Initial-Value Problem for a Higher-Order Quasilinear Partial Differential Equation - Yuldashev, T. K.; Shabadikov, K. Kh (Journal of mathematical sciences (New York, N.Y.), 2021)
Keywords: Differential equations; Linear equations; Mathematics; Mathematics and Statistics; Operators (mathematics); Partial differential equations; 35L30; characteristics; 35C15; 35G55; initial-value problem; superposition of differential operators; directional derivative; 35A30; unique solvability