Abstract
A comparison of the 5-loop perturbative series and the 1/N expansion for the QED renormalization group β-function in the Minimal Subtraction scheme is performed. The good agreement between two expansions is found which proves that the MS β-function is adequately described by both series.
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Larin, S.A. Perturbative series and the 1/N expansion for the QED β-function. Phys. Part. Nuclei Lett. 11, 713–715 (2014). https://doi.org/10.1134/S1547477114060089
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DOI: https://doi.org/10.1134/S1547477114060089