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R-operation of Bogolyubov—Parasyuk and operator expansions in mass-free theories

The methods of the Bogolyubov-Parasyuk $R$-operation are applied to construct operator expansions in massless quantum field theories.

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Bibliographic Details
Date:	1992
Main Authors:	Zaviyalov, О. I., Polivanov, М. K., Завьялов, О. И., Поливанов, М. К.
Format:	Article
Language:	Russian
Published:	Institute of Mathematics, NAS of Ukraine 1992
Online Access:	https://umj.imath.kiev.ua/index.php/umj/article/view/8102
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Journal Title:	Ukrains’kyi Matematychnyi Zhurnal
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Ukrains’kyi Matematychnyi Zhurnal

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