Ethiraju Thandapani, Krishnan Thangavelu, Ekambaram Chandrasekaran
Oscillation criteria are established for solutions of forced and unforced second-order neutral difference equations with positive and negative coefficients. These results generalize some existing results in the literature. Examples are provided to illustrate our results.
Submitted August 7, 2009. Published November 12, 2009.
Math Subject Classifications: 39A10.
Key Words: Oscillation; neutral difference equations; positive and negative coefficients.
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| Ethiraju Thandapani |
Ramanujan Institute for Advanced, Study in Mathematics
University of Madras, Chennai - 600005, India
| Krishnan Thangavelu |
Department of Mathematics, Pachiappa's College
Chennai - 600030, India
| Ekambaram Chandrasekaran |
Department of Mathematics, Presidency College
Chennai - 600005, India
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