2005-10-21

The proof of Hall's Theorem in class today evaporated when I forgot how to extract an augmenting path from the sequence of nodes found by applying Hall's condition starting from an unmatched node. See BipartiteGraphs for a working proof or CS202/Schedule/2005-10-21 for an explanation of the missing piece.

2005-10-20

CS202/Assignments/HW06 has been clarified: the partial order in problem 2 is now explicitly a strict partial order (see Relations for the distinction between an ordinary partial order and a strict partial order).

2005-10-19
TA hours slightly changed.
2005-10-18

CS202/Assignments/HW06 is available.

2005-10-14
Mean assignment grades are available below.
2005-10-14

Grades for CS202/Assignments/HW04 are available in grade-o-matic. Graded homeworks are available outside AKW 401.

2005-10-13

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.

2005-09-29

Solutions to CS202/Assignments/HW03 are now available.

2005-09-25

CS202/Assignments/HW04 is available.

2005-09-22

Solutions to CS202/Assignments/HW02 are now available.

2005-09-20

CS202/Assignments/HW03 is available.

2005-09-18

Grades for CS202/Assignments/HW01 are now available in Grade-o-Matic. Anyone for whom we have a working email address should have received an email giving their Grade-o-Matic login and password. (Some of you may have received as many as three such emails, for which we apologize. The password-mailing script required some last-minute debugging.) Graded assignments will be returned in class on Monday, or you can pick them up thereafter outside AKW 401.

2005-09-18
TA hours for Thursday changed (now 4:30-6:30 PM).
2005-09-15

Solutions to CS202/Assignments/HW01 are available.

2005-09-13

CS202/Assignments/HW02 is available.

2005-08-31

Due to an error in the previous version, the first problem on CS202/Assignments/HW01 has changed. You are now asked to prove or disprove the logical equivalence. We apologize for the error.

2005-08-31
By popular request, assignments are now due at 11:00pm.
2005-08-31

CS202/Assignments/HW01 is available.

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