Dimitrov, Dimitar Kolev [UNESP]Rafaeli, Fernando R.2014-05-202014-05-202009-12-01Journal of Computational and Applied Mathematics. Amsterdam: Elsevier B.V., v. 233, n. 3, p. 699-702, 2009.0377-0427http://hdl.handle.net/11449/21754Denote by X(nk)(alpha), k = 1, ..., n, the zeros of the Laguerre polynomial L(n)((alpha))(X). We establish monotonicity with respect to the parameter at of certain functions involving X(nk)(alpha). As a consequence we obtain sharp upper bounds for the largest zero of L(n)((alpha))(X). (C) 2009 Elsevier B.V. All rights reserved.699-702engZerosLaguerre polynomialMonotonicityArtigo10.1016/j.cam.2009.02.038WOS:000271346000015Acesso restrito1681267716971253