... other hand, boundary-value problems with integral boundary conditionsconstitute a very interesting and important class of problems. They include two, three,multipoint and nonlocal boundary-value ... Webb, G. Infante, and D. Franco, Positive solutions of nonlinear fourth-order boundary-valueproblems with local and non-local boundary conditions,” Proceedings of the Royal Society of Edinburgh,vol. ... distribution, and reproduction in any medium, provided the original work is properly cited.By using the fixed point theory for completely continuous operator, this paper investigates theexistence of positive...