2017
Том 69
№ 7

All Issues

On the Double Spectral Representation of the Fourth- order Feynman Amplitude

VIadimirov V. S.

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Abstract

The double spectral representation for the Feynman amplitude corresponding to a fourth-order diagram is proved and the spectral function is explicitly calculated. The conditions for the validity of such representation in the fourth order are obtained.

Citation Example: VIadimirov V. S. On the Double Spectral Representation of the Fourth- order Feynman Amplitude // Ukr. Mat. Zh. - 1960. - 12, № 2. - pp. 132-146.

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