The midterm exam was given Thursday, 2010-10-21, at the usual class time and location. It was a closed-book, cumulative exam covering all material discussed in lecture prior to the test date.
Sample solutions: 2010-midterm-solutions.pdf. Exam without solutions: 2010-midterm.pdf.
Sample solutions from past years' exams: 2008-midterm-solutions.pdf, 2007-midterm-solutions.pdf, 2005-midterm-solutions.pdf. Midterm exams without solutions: 2008-midterm.pdf, 2007-midterm.pdf, 2005-midterm.pdf.