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Dr. Surya Giri

Assistant Professor

School of Basic and Applied Science

Dr. Surya Giri joined as an Assistant Professor of Mathematics in February 2025 at Lingaya’s Vidyapeeth, Faridabad, Haryana. Prior to this, he worked as an Assistant Professor (Guest Faculty) at Delhi Technological University, New Delhi, from 1st August 2024 to 14th February 2025. During his Ph.D. period, from 20th Jan 2020 to 31st Jul 2024, he was also assigned a teaching load of 6–8 hours per week, which contributed to his proficiency in teaching. He has published six SCIE and one ESCI research papers in reputed international journals in the field of Geometric Function Theory. He has also participated in and presented his research at international conferences. Additionally, he actively participates in workshops and faculty development programs (FDPs).

Education:

  • Ph.D. (2024)

Institution:

  • Delhi Technological University, New Delhi

Research Area:

  • Geometric Function Theory

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  • Qualified NET with JRF (DEC 2018) with AIR 167
  • Qualified NET with JRF (June 2019) with AIR 75
  • Qualified GATE in Mathematics in 2019 with AIR 108

Research papers (Published & Communicated)

  1. Surya Giri and S. S. Kumar, Hermitian-Toeplitz determinants for certain univalent functions, Anal. Math. Phys. 13 (2023), no. 2, Paper No. 37, 19 pp. (SCIE (Q1))
  2. Surya Giri and S. S. Kumar, Toeplitz determinants for a class of holomorphic mappings in higher dimensions, Complex Anal. Oper. Theory 17 (2023), no. 6, Paper No. 86, 16 pp. (SCIE, Q2).
  3. Surya Giri and S. S. Kumar, Toeplitz determinants for a subclass of quasi convex mappings in higher dimensions, J. Anal. 32 (2024), no.~4, 2099-2112 (ESCI, Q3).
  4. Surya Giri and S. S. Kumar, Sharp bounds of fifth coefficient and Hermitian-Toeplitz determinants for Sakaguchi classes, Bull. Korean Math. Soc. 61 (2024), no.~2, 317—333 (SCIE, Q3).
  5. Surya Giri and S. S. Kumar, Toeplitz determinants in one and higher dimensions, Acta Math. Sci. Ser. B (Engl. Ed.) 44 (2024), no.~5, 1931—1944 (SCIE, Q2).
  6. Surya Giri and S. S. Kumar, Coefficient Functional and Bohr-Rogosinski Phenomenon for Analytic functions involving Semigroup Generators, Rocky Mountain Journal of Mathematics (2024) (Accepted, SCIE, Q2).
  7. Surya Giri, Second Toeplitz Determinants for Starlike Mappings in One and Higher Dimensions, Anal. Math. Phys. (2025) (Accepted, SCIE, Q1).
  8. Surya Giri and S. Kumar, Toeplitz determinants of Logarithmic coefficients for Starlike and Convex functions, Bull. Des. Sci. Math. (2025) (Minor Revision submitted, SCIE, Q1).
  9. Surya Giri and S. S. Kumar, Toeplitz determinants on bounded starlike circular domain in ArXiv preprint arXiv: 2211.14532 (2022).
  10. Surya Giri and S. S. Kumar, Radius and Convolution problems of analytic functions involving Semigroup Generators, ArXiv preprint arXiv:2205.10777 (2022).
  11. Surya Giri and S. Kumar, Fifth Coefficient Estimate for Certain Starlike Functions, ArXiv preprint arXiv:2201.05803 (2022).
  12. Surya Giri and S. S. Kumar, Starlike Functions Associated with a Non-Convex Domain, ArXiv preprint arXiv:2412.04819(2024).
  13. Surya Giri, Toeplitz Determinants for Inverse Functions and their Logarithmic Coefficients Associated with Ma-Minda Classes,arXiv preprint arXiv:2505.10891(2025).

 

  • Google scholar link: https://scholar.google.com/citations?user=ZmzsU4gAAAAJ&hl=en
  • Research Gate Link: https://www.researchgate.net/profile/Surya-Giri-3?ev=hdr_xprf

Conferences:

  • Presented a paper entitled ‘Certain Geometrical Properties of Semigroup Generators’ in International Virtual Conference on ‘Recent Trends in Applied Mathematics (ICRTAM – 2022)’ organized by Department of Science and Humanities (Mathematics), Sri Ramakrishna Institute of Technology, Pachapalayam, Coimbatore held on 7th October, 2022.
  • Presented a paper entitled ‘Hermitian-Toeplitz determinants for certain univalent functions’ in the International Conference on ‘Evolution in Pure and Applied Mathematics’ organized by Department of Mathematics, Akal University, Talwandi Sabo, Bathinda, Punjab (India) during November 16-18, 2022.
  • Presented a paper entitled ‘Toeplitz Determinants for a Subclass of Quasi Convex Mappings in Higher Dimensions’ in the International Conference on ‘Mathematical Analysis and Applications’ organized by Department of Mathematics, National Institute of Technology, Tiruchirappalli, Tamil Nadu, INDIA during December 15-17, 2022.
  • Participated in International Conference on ‘Emerging Trends in Pure and Applied Mathematics’ organized by Department of Applied Science, School of Engineering in association with Department of Mathematical Sciences, School of Sciences, Tezpur University, Napaam, Sonitpur, Assam held on March 12-13, 2022.

Workshops and FDPs 

  • Participated in the 2 days hands-on workshop on ‘Maple 2022 & its applications’ organized by Binary Semantics Ltd. at the Department of Applied Mathematics, DTU on May 26-27, 2022.
  • Participated in the One-week Training Program on ‘Maple, SPSS and Statcraft’ conducted from 12th to 16th February 2024 organized at Delhi Technological University.
  • Successfully completed one week Faculty Development Program on Applied Mathematics in Interdisciplinary Research: Theory and Computation from 8th to 12th April 2025 organized by Department of Applied Mathematics, University School of Vocational Studies and Applied Sciences, Gautam Buddha University, Greater Noida, U.P. (India).
  • Participated in five days Faculty Development Program on Research Paper Writing & Publishing in High-Impact Journals from 18th to 22nd March 2025 jointly organized by IQAC cell, R & D cell and Institute’s Innovation Council, Lingaya’s Vidyapeeth, Faridabad, Haryana.

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