Differential Equations & Applications · Volume 2, Issue 4 On an eighth order overdetermined elliptic boundary value problem 02-33 Pages 553-567 DOI 10.7153/dea-02-33 Downloads Short PDF Full PDF PNG Authors Sulbha Goyal Vinod Goyal Keywords overdetermined elliptic problems 4-harmonic operator Green identities subharmonic functions integral dual biharmonic functions triharmonic functions 4-harmonic functions Subject classes 35J25 35P15 35B50
