Zélia da Rocha

2016
da Rocha Z.. On the second order differential equation satisfied by perturbed Chebyshev polynomials. J. Math. Anal.. 2016;7(1):53-69.
da Rocha Z.. A general method for deriving some semi-classical properties of perturbed second degree forms: the case of the Chebyshev form of second kind. J. Comput. Appl. Math.. 2016;296 :677-689.
2013
Maroni P., da Rocha Z.. Connection coefficients for orthogonal polynomials: symbolic computations, verifications and demonstrations in the Mathematica language, Numerical Algorithms, 63-3 (2013) 507-520. . Numerical Algorithms. 2013;63(3):507-520.
2012
Mesquita T., da Rocha Z.. Symbolic approach to the general cubic decomposition of polynomial sequences. Results for several orthogonal and symmetric cases. Opuscula Mathematica. 2012;32(4):675-687.
Mesquita TA, Rocha Z. Symbolic implementation of polynomial sequences cubic decomposition 2012.
2011
Maroni P., Mesquita T., da Rocha Z.. On the general cubic decomposition of polynomial sequences. Journal of Difference Equations and Applications. 2011;17(9):1303-1332.
2009
Santos B, da Rocha Z. Introdução ao Software MAXIMA 2009.
2008
Maroni P., da Rocha Z.. Connection coefficients between orthogonal polynomials and the canonical sequence: an approach based on symbolic computation. Numerical Algorithms. 2008;47(3):291-314.
2007
Loureiro AF, da Rocha Z. Working days on orthogonal polynomials, special functions integral transforms and applications 2007.
2006
Loureiro A., Maroni P., da Rocha Z.. The generalized Bochner condition about classical orthogonal polynomials revisited, Journal of Mathematical Analysis and Applications. Journal of Mathematical Analysis and Applications. 2006;322:645-667.
2004
Matos J., da Rocha Z.. Frobenius-Padé approximants for d-orthogonal series: Theory and computational aspects. Applied Numerical Mathematics. 2004;52:89-112.
2001
Maroni P., da Rocha Z.. A new characterization of classical forms. Communications in Applied Analysis. 2001;5(3):351-362.
1999
da Rocha Z.. Shohat-Favard and Chebyshev's methods in d-orthogonality. Numerical Algorithms. 1999;20:139-164.
da Rocha Z.. QD-algorithms and recurrence relations for biorthogonal polynomials. Journal of Computational and Applied Mathematics. 1999;107:53{72.
1992
da Rocha Z.. Implementation of the recurrence relations of biorthogonality. Numerical Algorithms. 1992;3:173-183.