954674.fig.001
Figure 1: −curves of 𝑢 ( 𝑥 , 𝑡 ) : dash, 𝑣 ( 𝑥 , 𝑡 ) : dash dot, and 𝑤 ( 𝑥 , 𝑡 ) : solid when 𝑘 = 0 . 1 , 𝛼 = 1 , 𝛽 = 1 . 5 , 𝑐 0 = 1 . 5 , 𝑐 1 = 0 . 1 at point (1,0.6).