All exams are taken outside of class time, and are either "solo" (work the problems on your own) or collaborative. Each exam is clearly marked as to its type.
Exam 1 (collaborative), due Th 9/8: exam1.ps file , exam1.pdf file.
Exam 2 (solo), due Th 9/29: exam2.ps file , exam2.pdf file.
Exam3 (collaborative), due Th 10/20: exam3.ps file , exam3.pdf file.