Department of Mathematics;
Faculty of Sciences;
Brawijaya University;
Malang;
Indonesia;
Department of Physics;
Faculty of Sciences and Technology;
Airlangga University;
Surabaya;
Indonesia;
N-Soliton; Bound; State; GRIN; Waveguide; Nonlocal; Nonlinearity; Conserved; Implicit; Crank-Nicolson; Method; Inverse; Scattering; Technique;