On one master integral for three-loop on-shell HQET propagator diagrams with mass
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An exact expression for the master integral I_2 arising in three-loop on-shell HQET propagator diagrams with mass is derived and its analytical expansion in the dimensional regularization parameter epsilon is given.
6 pages, 1 figure; v3: completely re-written, 2 new authors, many new results, additional references
6 pages, 1 figure; v3: completely re-written, 2 new authors, many new results, additional references