Publication: Uniqueness of renormalized solutions of degenerate elliptic-parabolic problems
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Publication Date
1999-07
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Wittbold, Petra
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Elsevier
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Abstract
We consider a general class of degenerate elliptic-paraboic problems associated with the equation b(v)(t) = div a(v, Dv) + f. Using Kruzhkov's method of doubling variables both in space and time we prove uniqueness and a comparison principle in L-1 for renormalized solutions
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