Exact Multisoliton Solutions of General Nonlinear Schrödinger Equation with Derivative

Figure 4

The 2D plot of two-soliton of DNLSE. 𝑞₂ with 𝑘₁=1+0.3𝑖,𝑘₂=1−0.3𝑖, and 𝜉₁⁽⁰⁾=𝜉₂⁽⁰⁾=0 at 𝑡=6,𝑡=2,𝑡=−2, and 𝑡=−6.

(a)

(b)

(c)

(d)