On the partial differential equation u[sub x]²u[sub xx]+2u[sub x]u[sub y]u[sub xy]+u[sub y]²u[sub yy]=0.
Series: Arkiv för matematik,; bd. 7, nr. 28
Publisher: Almqvist & Wiksell
Published: 1968
Place of publication: Stockholm
Language: eng
Number of pages: 425
Subjects: Differential equations, Partial.
Notes: Bibliography: p. 425.