**
COMP 150-GT
Graph
Theory
FALL
2007
THIS WEBSITE IS CURRENTLY UNDER CONSTRUCTION
**

**Instructor:** Prof. Lenore Cowen

Halligan 237; 7-5134; `cowen@cs.tufts.edu`;

**Office Hours:** W 4:00-5:00pm, or by appointment.

**Lectures:** Thursdays 7:30-10pm in Halligan Hall Rm TBA.

** TA:** TBA
`email address will be here `;
** Office hours ** TBA.

Description:

** Grading: ** Grades will be based on weekly hw assignments, a midterm and a final.

** Rough syllabus: ** (subject to change)

Part I: Classical Topics

- Week 1: Introduction to graphs and subgraphs (Sept 5)
- Week 2: Trees (Sept 13)
- Week 3: Connectivity (Sept 20)
- Week 4: Euler Tours and Hamiltonian Cycles (Sept 27)
- Week 5: Matchings (Oct 4)
- Week 6: Midterm exam, October 11 in class, and Edge coloring (Oct 11)
- Week 7: Vertex coloring (Oct 18)
- Week 8: Planar graphs (Oct 25)
- Week 9: Directed graphs and Network Flow (Nov 1)

Part II: Modern Topics

- Week 10: Random Graphs I (Nov 8)
- Week 11: Random Graphs II: Power Law Networks (Nov 15)
- Week 12: Social Networks (Nov 29)
- Week 13: TBA (Dec 6)

**Prerequisites:**
Comp 160 OR Comp 170 OR any course in the Tufts mathematics department numbered 100 or above OR permission of the instructor.

** Text: ** Introduction to Graph Theory, 2nd Edition, by Douglas West, xx+588 pages. ISBN 0-13-014400-2. Published in 2001.

Homeworks:

** Take home final exam will be handed out Thursday, December 5th in class and is due Wednesday, December 12th at 5pm either in my mailbox or under my office door. **