Soliton solutions, conservation laws and modulation instability for the discrete coupled modified Korteweg–de Vries equations
2018 ◽
Vol 32
(14)
◽
pp. 1850152
◽
In this paper, the discrete coupled modified Korteweg–de Vries equations are systematically investigated. Based on the Lax pair, N-fold discrete Darboux transformation, discrete soliton solutions, conservation laws and modulation instability are analyzed and presented.