equation 100.5 eq:qed-free-dirac

Rests on

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Supports

• depends_on lemma 100.40 Gordon identity ¶
  • depends_on theorem 100.41 Schwinger ¶
    • depends_on phenomenon 112.2 The electron magnetic moment is not the Dirac value ¶
    • depends_on phenomenon 100.67 The electron is not a pure Dirac particle ¶
      • depends_on proposition 100.71 Several roads to $\alpha$, and why that matters ¶
• depends_on lemma 100.23 Trace theorems ¶
  • depends_on lemma 101.46 The spin-summed square ¶
  • depends_on proposition 101.14 There are exactly five bilinear covariants ¶
    • depends_on proposition 101.23 Behaviour of the bilinears under parity ¶
      • depends_on phenomenon 101.26 Parity is violated in weak decays ¶
        • tests experiment Parity Violation ¶
      • depends_on proposition 101.36 Maximal parity violation is exactly $V-A$ ¶
    • depends_on proposition 101.15 Allowed selection rules ¶
      • assumes experiment Parity Violation ¶ ↺
      • depends_on phenomenon 101.18 Superallowed decays measure one number ¶
        • depends_on phenomenon 101.40 The vector coupling is not renormalized ¶
  • depends_on theorem 100.31 One-loop vacuum polarization ¶
    • depends_on phenomenon 100.69 Light scatters off light ¶
• depends_on proposition 105.2 Parity on a Dirac field ¶
• depends_on proposition 105.20 Chirality and helicity ¶
  • assumes experiment Parity Violation ¶ ↺
• depends_on proposition 106.85 Classical conservation of the axial current ¶
  • depends_on theorem 106.87 The axial anomaly ¶
    • depends_on proposition 102.67 The chiral symmetry of massless quarks ¶
      • depends_on phenomenon 102.68 The spectrum has no parity doublets ¶
        • depends_on phenomenon 102.72 The pion is anomalously light ¶
        • depends_on theorem 102.70 Goldstone ¶
      • depends_on theorem 107.29 Chiral power counting for the nuclear force ¶
    • depends_on proposition 102.16 The neutral pion width counts colours squared ¶
• depends_on proposition 106.74 Naive discretization doubles the species sixteen times ¶
  • depends_on theorem 106.75 Nielsen–Ninomiya ¶
• depends_on proposition 106.38 Integrating out the fermions ¶
  • depends_on corollary 106.39 The minus sign of a closed fermion loop ¶
    • depends_on proposition 104.66 The quartic coupling runs down ¶
    • depends_on proposition 106.55 Ghosts are required by unitarity ¶
• depends_on theorem 100.5 The gauge principle ¶
  • depends_on proposition 100.14 The Feynman rules of QED in SI form ¶
    • depends_on lemma 100.22 Spin sums ¶
      • depends_on proposition 100.24 Cross-section master formula ¶
        • depends_on lemma 101.47 The two-neutrino phase space ¶
    • depends_on proposition 102.29 Feynman rules for QCD in SI form ¶
    • depends_on proposition 100.24 Cross-section master formula ¶ ↺
    • depends_on proposition 101.45 Decay-rate master formula ¶
    • depends_on proposition 101.68 The low-energy limit reproduces Fermi ¶
      • depends_on proposition 101.70 The effective neutral-current interaction ¶
        • depends_on phenomenon 101.72 Neutrinos scatter without becoming charged leptons ¶
    • depends_on theorem 100.25 One-photon exchange is the Coulomb potential ¶
      • depends_on proposition 100.33 Uehling's modification of the Coulomb potential ¶
        • depends_on phenomenon 100.62 The fine-structure constant runs ¶
        • depends_on theorem 108.64 Appelquist–Carazzone ¶
      • depends_on theorem 102.60 Confinement at strong coupling, and what it proves ¶
    • depends_on theorem 100.41 Schwinger ¶ ↺
    • depends_on theorem 100.35 One-loop electron self-energy ¶
      • depends_on phenomenon 100.66 The Lamb shift ¶
    • depends_on theorem 100.31 One-loop vacuum polarization ¶ ↺
  • depends_on proposition 100.6 The coupling is universal ¶
    • depends_on phenomenon 101.40 The vector coupling is not renormalized ¶ ↺
  • depends_on theorem 100.48 Ward–Takahashi ¶