General Mathematical Links: American Institute of Mathematics (AIM) American Mathematical Society (AMS) Canadian Mathematical Society (CMS-SMC) Combined Membership List (CML) Mathematics Genealogy Project London Mathematical Society (LMS) Mathematical Association of America (MAA) MAA - Michigan Section MathSciNet Oberwolfach (MFO)		Number Theory Links: Erdös Number Project Number Theory Conferences Number Theory & Physics Archive Number Theory Web PARI GP Rubinstein's L-function software and zeros/values database Sloane's Online Encyclopedia of Integer Sequences Number Empire
Recreational Links: Bogomolny's Cut The Knot Interactive Miscellany & Puzzles Dots and Boxes MazeWorks		University of Michigan Links: Math Department UofM Gateway LSA LSA Course Guide Online Directory Registrar