# Online Course Materials for CO904/PX439 2010

## Statistical Mechanics of Complex Systems

**Lecturer:** Ellak Somfai

Syllabus:

### Literature:

- J. P. Sethna: Statistical Mechanics: Entropy, Order Parameters, and Complexity
- E. T. Jaynes: Probability theory: The logic of science (Cambridge University Press, 2003)
- Spatial structure of granular force networks:

Nature 439, 828 (2006) - Jamming transition:

Phys. Rev. Lett.**88**, 075507 (2002) - Background reading for some of the material covered in the last few lectures

*Edwards' ensemble:*Physica A 157, 1080 (1989)

*Edwards' ensemble: experiment*: Phys. Rev. E 57, 1971 (1998)

*traffice models:*Phys. Rev. E 62, 1805 (2000)

*flocking:*Phys. Rev. Lett. 75, 1226 (1995) and J. Phys. A: Math. Gen. 30, 1375 (1997)

### Resources for lectures

- Timetable for lectures (2010 Autumn term, weeks 6-10):
Mon 13-15 D1.07

Complexity Seminar room, Zeeman building

Thu 11-13

D1.07

- Lecture notes:
- Lecture 1-2
- Lecture 3-4
- Lecture 5-6
- The rest of the lecture notes are in the works, but here are some of the barebone notes distributed in the lectures:

notes 7-8, notes 9-10, notes 11, notes 17-18 - Recently added material:

Notes on partial derivatives

Lecture 7-8

Lecture 10 (note lecture 9 is only in notes version above)

Lecture 11-12

Lecture 13

Slides for lecture 1

Slides for lecture 15

Slides for lecture 16-17

Slides for lecture 18

List of topics

Link to module forum

- PX439 past exams

### Resources for classwork

- Timetable for classwork (2010 Autumn term, weeks 6-10):

Mon 09:30-11:30 D1.07 Complexity seminar room

Thu 14:30-16:30

D1.07

- instructions for accessing CSC computers

A good introduction to Linux and programming is

CY900: Foundations in Scientific Computing. See sessions 1-3 - code for Koch curve: koch.c