Ling Zhengqiu

Publications in Math-Net.Ru

1. Uniqueness of solutions to a class of strongly degenerate parabolic equation
   
   Lobachevskii J. Math., 26 (2007),  79–90
2. Perturbation of solutions and perturbation of eigenvalues and eigenfunctions of second-order elliptic equations under perturbation of the boundary
   
   Dokl. Akad. Nauk SSSR, 157:4 (1964),  784–787
3. Asymptotic behaviour of solutions of the Cauchy problem when the limiting equation has a singularity
   
   Dokl. Akad. Nauk SSSR, 157:3 (1964),  522–525
4. Asymptotic behaviour of solutions of linear differential equations when perturbation of boundary combined with perturbation of operator
   
   Uspekhi Mat. Nauk, 19:5(119) (1964),  201–203
5. Perturbation of eigenvalues and eigenfunctions for a second-order differential equation under perturbation of the boundary
   
   Uspekhi Mat. Nauk, 18:4(112) (1963),  217–220