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Department of Mathematics

DEPARTMENTS

Engineering

Science

CENTRE

Shekhar Singh Negi

Assistant Professor

1-https://scholar.google.com/citations?user=G9s-aucAAAAJ&hl=en 2-https://www.researchgate.net/profile/Shekhar-Negi

PROFESSIONAL BACKGROUND
From(Date of Joining)ToDesignationOrganisationNature of Association
March 2025...Assistant ProfessorNorth Eastern Regional Institute of Science and Technology (NERIST)Regular
20202020Assistant Professor (ad hoc)Rajdhani College, University of Delhi
Raja Garden, Mahatma Gandhi Rd, New Delhi, Delhi 110015		 Ad hoc (temporary)
20232025Assistant ProfessorSRM University-AP
(Sri Ramaswamy Memorial)		Regular
Research & travel Grants
AwardInstituteYear
1- D. S. Kothari Postdoc Fellowship (didn't avail) -https://www.myscheme.gov.in/schemes/ddskpdfs


2-Full-Travel Grant for ICM-2026 (International Congress of Mathematicians-2026) - https://www.mathunion.org/icm/icm-2026		IISc, Bangalore (Host Institute)


Philadelphia, Pennsylvania, USA.		Didn't Avail

2026
EDUCATIONAL QUALIFICATION
DegreeSubjectUniversityYear
U.G.MathematicsUniversity of Delhi https://maths.du.ac.in/2011
P.G.MathematicsUniversity of Delhi https://maths.du.ac.in/2013
Ph.D.Applied MathematicsIndian Institute of Technology Mandi (IIT Mandi) - https://www.iitmandi.ac.in/2020
Postdoctoral FellowUmeå University, Sweden Umeå University, Sweden https://www.umu.se/en/2021-2023
ADMINISTRATIVE BACKGROUND
FromToDesignationOrganisation
Reviewer in Journals

Reviewer in Journals

  1. Mathematical Methods in the Applied Sciences SCI-E- https://onlinelibrary.wiley.com/journal/10991476
  2. Applied Mathematical Modelling (AMM) ----- SCI- https://www.sciencedirect.com/journal/applied-mathematical-modelling
  3. Analysis and Mathematical Physics (AMP) ----- SCI-E- https://link.springer.com/journal/13324
  4. Numerical Algorithm (NA) ----- SCI-E- https://link.springer.com/journal/11075
  5. Qualitative Theory of Dynamical Systems (QTDS) ----- SCI-E- https://link.springer.com/journal/12346
  6. AIMS Mathematics -----SCI-E- https://www.aimspress.com/journal/Math
  7. Symmetry ------SCI-E- https://www.mdpi.com/journal/symmetry
  8. International Journal of Creative Research Thoughts (IJCRT)- https://ijcrt.org/?gad_source=1&gclid=Cj0KCQjwzYLABhD4ARIsALySuCTK8BlWS9P0QMdWZzDeEj4ugEAyl-6Z5dnYd31WPjlKVeGE4VQxD_YaAtirEALw_wcB
  9. Applied and Computational Mathematics- https://www.sciencepublishinggroup.com/journal/147/home

Memberships in Professional Bodies
  1. International Society of Difference Equations (ISDE) http://www.isdeds.com/

TEACHING ENGAGEMENTS
TitleCourse CodeModuleSemester
M. TECH. THESIS SUPERVISED
Title of ProjectNames of Students
PH.DS SUPERVISING
TopicScholar NameStatus of PhDRegistration Year
1Makyem KeningOn Going2025
PARTICIPATION IN SHORT TERM COURSES
Course NameSponsored ByDate
COURSES OR CONFERENCES ORGANISED
Conference NameSponsored ByDate
BOOKS AUTHORED
PUBLICATIONS
  1. Negi, S.S. and Torra, V., 2024. A note on Sugeno exponential function with respect to distortion. Applied Mathematics and Computation, 470, p.128586. https://www.sciencedirect.com/science/article/pii/S0096300324000584
  2. Negi, S.S., Torra, V.-Delta-Choquet integral on time scales with applications- Chaos, Solitons Fractals,157, p.111969, (2022). https://www.sciencedirect.com/science/article/pii/S0960077922001795
  3. Said R. Grace, Negi, S.S., Abbas, S.- Oscillation theorems for second-order delay dynamic equation with super-linear neutral term, Applied Mathematics and Computation, 412, 126576, (2022). https://www.sciencedirect.com/science/article/pii/S0096300321006603
  4. Negi, S.S., V. Torra,-Existence and uniqueness of solutions of differential equations with respect to non-additive measures- Math. Methods Appl. Sci., 1-19 (2022). https://onlinelibrary.wiley.com/doi/full/10.1002/mma.8637
  5. Negi, S.S., Abbas, S., Malik, M.-A generalized delta derivative on time scale with applications- Math. Methods Appl. Sci., 43(15), 9046-9079, (2020). https://onlinelibrary.wiley.com/doi/full/10.1002/mma.6601
  6. Negi, S.S., Abbas, S., Malik, M. Oscillation for a nonlinear neutral dynamic equation on time scale with variable exponents- Math. Methods Appl. Sci., 42(12), 4146-4169, (2019). https://onlinelibrary.wiley.com/doi/full/10.1002/mma.5636
  7. Negi, S.S., Abbas, S., Malik, M., Xia. Y. H.-Oscillation Criteria of Special Type Second-Order Delayed Dynamic Equations on Time Scales- Math. Sci., 12(1), 25 -39, (2018). https://link.springer.com/article/10.1007/s40096-018-0241-9
  8. Negi, S.S., Abbas, S., Malik, M., Said R. Grace-Study for a new oscillation criteria of a p-laplacian dynamic equation on time scale- Rocky Mountain J. Math., 50(2), 659-670, (2020). https://projecteuclid.org/journals/rocky-mountain-journal-of-mathematics/volume-50/issue-2/New-oscillation-criteria-for-p-Laplacian-dynamic-equations-on-time/10.1216/rmj.2020.50.659.full
  9. Negi, S.S., Abbas, S., Malik, M.- Periodic solutions of the N-preys and M-predators model with variable rates on time scale order non-linear dynamic equation on time scales- Indian J. Pure Appl. Math., 51,945-967, (2020). https://link.springer.com/article/10.1007/s13226-020-0443-3
  10. Grace, Said R., Syed Abbas, and Negi, S.S. "Study of Oscillation Criteria of Odd-Order Differential Equations with Mixed Neutral Terms. Mathematica Slovaca, 73(5) (2023): 1231-1242. https://www.degruyterbrill.com/document/doi/10.1515/ms-2023-0091/pdf
  11. Negi, S.S., Abbas, S., Malik, M.-Oscillation Criteria of Singular Initial-Value Problem for Second Order Non-Linear Dynamic Equation on Time Scales- Nonauton. Dyn. Syst., 5(1), 102-112, (2018). https://www.degruyterbrill.com/document/doi/10.1515/msds-2018-0008/html?lang=en
  12. Abbas, S., Grace, S.R., Graef, J.R., Negi, S.S..-Oscillation of second-order non-canonical non-linear dynamic equations with a sub-linear neutral term- Differential Equations and Dynamical Systems, Differ. Equ.Dyn. Syst., 1-11, (2022). https://link.springer.com/article/10.1007/s12591-022-00592-0
  13. Negi, S.S., Abbas, S., Malik, M.-Oscillation Criteria of Second- Order Nonlinear Dynamic Equations with Integro Forcing Term on Time Scales- Bulletin of SUSU. MMCS., 10(1), 35-47, (2017). https://mmp.vestnik.susu.ru/article/en/429

International Conferences

  1. Oscillation Criteria for the Higher-order Nonlinear Dynamic Equation on Time Scales with Variable Coefficients- Negi, S. S., Abbas, S., Malik, M., International Congress of Mathematician, 2018. https://icm2018.webflow.io/home-english
  2. Conference on "International Conference on Differential Equations and Control Problems: Modelling, Analysis and Computations (ICDECP19)" organized by the School of Basic Sciences, IIT Mandi, India from June 17-19, 2018. https://www.iitmandi.ac.in/pdf/news/%20ICDECP23.pdf

Book Chapters

  1. Oscillation of the Class of Second Order Nonlinear Dynamic Equation on Time Scales with Variable Coefficients- Negi, S. S., Abbas, S., Malik, M., Mathematical Modelling and Computational Tools Publisher: Springer Singapore, 2020. DOI: 10.1007/978-981-15-3615-130 https://link.springer.com/chapter/10.1007/978-981-15-3615-1_30


Survey Papers

  1. Abbas, S., Negi, S. S., Grace, S.R., Agarwal, R.P., Wang, C.: Survey on Qualitative Theory of Dynamic Equations on Time Scale, Memoirs on Differential Equations and Mathematical Physics,84, pp.1-67, (2021). https://www.emis.de/journals/MDEMP/vol84/vol84-1.pdf

Workshops

  1. Workshop on "Science Academies Lecture Workshop on Essence of Partial Differential Equation" organized by the School of Basic Sciences, IIT Mandi, India from April 02-04, 2018.
  2. Advanced Level Training program on "Advanced Mathematics for Researchers in Engineering Field" organized by the School of Basic Sciences, IIT Mandi, India from March 24-28, 2017.
  3. National Level Training program on Differential Equations with Applications in Engineering" organized by the School of Basic Sciences, IIT Mandi, India from July 01-08, 2016.
  4. Workshop on “Controllability of Heat and Wave equations" organized by the School of Basic Sciences, IIT Mandi, India, November 16-20, 2015.