# Homeworks, Tests, and Lecture Notes

## Fall 2012, QFT 1 (PHY 396 K class)

### Homework assignments

1. Set 1, due September 11; solutions to problems 1 and 2, problem 3 postponed to next homework.
2. Set 2, due September 18; solutions.
3. Set 3, due September 25. solutions.
4. Set 4, due October 2; solutions.
5. Set 5, due October 9; solutions.
6. Set 6, due October 16; solutions.
7. Set 7, due October 25 (Thursday); solutions.
8. Set 8, due November 8; solutions.
9. Set 9, due November 15 (Thursday); solutions.
10. In lieu of Set 10, a reading assignment:
§4.5 of the Peskin and Schroeder textbook about relation between the transition matrix elements M and the scattering cross sections or decay rates of unstable particles.
Due November 20.
11. Set 11: Problems 4.2 and 4.3 of the Peskin & Schroeder textbook, due November 29 (Thursday); solutions.
12. Set 12, due December 6 (Thursday, last class);

### Exams

• Mid-term exam, was posted on October 25, due November 1 (Thursday).
• End-term exam, will be posted on December 6 (last class) and due December 13.

## Spring 2013, QFT 2 (PHY 39L K class)

### Homework assignments

1. Set 13, due January 24; solutions.
2. In lieu of set 14, read about the Optical Theorem in §3.6 of Weinberg and in §7.3 of Peskin and Schroeder; due January 31.
3. Set 15, due February 7; solutions.
4. Set 16, due February 14. A reading assignment and an easy exercise, both from the Peskin & Schroeder textbook:
1. Study the two-loop example of nested divergences in §10.5. Please read carefully, it's a hard calculation.
2. Solve problem 10.2, part (a); solutions.
5. Set 17, due February 21; solutions.
6. Set 18, due February 28; solutions.
7. Set 19, due March 7; solutions.
8. Set 20, due March 21; solutions.
9. Set 21, due April 4; solutions.
10. Set 22, due April 11; solutions.
11. Set 23, due April 18; solutions.
12. Set 24, due April 25; solutions.
13. Set 25, due May 2; solutions.