目次

Introduction The Feynman Path Integral Towards a Field Theory Equations of Motion, Symmetries, and Ward's Identitiy The Electromagnetic Field Fermion Fields Scattering Processes and the S-Matrix Perturbative Green's Functions in Λϕ4 S-Matrix Feynman Diagrams in Λϕ4 Quantum Electrodynamics Renormalization of QED Applications of QED  Renormalization Group of QED Quantizing a Non-Abelian Theory The Beta Function in QCD Unitarity and Ghosts Effective Constants at High Energy and Ideas about Grand Unification Limits on the Mass of the Higgs Boson The Weak Muon Anomaly Effective Potential and Naturalness Appendix A: Transition Amplitude Calculation Appendix B: Connected Diagrams Appendix C: Lorentz Invariance and One Particle States Appendix D: Reduction Formulae Appendix E: Integrals Appendix F: Beta Functions Bibliography