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Errata.pdf H. Arodź, K. Rościszewski   "Algebra i geometria analityczna w zadaniach"

Chapter6.1.pdf The real scalar field

Chapter6.2-3.pdf The Dirac and the electromagnetic fields

Chapter7.pdf Perturbative expansion in the $\phi^4_4$ model

Chapter8.pdf Renormalization

Chapter9.pdf Renormalization group

Chapter10.pdf Relativistic invariance in QFT and spectral decomposition of G^(2)