Dr. Pooja Punyani

Assistant Professor

Interest Area(s)

  • Number Theory
  • Machine learning– Deep fakes. 

Dr. Pooja Punyani is a mathematician, researcher, and educator with over six years of experience in higher education. She earned her Ph.D. in Mathematics from IIT Delhi, specializing in Number Theory, with a focus on the Frobenius problem and numerical semigroups. Her research spans pure mathematics, machine learning applications, and educational innovation, resulting in publications in reputed international journals and conferences. 

As an educator, Dr. Punyani believes in fostering analytical thinking, mathematical curiosity, and research-oriented learning. She has taught a wide range of undergraduate and postgraduate courses at institutions including the University of Delhi, IIT Delhi, BIT Mesra, and The NorthCap University. Beyond the classroom, she actively mentors students, organizes international academic events, and promotes STEM outreach and community engagement, inspiring learners to connect mathematical theory with real-world challenges. 

  • Ph.D. Mathematics
  • Assistant Professor Guest Faculty Department of Mathematics, Deen Dyal Upadhyay College, University of Delhi, Jan 2026 – April 2026 
  • Visiting faculty Department of management, Birla Institute of Technology (BIT), Mesra, Jan2026 online – Present. 
  • Assistant Professor Department of Applied Sciences, The North Cap University, Gurugram Aug 2021 – December 2024.  
  • Visiting Faculty-Asian University for Women, Chittagong, Bangladesh-May’24- July 2024 
  • Assistant Professor- Guest Faculty Department of Mathematics, Faculty of Mathematical Sciences, University of Delhi. December 2021- August’2022
  • Academic Counsellor-IGNOU -Empanelled for courses in School of Sciences and School of Computer Sciences, IGNOU at regional center of Shivaji college, University of Delhi, from April 2023. 
  • Teaching Assistant Department of Mathematics, IIT Delhi 2013 – 2021  
  • Pooja Punyani and A. Tripathi, “On Changes in the Frobenius and Sylvester Numbers.” *Integers*, Vol. 18B, Article A8, 2018, 12 pages. Also accepted for proceedings of Integers Conference – Spanning Generations, USA (2016). 
  • T. Garg and Pooja Punyani, “A Survey on Applications of Sampling Operators in Image Processing”, *International Journal of Convergence in Healthcare*, Vol. 2, 2022, pp. 34-37. 
  • Takao Komatsu, Shanta Laishram, and Pooja Punyani, “p-Numerical Semigroups of Generalized Fibonacci Triples”, *Symmetry*, Vol. 15, Article 852, 2023, pp. 1–13. 
  • Pooja Punyani, R Chikkara, Raveena- Comparison of Different Machine Learning Algorithms for Deep Fake Detection-2023 International Conference on Communication, Security, IEEEexplore, 2023, pp.-58-63 – ieeexplore.ieee.org ● Pooja Punyani, R Chhikara, Raveena ‘’Exploring Deepfake Detection: A Comparative Study of CNN Models’’ International Conference on Intelligent System for Cybersecurity, IEEEexplore, 2023, pp 1-6 – ieeexplore.ieee.org 
  • Pooja Punyani, R Chikkara, Raveena, “MSFF-Net: A Deepfake Detection Network Based on Multi-Space Feature Fusion Technique,” Journal of Information Systems Engineering and Management,” 2025, pp1-17 
  • Pooja Punyani, R Chikkara, Raveena, “An Integrated Spatiotemporal Feature-Based Approach for Robust Deepfake Detection”, Springer nature, 2025 (Accepted) 
  • P Punyani, Chetna Tyagi, “Proceedings of Recent Trends in Recent Trends in Applied and Physical Sciences using Machine Learning Techniques ICRT-2023”, August 2023- ISBN No-9788196449308 

  • Presented research at prestigious international platforms including: -Integers Conference (USA, 2016) – Full CSIR travel grant recipient -Number Theory Down Under (Australia, 2017) – Awarded “Highly Recommended Student Talk” -CANT 2021 (USA) – Invited Speaker on Frobenius number characterizations 

  • Participated in 10+ national workshops and faculty development programs, including those organized by TIFR, HRI, NIT Warangal, and HBCSE, enhancing expertise in Real Analysis, Algebra, and Machine Learning in Applied Sciences.

  • Delivered 5+ invited talks on advanced mathematical topics and career guidance, including: -“Career Opportunities in Mathematics” – JDMC, University of Delhi (2023) -“Decimal Expansion of Primes” – IIT Roorkee (2016) -“On Changes in Frobenius and Sylvester Number” – LNMIIT Jaipur (2019) -“Vedic Mathematics” – Welham Boys School, Dehradun (2016) 

– Awarded Research Scholarship from National Board of Higher Mathematics (NBHM), Department of Atomic Energy, India (2013–2018).  

– Secured All India Rank top hundered in GATE Mathematics Examination . Examination .  

– College Topper in B.Sc. (Hons.) Mathematics at Daulat Ram College, University of Delhi.  

– Recipient of multiple inter-college awards for excellence in mathematical quizzes and presentations.  – Recipient of multiple inter-college awards for excellence in mathematical quizzes and presentations.   

  • P Punyani, Chetna Tyagi, “Proceedings of Recent Trends in Recent Trends in Applied and Physical Sciences using Machine Learning Techniques ICRT-2023”, August 2023- ISBN No-9788196449308