We consider a boundary-value problem for degenerate equations with discontinuous coefficients and establish the unique strong solvability (almost everywhere) of this problem in the corresponding weighted Sobolev space.
Similar content being viewed by others
References
G. Fichera, “On a unified theory of boundary-value problem for elliptic-parabolic equations of second order,” Boundary Problem on Differential Equations, Madison (1960), pp. 97–120.
H. Alt and S. Luchaus, “Quasilinear elliptic-parabolic differential equation,” Math. Z., 183, 311–341 (1983).
P. Benilan and P. Wilttbold, “On mind and weak solutions of elliptic-parabolic systems,” Adv. Differential Equations, 1, 1053–1073 (1996).
T. S. Gadjiev and E. R. Gasimova, “On the smoothness of solution of the first boundary-value problem for second-order degenerate elliptic-parabolic equations,” Ukr. Math. Zh., 60, No. 6, 723–736 (2008); English translation: Ukr. Math. J., 60, No. 6, 831–847 (2008).
H. Gajewski and I. V. Skrypnik, “To the uniqueness problem for nonlinear elliptic equations,” Nonlin. Anal., 52, 291–304 (2003).
H. Gajewski and I. V. Skrypnik, On the Uniqueness of Solution for Nonlinear Parabolic Equations, Preprint, No. 658, WIAS (2003).
S. Chanillo and R. L. Wheeden, “Weighted Poincaré and Sobolev inequalities and estimates for weighted Peano maximal function,” Amer. J. Math., 107, No. 5, 1191–1226 (1985).
T. S. Gadjiev and M. Kerimova, “Coercive estimate for degenerate elliptic-parabolic equations,” Proc. Inst. Math. Mech. Nat. Acad. Sci. Azerb., 41, No. 1, 123–134 (2015).
M. M. Bokalo and G. P. Domanskiy, “The mixed problem for linear elliptic parabolic pseudoparabolic equations,” Mat. Stud., 40, No. 2, 193–197 (2013).
I. T. Mamedov, “First boundary-value problem for second-order elliptic parabolic equations with discontinuous coefficients,” J. Math. Sci. (N.Y.), 190, No. 1, 104–134 (2013).
O. A. Ladyzhenskaya, V. A. Solonnikov, and N. N. Ural’tseva, Linear and Quasilinear Equations of Parabolic Type, Nauka, Moscow (1967).
Author information
Authors and Affiliations
Corresponding author
Additional information
Published in Ukrains’kyi Matematychnyi Zhurnal, Vol. 72, No. 4, pp. 435–451, April, 2020.
Rights and permissions
About this article
Cite this article
Gadjiev, T., Kerimova, M. & Gasanova, G. Solvability of a Boundary-Value Problem for Degenerate Equations. Ukr Math J 72, 495–514 (2020). https://doi.org/10.1007/s11253-020-01797-8
Received:
Published:
Issue Date:
DOI: https://doi.org/10.1007/s11253-020-01797-8