on a nonolinear wave equation in unbounded domains

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ID: 214572
1988
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Abstract
We study existence and uniqeness of the nonlinear wave equation∂2u∂t2+M(x,∫|∇u(x,t)|2dx+∫|u(x,t)|2dx)(−Δu+u)=0in unbounded domains. The above model describes nonlinear wave phenomenon in non-homogeneous media. Our techniques ivolve fixed point arguments combined with the energy method.
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Authors ;Carlos Frederico Vasconcellos
Journal structural engineering and mechanics
Year 1988
DOI
10.1155/S0161171288000390
URL
http://dx.doi.org/10.1155/S0161171288000390
Keywords
mathematics

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