Fig. 18

(Matlab R2017a (9.2.0.538062)) The 3 dim, contour and line plots of \(|\Phi _{4}\left( x,y,t\right) |\) for \(\sigma =0.09, \zeta _{1}=0.150, \zeta _{2}=1.7, {{w}}=5.7, k=2.63, \lambda =10.25, \theta =0.02, \rho =2.06, y=1, z=0,\) and \(\Xi (t)=\)randn.