Ouaro, StanislasToure, Hamidou2021-08-112021-08-112007-05-29Ouaro, S., & Toure, H. (2007). Uniqueness of entropy solutions to nonlinear elliptic-parabolic problems. <i>Electronic Journal of Differential Equations, 2007</i>(82), pp. 1-15.1072-6691https://hdl.handle.net/10877/14277We study the Cauchy problem associated with the nonlinear elliptic - parabolic equation b(u)t - α(u, φ(u)x)x = ƒ We prove an L1-contraction principle and hence the uniqueness of entropy solutions, under rather general assumptions on the data.Text15 pages1 file (.pdf)enAttribution 4.0 InternationalEllipticParabolicDegenerateWeak solutionEntropy solutionL1-contraction principleArticleThis work is licensed under a Creative Commons Attribution 4.0 International License.