Article ID Journal Published Year Pages File Type
1839105 Nuclear Physics A 2009 4 Pages PDF
Abstract

In this article, we present analytical expansion results of two single mass scale four-loop vacuum integrals in d=3−2ϵ dimensions. After finding hypergeometric representations with half-integer coefficients, we use algorithms which we implemented in FORM to expand these in terms of nested sums.

Related Topics
Physical Sciences and Engineering Physics and Astronomy Nuclear and High Energy Physics