Figure 3From: Nonstandard finite difference variational integrators for nonlinear Schrödinger equation with variable coefficientsThe waveforms of (16) withμ=2by integrator (14). The waveforms of the NLSE with variable coefficients (16) (μ=2) computed with the nonstandard finite difference variational integrator (14) with Δt=0.1 and Δx=0.1.Back to article page