Solitary wave for a nonintegrable discrete nonlinear Schrödinger equation in nonlinear optical waveguide arrays
Ma Li-Yuan1, Ji Jia-Liang2, Xu Zong-Wei3, Zhu Zuo-Nong3, †
       

Time evolution of the modulus of the solution for nonintegrable discrete NLS scheme (34). N = 32. (a) α = 0, β = 1; (b) α = 1/5, β = 4/5; (c) α = 1/3, β = 2/3.