Figure 8
From: Multiwaves, breathers, lump and other solutions for the Heimburg model in biomembranes and nerves

3D and corresponding contour for solution \(\upsilon _{4,1}(x,t)\) with  \(d_4=6.1,~~d_6=4.1,~~m_1=0.5,~~v=1.5,~~w_3=1.6,~~w_4=1.5\).
From: Multiwaves, breathers, lump and other solutions for the Heimburg model in biomembranes and nerves
3D and corresponding contour for solution \(\upsilon _{4,1}(x,t)\) with  \(d_4=6.1,~~d_6=4.1,~~m_1=0.5,~~v=1.5,~~w_3=1.6,~~w_4=1.5\).