Interacting Quantum Fields in Curved Space: Renormalizability of φ⁴
classification
🌀 gr-qc
funct-anhep-thmath.FA
keywords
curvedmethodvarphiadaptationanalysisconstructionepsteinfields
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We present a perturbative construction of the $\varphi^4$ model on a smooth globally hyperbolic space-time. Our method relies on a adaptation of the Epstein and Glaser method of renormalization to curved space-times using techniques from microlocal analysis.
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