Multidimensional Oscillations for Non-li
โ
A. ลada
๐
Article
๐
1996
๐
John Wiley and Sons
๐
English
โ 669 KB
Communicated by A. Piskorek The mixed-Neumann problem for the non-linear wave equation m ua(u)(la,u)12 -IVu12) =f.(z) is studied. The function f , ( z ) = ~, , , &( z , E -~& ( z ) , E ) , E E [0, 11, K is finite, &(z,&,E) are 2s-periodic with respect to 0,. The existence of solution u, on a domain