Abstract
We describe a method for constructing general integrals for some nonstrictly hyperbolic quasilinear equations and prove a nonlinear analog of Asgeirsson’s mean value theorem. Using a general integral, we study the nonlinear version of the Goursat characteristic problem.
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References
Monge G., “Mémoire sur le calcul intégral des équations aux différences partielles,” Mém. Acad Sci. Paris: Imprimerie Royale, 118–192 (1784).
Darboux G., Leçons sur la théorie générale des surfaces et les applications geometriques du calcul infinitésimal, Gauthier-Villars et Fils, Paris (1894).
Goursat E., A Course in Mathematical Analysis. Vol. 3 [Russian translation], Gostekhizdat, Moscow and Leningrad (1933).
Bitsadze A. V., Certain Classes of Partial Differential Equations, Gordon and Breach, New York (1958).
Baghaturia G., “Nonlinear versions of hyperbolic problems for one quasi-linear equation of mixed type,” J. Math. Sci., vol. 208, no. 6, 621–634 (2015).
Menteshashvili M. Z., “On the Cauchy problem with initial data on the unit circle,” Soobshch. Akad. Nauk GruzSSR, vol. 148, no. 2, 190–192 (1993).
Gvazava D. K., Some Classes of Hyperbolic Equations and Equations of Mixed Type [Georgian], Metsniereba, Tbilisi (1992).
Gvazava J. K., “Nonlocal and initial problems for quasi-linear, non-strictly hyperbolic equations with general solutions represented by superposition of arbitrary functions,” Georgian Math. J., vol. 10, 687–707 (2003).
Bitsadze R. G., “General representation of the solutions of a quasilinear equation of a problem of nonlinear oscillations,” Soobshch. Akad. Nauk GruzSSR, vol. 128, no. 3, 493–496 (1987).
Gunter N. M., Integration of First-Order Partial Differential Equations [Russian], ONTI GTTI, Moscow and Leningrad (1934).
Goursat E., Lecons sur l’intégration des équations aux dérivées partielles du second ordre à deux variables indépendantes. Vol. 2, Hermann, Paris (1898).
Hörmander L., Lectures on Nonlinear Hyperbolic Differential Equations, Springer-Verlag, Berlin (1997).
Ásgeirsson L., “Über eine Mittelwertseigenschaft von Losungen homogener linearer partieller Differentialgleichungen 2. Ordnung mit konstanten Koeffizienten,” Math. Ann., vol. 113, no. 1, 321–346 (1937).
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Russian Text © The Author(s), 2019, published in Sibirskii Matematicheskii Zhurnal, 2019, Vol. 60, No. 6, pp. 1209–1222.
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Baghaturia, G.G., Menteshashvili, M.Z. A General Integral of a Quasilinear Equation and Application to a Nonlinear Characteristic Problem. Sib Math J 60, 940–951 (2019). https://doi.org/10.1134/S0037446619060028
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DOI: https://doi.org/10.1134/S0037446619060028