My notes 
Course title (link to course
page) 
Instructor(s) 
Semester 
Additional Resources 
(pdf)(tgz) 
Math 274, Stacks 
Martin Olsson 
Spring 2007 
This course is still
happening, you should keep track of it here 
(pdf)(tex) 
Math 215A, Algebraic Topology  Peter Teichner  Fall 2006 

(pdf)(tgz)  Math 274, Commutative Rings  Tsit
Yuen Lam 
Fall 2006  
(pdf)(tgz)  Math 261A, Lie Groups and Lie
Algebras 
Nicolai
Reshetikhin Vera Serganova Richard Borcherds 
Spring 2006 

(pdf)(tgz)  Math 242, Symplectic Geometry  Alan Wienstein  Fall 2005 

Math 252, Representation
Theory 
Vera Serganova  Fall 2005 
Vera
Serganova's Representation
Theorey notes William CrawleyBoevey's lectures on representations of quivers 

(pdf)(tgz)  Math 256B, Algebraic Geometry  Paul Vojta  Spring 2005 
Paul Vojta's
handouts and solutions Marco Lo Giudice's notes William Stein's notes and solutions Richard Borcherds' selected solutions Bryden Cias' notes and solutions Jinhyun Park's solutions Mark Haiman's Math 256AB page 