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Abstract <p> We present a rigorous construction of the Feynman integral on the compactified Einstein Universe using white noise calculus. Our construction of functional averaging can also be thought of as a solution to a problem posed by Bogoliubov and Shirkov. </p>

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Feynman integral in QFT and white noise on a compactified version of space–time with a Lie group structure

  • 期刊论文

  • 发表日期：

    2025年4月25日

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  • J. Wawrzycki

摘要

Abstract

We present a rigorous construction of the Feynman integral on the compactified Einstein Universe using white noise calculus. Our construction of functional averaging can also be thought of as a solution to a problem posed by Bogoliubov and Shirkov.