Fig. 1

3D, 2D and contour representation of kink soliton of absolute behavior for Eq. (4.2) with parameters \(b_{0}=-1, b_{1}=-1, z_{1}=-0.5, z_{2}=-2.5, p_{1}=-5, p_{2}=-0.5, \theta _{1}=1, \theta _{2}=-1.25, \theta _{3}=-0.5, \lambda =-1, y=-5\) and \(\gamma =-0.5\).