia of Mathematics; See also Template:springerEOM
The On-Line Encyclopedia of Integer Sequences, a.k.a. Sloane's
MathWorld
MIT OpenCourseWare: Mathematics - free online MIT course materials
The MacTutor History of Mathematics archive - detailed biographies on many historical and contemporary mathematicians, as well as information on famous curves, and various topics in the history of mathematics.
vdash - an interactive theorem prover + computer-checked math library
EqWorld - Mathematical Equations
Unicode Entity Codes for Math

Numérisation de documents anciens mathématiques - offers an open access to the metadata and articles published in mathematical journals

Books by subject
Timothy Gowers, June Barrow-Green, Imre Leader (2008). The Princeton Companion to Mathematics. Princeton University Press. ISBN 0691118809.
Abramowitz, Milton; Stegun, Irene A. (1964). Handbook of Mathematical Functions with Formulas, Graphs, and Mathematical Tables. Dover. ISBN 0-486-61272-4.

EUREKA Science Journal Watch, "a freely-editable source of information on scientific journals, starting with mathematics and physics"
- EUREKA's list of Mathematics Journals

3D-XplorMath-J Applets - a Mathematical Visualization program (online version)

Milton Abramowitz, Irene A. Stegun (1964). Handbook of Mathematical Functions. Dover Publications. ISBN 0-486-61272-4.
Michiel Hazewinkel (2002). Encyclopaedia of Mathematics. Springer-Verlag.
I.S. Gradshteyn, I.M. Ryzhik, Alan Jeffrey (1994). Table of Integrals, Series, and Products. Academic Press. ISBN 978-0122947551.
Alan Jeffrey, Daniel Zwillinger (2000). Table of Integrals, Series, and Products. Academic Press. ISBN 978-0122947575.
Granino Arthur Korn, Theresa M. Korn (2000). Mathematical Handbook for Scientists and Engineers: Definitions, Theorems, and Formulas for Reference and Review. Dover Publications. ISBN 978-0486411477.