Research Article

$d$-Orthogonality of $q$-Sheffer Polynomials

Number: Advanced Online Publication February 2, 2026

$d$-Orthogonality of $q$-Sheffer Polynomials

Abstract

In this paper, we find necessary and sufficient conditions for $q$-Sheffer polynomials to be $d$-orthogonal. Moreover, an example is presented and with the help of this example, we rediscover some known $d$-orthogonal polynomial sets.

Keywords

References

  1. Aptekarev, A. I. (1998). Multiple orthogonal polynomials. Journal of Computational and Applied Mathematics, 99:423–447.
  2. Aptekarev, A. I., Branquinho, A., and Van Assche, W. (2003). Multiple orthogonal polynomials for classical weights. Transactions of the American Mathematical Society, 355:3887–3914.
  3. Aptekarev, A. I., Marcellán, F., and Rocha, I. A. (1997). Semi classical multiple orthogonal polynomials and the properties of Jacobi-Bessel polynomials. Journal of Approximation Theory, 90:117–146.
  4. Arvesú, J., Coussement, J., and Van Assche, W. (2003). Some discrete multiple orthogonal polynomials. Journal of Computational and Applied Mathematics, 153:19–45.
  5. Ben Cheikh, Y. and Ben Romdhane, N. (2011). On $d$-symmetric classical $d$-orthogonal polynomials. Journal of Computational and Applied Mathematics, 236:85–93.
  6. Ben Cheikh, Y. and Ben Romdhane, N. (2014). $d$-symmetric $d$-orthogonal polynomials of Brenke type. Journal of Mathematical Analysis and Applications, 416:735–747.
  7. Ben Cheikh, Y. and Douak, K. (2000). On the classical $d$-orthogonal polynomials defined by certain generating functions i. Bulletin of the Belgian Mathematical Society, 7:107–124.
  8. Ben Cheikh, Y. and Douak, K. (2001). On the classical $d$-orthogonal polynomials defined by certain generating functions ii. Bulletin of the Belgian Mathematical Society, 8:591–605.

Details

Primary Language

English

Subjects

Mathematical Methods and Special Functions

Journal Section

Research Article

Early Pub Date

February 2, 2026

Publication Date

February 2, 2026

Submission Date

February 28, 2025

Acceptance Date

December 24, 2025

Published in Issue

Year 2026 Number: Advanced Online Publication

APA
Varma, S., & Göçmez, E. E. (2026). $d$-Orthogonality of $q$-Sheffer Polynomials. Communications Faculty of Sciences University of Ankara Series A1 Mathematics and Statistics, Advanced Online Publication, 1-8. https://doi.org/10.31801/cfsuasmas.1648887
AMA
1.Varma S, Göçmez EE. $d$-Orthogonality of $q$-Sheffer Polynomials. Commun. Fac. Sci. Univ. Ank. Ser. A1 Math. Stat. 2026;(Advanced Online Publication):1-8. doi:10.31801/cfsuasmas.1648887
Chicago
Varma, Serhan, and Eylül Emine Göçmez. 2026. “$d$-Orthogonality of $q$-Sheffer Polynomials”. Communications Faculty of Sciences University of Ankara Series A1 Mathematics and Statistics, no. Advanced Online Publication: 1-8. https://doi.org/10.31801/cfsuasmas.1648887.
EndNote
Varma S, Göçmez EE (February 1, 2026) $d$-Orthogonality of $q$-Sheffer Polynomials. Communications Faculty of Sciences University of Ankara Series A1 Mathematics and Statistics Advanced Online Publication 1–8.
IEEE
[1]S. Varma and E. E. Göçmez, “$d$-Orthogonality of $q$-Sheffer Polynomials”, Commun. Fac. Sci. Univ. Ank. Ser. A1 Math. Stat., no. Advanced Online Publication, pp. 1–8, Feb. 2026, doi: 10.31801/cfsuasmas.1648887.
ISNAD
Varma, Serhan - Göçmez, Eylül Emine. “$d$-Orthogonality of $q$-Sheffer Polynomials”. Communications Faculty of Sciences University of Ankara Series A1 Mathematics and Statistics. Advanced Online Publication (February 1, 2026): 1-8. https://doi.org/10.31801/cfsuasmas.1648887.
JAMA
1.Varma S, Göçmez EE. $d$-Orthogonality of $q$-Sheffer Polynomials. Commun. Fac. Sci. Univ. Ank. Ser. A1 Math. Stat. 2026;:1–8.
MLA
Varma, Serhan, and Eylül Emine Göçmez. “$d$-Orthogonality of $q$-Sheffer Polynomials”. Communications Faculty of Sciences University of Ankara Series A1 Mathematics and Statistics, no. Advanced Online Publication, Feb. 2026, pp. 1-8, doi:10.31801/cfsuasmas.1648887.
Vancouver
1.Serhan Varma, Eylül Emine Göçmez. $d$-Orthogonality of $q$-Sheffer Polynomials. Commun. Fac. Sci. Univ. Ank. Ser. A1 Math. Stat. 2026 Feb. 1;(Advanced Online Publication):1-8. doi:10.31801/cfsuasmas.1648887