Fig. 21

(Matlab R2017a (9.2.0.538062)) The 3 dim, contour and line plots of \(|\Phi _{7}\left( x,y,t\right) |\) for \(\sigma =0.05, \zeta _{1}=-10.150, \zeta _{2}=10.70, {{w}}=10.7, k=5, \lambda =2.25, \theta =0.02, \rho =-10.5, y=1, z=0,\) and \(\Xi (t)=\)randn.