A hierarchy of 4×4 AKNS eqmation and its Lax expression are obtained. It is proved by method of papers [1J and [2] that solution of every of 4×4 AKNS equation equation hierarchy, which is partiral differential equation, is obtained from the solution of two nonlinear ordinary differential equation.
LI MENGRU, LI XUEMEI .
INVOLUTIV E SOLUTION FOR A HIERARCHY OF 4×4 AKNS EQUATION. Acta Mathematicae Applicatae Sinica, 1995, 18(4): 595-600 https://doi.org/10.12387/C1995073