International Journal of Mathematics and Mathematical Sciences
Volume 2004 (2004), Issue 29-32, Pages 1575-1579
doi:10.1155/S0161171204311361

A note on the spectra of tridiagonal matrices

C.M. da Fonseca and J. Petronilho

Departamento de Matemática, Universidade de Coimbra, Coimbra 3001-454, Portugal

Abstract

Using orthogonal polynomials, we give a different approach to some recent results on tridiagonal matrices.