Calculation Of Electron Self Energy And Vaccum Polarization By Using The Method Of Dimensional Regularization

In this paper interacting quantum elds,electron self-energy,vacuum polarization,methodsrnof calculating electron and photon self-energy and Wick rotation are reviewed.These self-rnenergy calculating methods include Pauli-Villars regularization and dimensional regular-rniztion.Electron self-energy is calculated by using Pauli-Villars regularization method whilernthe photon self-energy is by dimensional regularization method

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