Abstract
The short distance behavior of field operator products is analyzed. It is shown that under certain conditions operator product expansions can be derived which give complete information on the short distance behavior and lead to the construction of composite field operators.
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Suported in parts by funds from the National Science Foundation Grant No. GP-25609.
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Wilson, K.G., Zimmermann, W. Operator product expansions and composite field operators in the general framework of quantum field theory. Commun.Math. Phys. 24, 87–106 (1972). https://doi.org/10.1007/BF01878448
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DOI: https://doi.org/10.1007/BF01878448