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.