Application of the DRA method to the calculation of the four-loop QED-type tadpoles
High Energy Physics - Phenomenology
2011-01-27 v2
Abstract
We apply the DRA method to the calculation of the four-loop `QED-type' tadpoles. For arbitrary space-time dimensionality D the results have the form of multiple convergent sums. We use these results to obtain the epsilon-expansion of the integrals around D=3 and D=4.
Keywords
Cite
@article{arxiv.1010.6117,
title = {Application of the DRA method to the calculation of the four-loop QED-type tadpoles},
author = {R. N. Lee and I. S. Terekhov},
journal= {arXiv preprint arXiv:1010.6117},
year = {2011}
}
Comments
References added, some typos corrected. Results unchanged