Almenar, Pedro; Jódar Sánchez, Lucas Antonio(MDPI AG, 2021-11)
[EN] This paper provides a method to bound and calculate any eigenvalues and eigenfunctions of n-th order boundary value problems with sign-regular kernels subject to two-point boundary conditions. The method is based on ...
Almenar, Pedro; Jódar Sánchez, Lucas Antonio(Springer (Biomed Central Ltd.), 2021-10-14)
[EN] The purpose of this paper is to present a procedure for the estimation of the smallest eigenvalues and their associated eigenfunctions of nth order linear boundary value problems with homogeneous boundary conditions ...