Orbits and incidence matrices for points, planes and lines regarding the twisted cubic in PG(3, q), q= 2, 3, 4; electronic preprint, arXiv:2604.14628 [math.CO], 30 pages, 30 references. April 2026. https://doi.org/10.48550/arXiv.2604.14628
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Further Results on Orbits and Incidence Matrices for the Class O_6 of Lines External to the Twisted Cubic in PG(3,q), Mediterranean Journal of Mathematics, vol. 22, no. 5, Article 129, 25 pages (2025).
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New bounds for covering codes of radius 3 and codimension 3t+1. Advances in Mathematics of Communications. 14 pages, doi: 10.3934/amc.2023042
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Incidence matrices for the class O_6 of lines external to the twisted cubic in PG(3,q), Journal of Geometry, 2023, vol. 114, no. 2, article number 21, https://doi.org/10.1007/s00022-023-00678-2
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Orbits of the class O_6 of lines external to the twisted cubic in PG(3, q), Mediterranean Journal of Mathematics, vol. 20, No. 3, article number 160 (2023) , https://doi.org/10.1007/s00009-023-02349-7
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Orbits of lines for a twisted cubic in PG(3,q). Mediterranean Journal of Mathematics. vol. 20, No. 3, article number 132 (2023), https://doi.org/10.1007/s00009-023-02279-4
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Upper bounds on the length function for covering codes with covering radius R and codimension tR+1, Advances in Mathematics of Communications, vol. 17, No. 1, February 2023, pp. 98-18, doi: 10.3934/amc.2021074
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On the weight distribution of the cosets of MDS codes, Advances in Mathematics of Communications, Vol. 17, No. 5, October 2023, pp. 1115-1138, doi: 10.3934/amc.2021042
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Orbits of the class O_6 of lines external with respect to the twisted cubic in PG(3,q), electronic preprint, arXiv:2209.04910 [math.CO], [math.AG], 27 pages, 23 references. September 2022
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Incidence matrices for the class O_6 of lines external to the twisted cubic in PG(3,q), electronic preprint, arXiv:2210.12821 [math.CO], 27 pages, 32 references, 11 tables. October 2022
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Twisted cubic and plane-line incidence matrix in PG(3,q), Journal of Geometry, 2022, vol. 113, no. 2, article 29, https://doi.org/10.1007/s00022-022-00644-4, 29 pages
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Upper bounds on the length function for covering codes with covering radius R and codimension tR+1, electronic preprint, arXiv:2108.13609v2 [cs.IT], 31 pages, 55 references, 1 table, 1 fig., November 2021
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On Cosets Weight Distribution of Doubly-Extended Reed-Solomon Codes of Codimension 4, IEEE Transactions on Information Theory, vol.: 67 (8), Aug. 2021, pp. 5088 - 5096
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Twisted cubic and point-line incidence matrix in PG(3,q), Designs, Codes and Cryptography (2021), 23 pages
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Twisted cubic and point-line incidence matrix in PG(3,q), electronic preprint, arXiv:2104.12254v2 [math.CO], 30 pages, 28 references, 5 tables, July 2021
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