Here are some notes and solutions to accompany the book *Student Friendly Quantum Field Theory* by Robert D. Klauber (Sandtrove Press, 2013).

If anyone knows of a truly introductory book on QFT, please do leave a comment.

**Chapter 2: Foundations**

Hamilton's equations & Poisson brackets, Hamilton's equations for fields, Poisson brackets in field theory

**Chapter 3: Scalars: Spin 0 Fields**

Feynman propagator as integral, and as contour integral, final form

3.1, 3.2, 3.3, 3.4, 3.5, 3.6, 3.7, 3.8, 3.9, 3.10, 3.11, 3.12, 3.13, 3.14, 3.15, 3.16, 3.17, 3.18

**Chapter 4: Spinors: Spin ½ Fields**

4.1, 4.2, 4.3, 4.4, 4.5, 4.6, 4.7, 4.8, 4.9, 4.10, 4.11, 4.12, 4.13, 4.14, 4.15, 4.16, 4.17, 4.18, 4.19, 4.20, 4.21, 4.22, 4.23, 4.24, 4.25, 4.26, 4.27