Integrable discretizations of the Dym equation
  Integrable discretizations of the complex and real Dym equations are proposed. N-soliton solutions for both semi-discrete and fully discrete analogues of the complex and real Dym equations are also presented. 
Bao-Feng Feng, Jun-ichi Inoguchi, Kenji Kajiwara, Ken-ichi Maruno and   Yasuhiro Ohta
nlin.SI math-ph math.MP