Exact Solutions for (4+1)-Dimensional Nonlinear Fokas Equation Using Extended F-Expansion Method and Its Variant

Figure 3

2-D figures of solution (40) with 𝛼=2, 𝛽=1, 𝐴₀=0, ℎ₂=ℎ₄=1 in the intervals 𝜉∈[−6,6].

(a) ℎ₃=1(Δ<0)

(b) ℎ₃=2(Δ=0)

(c) ℎ₃=3(Δ>0)