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+ | ====== TTP02-22 Non-Singlet Structure Functions at Three Loops: Fermionic Contributions ====== | ||
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+ | < | ||
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+ | | ||
+ | perturbative QCD. Complete results are presented for the | ||
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+ | functions F_2 and F_L. Our results agree with all partial and | ||
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+ | also facilitates a complete determination of the | ||
+ | threshold-resummation parameters B_2 and D_2^DIS of which only the | ||
+ | sum was known so far, thus completing the information required for the | ||
+ | | ||
+ | resummation. We find that D_2^DIS vanishes in the MSbar scheme. | ||
+ | </ | ||
+ | |**S. Moch, J.A.M. Vermaseren and A. Vogt** | ||
+ | |** Nucl.Phys. | ||
+ | | {{preprints: | ||
+ | | | |