Fig. 1

(Matlab R2017a (9.2.0.538062)) The 3 dim, contour and line plots of \(|\Psi _{1}\left( x,y,t\right) |\) for \(\sigma = 0.08, \zeta _{1}=0.5, \zeta _{2}=0.7, {{w}}=8.7, k=3, \lambda = 0.25, \theta =0.2, \rho =-0.5, y=1, z = 0,\) and \(\Xi (t) =\)randn.