General Higher-Order Breather and Hybrid Solutions of the Fokas System
Ting-Ting Chen,Peng-Yan Hu,Jing-Song He
Fig.4 The time evolution of $|U|$ associated with Eqs.(5) and (11) of the Fokas system in the $(x,y)$-plane with parameters: $\eta_{1}^{0}=\pi$, $\eta_{3}^{0}=-{\pi}/{2}$, $P_{1}=ii/{3}$, $P_{3}={1}/{3}$, $Q_{1}=ii/{3}$, $Q_{3}=ii/{2}$.