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Advances in High Energy Physics
Volume 2014, Article ID 379823, 9 pages
Research Article

An Analytical Study of the Nonsinglet Spin Structure Function Up to NLO in the DGLAP Approach at Small

1Department of Physics, Gauhati University, Guwahati 781014, India
2Physics Academy of North East, Assam, Guwahati 781014, India
3Centre for Theoretical Physics, Pandu College, Guwahati 781012, India

Received 16 July 2014; Accepted 28 October 2014; Published 23 November 2014

Academic Editor: George Siopsis

Copyright © 2014 Neelakshi N. K. Borah and D. K. Choudhury. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. The publication of this article was funded by SCOAP3.


A next-to-leading order QCD calculation of nonsinglet spin structure function at small is presented using the analytical methods: Lagrange’s method and method of characteristics. The compatibility of these analytical approaches is tested by comparing the analytical solutions with the available polarized global fits.