Publications

Vidya Sagar, Ritumoni Sarma: Codes over the non-unital non-commutative ring E using simplicial complexes. IEEE Transactions on Information Theory, 70 (5), 3373-3384, (2024), DOI: 10.1109/TIT.2024.3374420 (click here)

Vidya Sagar, Ritumoni Sarma: Minimal and Optimal binary codes obtained using CD-construction over the non-unital ring I. Designs, Codes and Cryptography, 92, 145-157, (2024), DOI: 10.1007/s10623-023-01299-1 (click here)

Rong Luo, Zhengchun Zhou, Sihem Mesnager, Vidya Sagar, Haode Yan: On the Covering Radius of Two Classes of Binary Cyclic Codes. Designs, Codes and Cryptography, (2025), (accepted for publication)

Vidya Sagar, Ritumoni Sarma: Octanary linear codes using simplicial complexes. Cryptography and Communications, 15, 599-616, (2023), DOI: 10.1007/s12095-022-00617-z (click here)

Anuj Kumar Bhagat, Ritumoni Sarma, Vidya Sagar: Subfield codes of CD-codes over F_2[x]/<x^3-x>. Discrete Mathematics, 348(1), 114223, (2025), DOI: 10.1016/j.disc.2024.114223 (click here)

Vidya Sagar, Ritumoni Sarma: ACD codes over Z2R and the MacWilliams identities. Journal of Applied Mathematics and Computing, 69(1), 1221-1238, (2023), DOI: 10.1007/s12190-022-01784-1 (click here)

Vidya Sagar, Ritumoni Sarma: Certain binary minimal codes constructed using simplicial complexes. Advances in Mathematics of Communications, 18(2), 425-454, (2024), DOI: 10.3934/amc.2023044 (click here)

Vidya Sagar, Ankit Yadav, Ritumoni Sarma: Constacyclic codes over Z_2[ u ]/⟨u^2⟩ × Z_2[ u ]/⟨u^3⟩ and the MacWilliams identities. Applicable Algebra in Engineering, Communication and Computing, 36, 1295–1324, (2025), DOI: 10.1007/s00200-024-00662-6 (click here)

Ankit Yadav, Vidya Sagar, Ritumoni Sarma: ACD codes and Cyclic codes over $\mathbb{Z}_2\mathcal{R}_k$. Computational and Applied Mathematics, 44, 29 (2025), DOI: 10.1007/s40314-024-02984-0 (click here)

Anuj Kumar Bhagat, Vidya Sagar, Ritumoni Sarma: Binary subfield codes of codes over a certain chain ring. Advances in Mathematics of Communications, 19(4), 1176-1191, (2025), DOI: 10.3934/amc.2024048 (click here)

Hengfeng Liu, Chunming Tang, Cuiling Fan, Vidya Sagar: Explicit construction of codes correcting a single reverse-complement duplication of arbitrary length. Advances in Mathematics of Communications, 22, 175-184, (2026), DOI: 10.3934/amc.2026006 (click here)

Rajendra Kumar Sharma, Ritumoni Sarma, Neha Arora, Vidya Sagar: Multisecret-sharing scheme with two-level security and its applications in blockchain. IET Blockchain, 4(1), 30–42, (2024), DOI: 10.1049/blc2.12042 (click here)

Xiangrui Meng, Vidya Sagar, Ritumoni Sarma: Codes with low-dimensional hull. International Journal of Information and Coding Theory, 6(1), 71-86, (2022), DOI: 10.1504/IJICOT.2022.10050374 (click here)

Vidya Sagar, Shikha Patel, Shayan Srinivasa Garani: Decoding Algorithms for Two-dimensional Constacyclic Codes over GF(q), 2025, (click here)

Shukai Wang, Cuiling Fan, Vidya Sagar: Some problems on Singer Difference Sets, 2025

Ritumoni Sarma, Department of Mathematics, IIT Delhi, India.

Xiangrui Meng, Chern Institute of Mathematics and LPMC, Nankai University, China.

Rajendra Kumar Sharma, Department of Mathematics, IIT Delhi, India.

Neha Arora, Department of Mathematics, IIT Delhi, India.

Anuj Kumar Bhagat, Department of Mathematics, IIT Delhi, India.

Ankit Yadav, Department of Mathematics, IIT Delhi, India.

Shikha Patel, Department of Mathematics, IIIT Bhopal‬, India.

Shayan Srinivasa Garani, Department of Electronic Systems Engineering, IISc Bangalore, India.

Ashutosh Singh, Department of Mathematics, IIT Patna.

Hengfeng Liu, School of Mathematics, Southwest Jiaotong University, China.

Chunming Tang, School of Mathematics, Southwest Jiaotong University, China.

Cuiling Fan, School of Mathematics, Southwest Jiaotong University, China.

Rong Luo, School of Mathematics, Southwest Jiaotong University, China.

Zhengchun Zhou, School of Mathematics, Southwest Jiaotong University, China.

Sihem Mesnager, Department of Mathematics, University of Paris VIII, France.

Haode Yan, School of Science, Harbin Institute of Technology, Shenzhen, China.