A class of fourth-order differential equations on a spatial net. (English. Russian original) Zbl 0891.34018
Dokl. Math. 52, No. 3, 433-435 (1995); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 345, No. 6, 730-732 (1995).
Reviewer: M.Möller (Regensburg)