** Monday, Wednesday, Friday 10:40 - 11:30am in SAS 2229 **

**Instructor:** Cynthia Vinzant (3260 SAS, email)

**Offce Hours:** Tuesday, Wednesday 1-2pm or by appointment

** Textbook:**
Brualdi, *Introductory Combinatorics*, 5th edition, Pearson, 2009

**Syllabus**

** Exams**

There will be an in-class midterm on Friday, March 2 and a final exam Monday, May 7, 8-11am.

** Homework**

Here are guidelines for
writing up your homework (prepared by Seth Sullivant).

Please make sure to justify all your answers. A typical proof should consist of a mix of calculations and complete
English sentences, the ideal ratio of which depends on the type of problem. You are welcome to work together in
small groups, but write up your own solutions (in your own words) and indicate on each assignment with whom you worked.
Using resources besides the book (Brualdi) is not allowed.

Homework 1, due Monday, January 22: pdf tex (Solutions)

Homework 2, due Friday, February 2: pdf tex (Solutions)

Homework 3, due Friday, February 9: pdf tex (Solutions)

Homework 4, due Friday, February 16: pdf tex (Solutions)

Homework 5, due Friday, February 23: pdf tex (Solutions)

Homework 6, due Friday, March 23: pdf tex (Solutions)

Homework 7, due Wednesday, March 28: pdf tex (Solutions)

Homework 8, due Friday April 6: pdf tex (Solutions)

Homework 9, due Friday April 13: pdf tex (Solutions)

Homework 10, due Friday April 20: pdf tex (Solutions)

Homework 11, due Friday April 27: pdf tex (Solutions)

Midterm Practice Problems (Solutions)

Midterm Exam (Solutions)

Final Exam Practice Problems (Solutions)