International Journal of Mathematics and Mathematical Sciences
Volume 2003 (2003), Issue 5, Pages 305-313
doi:10.1155/S016117120301278X
Abstract
This paper concerns the biharmonic problem of Neumann type in a
sector V. We give a representation of the solution u of the
problem in a form of a series u=∑α∈ECα rα ϕα, and the functions ϕα are solutions of an auxiliary problem obtained by the separation of
variables.