I · Spin Zero 已有笔记 §9 The Path Integral for Interacting Field Theory 本节已有笔记: Srednicki §9 相互作用场论的路径积分 直接前置 §8 The Path Integral for Free Field Theory 直接后续 §10 Scattering Amplitudes and the Feynman Rules §13 The Lehmann-Källén Form of the Exact Propagator §43 The Path Integral for Fermion Fields ← 返回章节依赖与笔记地图