Current classes
Fall 2024:
 Math 4520: Classical geometries and modern applications. Provisional Syllabus.
Students should see Canvas for the course website.
Previous teaching
Note:I have removed homework sets and exam problems from many of the older sites, and newer ones are only available to registered students through Canvas.
If you're an instructor looking for resources, send me an email.
Courses/teaching at Brown:
Mnicourse at MIT, March 2017:
Courses at UC Berkeley: (note: assignments and solutions have been removed. Email me if you are an instructor looking for resources)
At the University of Chicago:

(20132014) Math 161162163 (Honors Calculus). Inquiry based learning. Coinstructor with E. Herman

(2013) Math 196 Linear Algebra

(2012) Math 195 Mathematical methods for the social sciences. (multivariable calculus)

(2012) Math 113 Studies in Mathematics (geometry).
Course materials.

(2011) Math 112 Studies in Mathematics (number theory).
Course materials.

(20102011) Math 131132133 singlevariable calculus.