Fig. 1From: Traveling wave solutions of Zakharov–Kuznetsov-modified equal-width and Burger’s equations via \( {\text{exp}}( - \varphi \left( \eta \right)) \)-expansion methodKink wave solution of \( u_{1} \) when \( a_{2} = 1, {\kern 1pt} {\kern 1pt} {\kern 1pt} a_{0} = 2,{\kern 1pt} {\kern 1pt} {\kern 1pt} y = 0, {\kern 1pt} {\kern 1pt} {\kern 1pt} \lambda = 3,{\kern 1pt} {\kern 1pt} {\kern 1pt} \mu = 2, {\kern 1pt} {\kern 1pt} {\kern 1pt} c_{1} = 1 \) Back to article page