N-Soliton and Other Analytic Solutions for a ($$3 + 1$$)-Dimensional Korteweg–de Vries–Calogero–Bogoyavlenskii–Schiff Equation with the Time-Dependent Coefficients for the Shallow Water Waves

The Lie point symmetry criteria and formation of exact analytical solutions for Kairat-II equation: Paul-Painlevé approach

The dynamic behaviors of the Radhakrishnan–Kundu–Lakshmanan equation by Jacobi elliptic function expansion technique

Dynamic behavior of the (3+1)-dimensional KdV–Calogero–Bogoyavlenskii–Schiff equation