The classical solvability of diffraction problems. (Russian) Zbl 0165.11802
Tr. Mat. Inst. Steklova 92, 116-146 (1966); English translation in Proc. Mat. Inst. Steklova 92(1966), 132–166 (1968).
MSC:
35J25 | Boundary value problems for second-order elliptic equations |
35K20 | Initial-boundary value problems for second-order parabolic equations |
35D30 | Weak solutions to PDEs |