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<title>Publications | Dr. Anand Kumar Tiwari</title>
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<strong>Anand K. Tiwari (Associate Professor)</strong><br>
Indian Institute of Information Technology Allahabad <br>
Prayagraj, Uttar Pradesh
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<h2>Publications</h2>
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○ Y. Singh, A. K. Tiwari, S. Kushwaha, Hamiltonicity of doubly semi-equivelar maps on the torus, An. Ştiinţ. Univ. ``Ovidius'' Constanţa Ser. Mat., Accepted.
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○ Y. Singh, A. Singh, A. K. Tiwari, On the Hosoya Polynomial of Joined Union Graph: Theory and Code, Nat. Acad. Sci.
Lett. <a href="https://link.springer.com/article/10.1007/s40009-025-01917-7">Link</a>
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○ A. Singh, Y. Singh, A. K. Tiwari, S. Pirzada: On the Aα matrix over finite metacyclic groups, Proc. Natl. Acad. Sci.
India Sect. A Phys. Sci. <a href="https://link.springer.com/article/10.1007/s40010-025-00933-y">Link</a>
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○ Y. Singh, A. K. Tiwari, M. S. Pandey, F. Ali: Power graphs over gyrogroups, Asian Eur. J. Math.
<a href="https://www.worldscientific.com/doi/epdf/10.1142/S1793557125400121">Link</a>
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○ Y. Singh, A. K. Tiwari: Enumeration of doubly semi-equivelar maps on Klein bottle, Indian J. Pure Appl. Math. 56(2), 2025, 571-594.
<a href="https://link.springer.com/article/10.1007/s13226-023-00503-1">Link</a>
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○ A. K. Tiwari, Y. Singh, A. Tripathi: 2-semi equivelar maps on torus & Klein bottle, Commun. Comb. Optim., 10(4), 2025, 877-904.
<a href="http://comb-opt.azaruniv.ac.ir/article_14707.html">Link</a>
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○ Y. Singh, A. K. Tiwari: Doubly semi-equivelar maps on plane and torus, AKCE Int. J. Graphs Comb., 19(3), 2022, 296-310.
<a href="https://doi.org/10.1080/09728600.2022.2146549">Link</a>
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○ A. K. Tiwari, A. K. Tripathi: Almost semi-equivelar maps on torus and Klein bottle. Int. J. Math. Comb. 4(2021), 34-40.
<a href="http://fs.unm.edu/IJMC/">Link</a>
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○ A. K. Tiwari, A. Tripathi, Y. Singh, P. Gupta: Doubly semi-equivelar maps on the torus and Klein bottle, J. Math. 2020.
<a href="https://doi.org/10.1155/2020/5674172">Link</a>
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○ A. K. Tiwari, A. K. Upadhyay: Semi-equivelar maps on the torus and Klein bottle, Math. Slovaca 67(2), 2017, 1-14.
<a href="https://doi.org/10.1515/ms-2016-0286">Link</a>
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○ A. K. Tiwari, A. K. Upadhyay: Semi-equivelar maps on the surface of Euler characteristic -1,
Note Mat. 37(2), 2017, 91-102.
<a href="https://doi.org/10.1285/i15900932v37n2p91">Link</a>
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○ A. K. Upadhyay, A. K. Tiwari, D. Maity: Semi-equivelar Maps, Contrib. Algebra Geom. 55(1), 2012, 229-242.
<a href="https://doi.org/10.1007/s13366-012-0130-6">Link</a>
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○ F. H. Lutz, T. Sulanke, A. K. Tiwari, A. K. Upadhyay: Equivelar & d-covered triangulations of surfaces I, Graphs Comb., Accepted.
<a href="pdf/equivelar and d-covered triangulations.pdf">Link</a>
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Contact: Office No. 5257 (CC-III), Dept. of Applied Sciences <br>
Email: anand[AT]iiita.ac.in | Phone: 0532-292-2442 | Mobile: +91-8332095520
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