Some Universities' Algebra Prelims
A little bit of this and a little bit of that
Solutions to Lang's Algebra Book
Solutions to Lang's Algebra Book from Gatech
Hilbert Space Methods for Partial Differential Equations
Very Useful PDE Site from Harvard
Another PDE Course from Stanford
Another PDE Course from Stanford
Another PDE Course from Stanford
Introduction to Numerical DE's
A Very Useful Numerical Analysis and Matlab Site at University of Alaska
Lots of Matlab Examples for Numerical Analysis
Extremely Useful Matlab Tutorials from Southern Illinois University
Advanced Numerical Analysis and Matlab Examples from University of Warwick,UK
Another Numerical Analysis and Matlab Site