Skip to main content
Log in

Linear codes associated to determinantal varieties in the space of hermitian matrices

  • Published:
Designs, Codes and Cryptography Aims and scope Submit manuscript

Abstract

We introduce a new class of linear codes over a finite field associated to determinantal varieties in the space of hermitian matrices and determine their length, dimension and minimum distance along with the weight spectrum.

This is a preview of subscription content, log in via an institution to check access.

Access this article

Price excludes VAT (USA)
Tax calculation will be finalised during checkout.

Instant access to the full article PDF.

Similar content being viewed by others

References

  1. Beelen P., Singh P.: Linear codes associated to skew-symmetric determinantal varieties. Finite Fields Appl. 58, 32–45 (2019).

    Article  MathSciNet  Google Scholar 

  2. Beelen P., Ghorpade S.R., Hohøldt T.: Affine Grassmann codes. IEEE Trans. Inform. Theory 56(7), 3166–3176 (2010).

    Article  MathSciNet  Google Scholar 

  3. Beelen P., Ghorpade S.R., Hasan S.U.: Linear codes associated to determinantal varieties. Discrete Math. 338(8), 1493–1500 (2015).

    Article  MathSciNet  Google Scholar 

  4. Beelen P., Johnsen T., Singh P.: Linear codes associated to symmetric determinantal varieties: even rank case. Finite Fields Appl. 91, 102240 (2023). https://doi.org/10.1016/j.ffa.2023.102240.

    Article  MathSciNet  Google Scholar 

  5. Bose R.C., Chakravarti I.M.: Hermitian varieties in a finite projective space \(PG(N, q^2)\). Canad. J. Math. 18, 1161–1182 (1966).

    Article  Google Scholar 

  6. Carlitz L., Hodges J.H.: Representations by Hermitian forms in a finite field. Duke Math. J. 22(3), 393–405 (1955).

    Article  MathSciNet  Google Scholar 

  7. Cossidente A., Siciliano A.: On the geometry of Hermitian matrices of order three over finite fields. European J. Combin. 22(8), 1047–1058 (2001).

    Article  MathSciNet  Google Scholar 

  8. Ghorpade S.R., Tsfasman M.A.: Schubert varieties, linear codes and enumerative combinatorics. Finite Fields Appl. 11(4), 684–699 (2005).

    Article  MathSciNet  Google Scholar 

  9. Giuzzi L.: Hermitian varieties over finite fields, Ph.D. thesis, University of Sussex, (2000).

  10. González F.P., Laboy D.R.: Affine hermitian Grassmann codes, arXiv, (2021). https://doi.org/10.48550/ARXIV.2110.08964.

  11. Gow R., Lavrauw M., Sheekey J., Vanhove F.: Constant rank-distance sets of Hermitian matrices and partial spreads in Hermitian polar spaces. Electron. J. Combin. 21(1), Paper 1.26 (2014). https://doi.org/10.37236/3534.

  12. Harris J.: Algebraic Geometry: A First Course. Springer, New York (1992).

    Book  Google Scholar 

  13. Harris J., Tu L.W.: On symmetric and skew-symmetric determinantal varieties. Topology 23(1), 71–84 (1984).

    Article  MathSciNet  Google Scholar 

  14. Hirschfeld J.W.P., Thas J.A.: General Galois Geometries. Springer, London (2016).

    Book  Google Scholar 

  15. Jòzefiak T., Lascoux A., Pragacz P.: Classes of determinantal varieties associated with symmetric and skew-symmetric matrices. Izv. Akad. Nauk SSSR Ser. Mat. 45(3), 662–673 (1981).

    MathSciNet  Google Scholar 

  16. MacWilliams F.J., Sloane N.J.A.: The Theory of Error-Correcting Codes. North-Holland, Amsterdam (1977).

  17. Nogin D.Yu.: Codes associated to Grassmannians. In Arithmetic, Geometry and Coding Theory (Luminy, 1993), pp. 145–154. Walter de Gruyter, Berlin (1996).

  18. Pepe V.: Desarguesian and Unitary complete partial ovoids. J. Algebraic Combin. 37, 503–522 (2013).

  19. Rodier F.: Codes from flag varieties over a finite field. J. Pure Appl. Algebra 178(2), 203–214 (2003).

  20. Stichtenoth H.: On the dimension of subfield subcodes. IEEE Trans. Inform. Theory 36(1), 90–93 (1990).

  21. Tsfasman M., Vlădut, S., Nogin D.: Algebraic Geometric Codes: Basic Notions, Mathematical Surveys and Monographs, vol. 139. American Mathematical Society, Providence, RI (2007).

Download references

Acknowledgements

The authors are thankful to the Editor and the referees for their constructive and insightful comments which are helpful in improving this work.

Author information

Authors and Affiliations

Authors

Corresponding author

Correspondence to Ritesh Kumar Pathak.

Additional information

Communicated by G. Lunardon.

Publisher's Note

Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.

Rights and permissions

Springer Nature or its licensor (e.g. a society or other partner) holds exclusive rights to this article under a publishing agreement with the author(s) or other rightsholder(s); author self-archiving of the accepted manuscript version of this article is solely governed by the terms of such publishing agreement and applicable law.

Reprints and permissions

About this article

Check for updates. Verify currency and authenticity via CrossMark

Cite this article

Singh, K., Pathak, R.K. & Singh, S.K. Linear codes associated to determinantal varieties in the space of hermitian matrices. Des. Codes Cryptogr. (2024). https://doi.org/10.1007/s10623-024-01360-7

Download citation

  • Received:

  • Revised:

  • Accepted:

  • Published:

  • DOI: https://doi.org/10.1007/s10623-024-01360-7

Keywords

Mathematics Subject Classification

Navigation