Integrable inhomogeneous Lakshmanan-Myrzakulov equation
  The integrable inhomogeneous extension of the Lakshmanan-Myrzakulov equation is constructed by using the prolongation structure theory. The corresponding L-equivalent counterpart is also given, which is the (2+1)-dimensional generalized NLSE. 
K.R. Esmakhanova, G.N. Nugmanova, Wei-Zhong Zhao, Ke Wu