[PDF] Top 20 Aplicación de metodologías emergentes para contribuir con la calidad del software

... Let A be an n-dimensional matrix and let Λ(A) denotes the set of all the eigenvalues of the matrix A. Let kAk denotes the matrix-norm of the matrix A induced by an inner product space h·, ·i. The computation of the ... See full document

... approximating structured singular values for the delay eigenvalue and polynomial eigenvalue problems is ...the structured singular value of a matrix subject to general pure ... See full document

... In Section 2 analytical results are presented. Here, we formulate the existence and uniqueness results for the solutions of the boundary value problem 1.6a-1.6b and study the dependance of the solution on the parameter ... See full document

... In this paper we present and test a numerical method for computing eigen- values of 4th order Sturm-Liouville (SL) differential operators on finite inter- vals with regular boundary ... See full document

... is given with different versions in the Riemann–Liouville and Caputo sense. Also, we ob- tain the representation of solutions for S–L problems by the Laplace transform and find analytical solutions of the ... See full document

... In [–], the authors defined fractional Sturm-Liouville operators (FSLOs) in different types of fractional operators. Klimek and Agrawal [] introduced two types of FSLOs, in- cluding the composition of ... See full document

... spectral problems for differential opera- tors on geometrical ...classical Sturm-Liouville operator on the interval has been studied comprehensively in the papers [3] - ...for Sturm- ... See full document

... fuzzy Sturm-Liouville equation is defined and the eigenvalues and the eigenfunctions of the Sturm-Liouville fuzzy boundary value problem are examined by using Hukuhara ...the ... See full document

... interval [a, b], with boundary conditions of general form. But, he demands the condi- tion, q Î L l [a, b]. Atkinson and Harris found asymptotic formulae for the eigenvalues of spectral problems associated with ... See full document

... In the remaining part we apply this theory to Sturm- Liouville problem and Dirac systems, studying mainly oscillation theory and absolute continuity of the spectrum. Most of the results can be found in the ... See full document

... the Sturm-Liouville operator with Coulomb ...of problems provides us with finding energy levels of not only hydrogen atom but also single valance electron atoms such as ... See full document

... the Sturm-Liouville boundary value problems (for short BVPs) have received a lot of ...for Sturm-Liouville BVPs and verify the exis- tence of the critical points for the Euler ... See full document

... Problems of the classical calculus of variations with integrand depending on fractional derivatives instead of ordinary derivatives are first introduced by Agrawal [] in . Then he extended his result for ... See full document

... The arrangement of this paper is as follows: Sect. 2 is devoted to the existence of non- real eigenvalues for the nonlocal indefinite Sturm–Liouville equation (1.1) associated with self-adjoint separated ... See full document

... Theorem . (Generalized Lyapunov type inequality) Assume that α, β, γ , δ > , p( · ) : [, ] → (, +∞), and let (t) : [, ] → R be a nontrivial Lebesgue integrable function, f (u) is a positive function on R . ... See full document

... 1 / λ as λ → ∞ for smooth q t ( ) . There is also a vast amount of literature dealing with asymptotic estimates of eigenvalues for standard Sturm-Liouville problems with regular endpoints ... See full document

... vector Sturm-Liouville problems, where coeffi- cients of the difference equation are complex numbers and the strongly coupled bound- ary conditions are ... See full document

... eigenvalue problems are abundant in scientific and engineering ...these problems possess a symmetry structure which results in the Sturm-Liouville oper- ator to be commutative with the parity ... See full document

... eigenvalue problems for real-symmetric, banded matrices with bandwidth 2n 1 are equivalent to eigenvalue problems for self-adjoint Sturm-Liouville difference equations of order 2n with ... See full document

... with Sturm-Liouville problems were investigated in ...with Sturm-Liouville problems in ...discontinuous Sturm-Liouville problem which had transmission conditions at ... See full document