Week 45: Many-body perturbation theory
Contents
Week 45, November 4-8, 2024
Diagram rules, topological distinct diagrams
Diagram rules: matrix elements
Diagram rules: phase factors
Diagram rules: equivalent pairs
Diagram rules: energy denominators
Diagram rules: phase factors
Calculate the phase factor: \( (-1)^{\mathrm{holelines} + \mathrm{loops}} \)
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