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The Scientific World Journal
Volume 2013, Article ID 540705, 6 pages
Research Article

Cotton-Type and Joint Invariants for Linear Elliptic Systems

1Differential Equations, Continuum Mechanics and Applications, School of Computational and Applied Mathematics, University of the Witwatersrand, Wits 2050, South Africa
2School of Natural Sciences (SNS), National University of Sciences and Technology, Campus H-12, Islamabad 44000, Pakistan

Received 9 October 2013; Accepted 26 November 2013

Academic Editors: D. Baleanu, H. Jafari, and C. M. Khalique

Copyright © 2013 A. Aslam and F. M. Mahomed. 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.

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