Fig. 9From: Traveling wave solutions of Zakharov–Kuznetsov-modified equal-width and Burger’s equations via \( {\text{exp}}( - \varphi \left( \eta \right)) \)-expansion methodSingular kink wave solution \( u_{9} \) when \( a_{2} = 1, C = 1, y = 0, \lambda = 13,\mu = 1, c_{1} = - 1 \) Back to article page