Non-trivial solutions for nonlinear fourth-order elastic beam equations - Bonanno, Gabriele; Di Bella, Beatrice; O’Regan, Donal (Computers & mathematics with applications (1987), 2011)
Keywords: Boundary value problems; Critical points; Elastic beams; Fourth-order equations; Mathematical analysis; Mathematical models; Nonlinearity; Theorems; Fourth-order equations; Critical points