Oscillation Theorems for Nonlinear Second Order Elliptic Equations |
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| Authors: | Zhi-ting Xu |
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| Affiliation: | (1) School of Mathematical Sciences, South China Normal University, Guangzhou, 510631, China |
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| Abstract: | Abstract Some oscillation theorems are given for the nonlinear second order elliptic equation The results are extensions of modified Riccati techniques and include recent results of Usami. |
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| Keywords: | Oscillation nonlinear second order elliptic equation Riccati techniques |
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![$$
{sumlimits_{i,j = 1}^N {D_{i} {left[ {a_{{ij}} {left( x right)}Psi {left( y right)}{left| {nabla y} right|}^{{p - 2}} D_{j} y} right]}} } + c{left( x right)}f{left( y right)} = 0.
$$](/content/853321140l1k6524/10255_2007_Article_396_TeX2GIFEqu1.gif)