Functional integral with "phi⁴" term in the action beyond standard perturbative methods

2005/03/30 by J. Bohacik, Bohacik, J., P. Presnajder +1
Physics and Astronomy · #FOS: Physical sciences #High Energy Physics - Theory (hep-th) #hep-th

paper · pdf · doi:10.48550/arxiv.hep-th/0503235

We clarify the proofs of the formulas, add a discussions of the mathematical steps

arxiv created 2008/12/18 · arxiv updated 2009/12/01

Abstract

We propose the another, in principe nonperturbative, method of the evaluatiom of the Wiener functional integral for "phi⁴" term in the action. We find the "generalized" Gelfand-Yaglom differential equation implying the functional integral in the continuum limit.

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