Ph.D. Seminars – Department of Mathematics

M.Phil./Ph.D. Seminars

2024

2023

2022

2021

2014-20

2024

Type	Date	Scholar	Supervisor(s)	Time	Venue	Title
Ph.D. Viva-Voce	December 23, 2024	Beenu Singh	Dr. Davinder Singh	11:00 a.m.	Research Scholar Room	Variants of Connectedness in Proximity and S-proximity Spaces
Pre Ph.D. Seminar	December 9, 2024	Krishan Pal	Dr. Amit Mittal	2:30 p.m.	Research Scholar Room
Pre Ph.D. Seminar	December 9, 2024	Sakshi Gupta	Prof. Manjari Srivastava	2:00 p.m.	Research Scholar Room
M.Phil. Viva-voce	December 6, 2024	Sunita	Dr. Amit Mittal	2:00 p.m.	Google Meet	Dynamics of a Test Particle in the Restricted Four-Body Problem
Ph.D. Viva-voce	December 3, 2024	Sunder Deep	Prof. S. K. Kaushik	2:30 p.m.	Research Scholar Room	Recovery Analysis of Sparse Signals Through Greedy Algorithms
Ph.D. Viva-voce	November 21, 2024	Avnish Kumar Sharma	Dr. Anuj Bishnoi & Dr. Sharwan Kumar Tiwari	3:30 p.m.	Google Meet	Existence of Pairs of Primitive and Normal Elements over Finite Fields
Ph.D. Viva-voce	November 5, 2024	Mamta Rani	Dr. Anupama Panigrahi & Dr. Sharwan K. Tiwari	11:30 a.m.	Google Meet	On the Generalized Class of Primitive and Normal Elements in Finite Fields
Ph.D. Viva-voce	October 29, 2024	Amit Sharma	Dr. Pratima Rai	12:00 p.m.	Google Meet	Adaptive Numerical Techniques for Singularly Perturbed Differential Equations with Delay
Ph.D. Viva-voce	September 17, 2024	Ashutosh Pandey	Dr. Mukund Madhav Mishra	4:00 p.m.	Google Meet	Boundary Value Problems on Certain H-type Groups
M.Phil. Viva-voce	September 09, 2024	Vimmy	Dr. Iffat Jahan	2:30 p.m.	Research Scholar Room	On Applications of Metatheorem in Fuzzy Algebra
Ph.D. Viva-voce	September 06, 2024	Sneha Mavi	Dr. Anuj Bishnoi	3:00 p.m.	Research Scholar Room	On Key and Abstract Key Polynomials
Ph.D. Viva-voce	September 02, 2024	Devender Kumar	Prof. Ruchi Das	11:00 a.m.	Google Meet	Dynamical Behaviour of Maps in Topological Dynamical Systems
Ph.D. Viva-voce	August 09, 2024	Satish Kumar	Dr. Santosh Kaushik	2:30 p.m.	Google Meet	Topological Approaches to Vector Variational Inequalities
M.Phil. Viva-voce	August 07, 2024	Manju Devi	Dr. Tarun Kumar Garg	11:15 a.m.	Google Meet	Wavelet Bases On Various Translation Sets
Ph.D. Viva-voce	August 06, 2024	Anu Aggarwal	Prof. Suruchi Singh	12:00 noon	Google Meet	Numerical Solution of Certain Partial Differential Equations Using Cubic Splines
Pre Ph.D. Seminar	August 05, 2024	Divya	Prof. Arvind Patel	12:00 noon	Research Scholar Room
Pre Ph.D. Seminar	August 05, 2024	Geeta	Prof. Anuradha Gupta	12:30 p.m.	Research Scholar Room
Pre Ph.D. Seminar	August 05, 2024	Monika	Dr. Sachin Kumar	1:00 p.m.	Research Scholar Room
Pre Ph.D. Seminar	August 05, 2024	Rahul Panchal	Prof. Arun Pal Singh	2:00 p.m.	Research Scholar Room
Pre Ph.D. Seminar	August 05, 2024	Virendra Kumar	Prof. Sushil Yadav	2:30 p.m.	Research Scholar Room
Pre Ph.D. Seminar	August 05, 2024	Daljeet Singh Bajaj	Prof. Gopal Datt	3:00 p.m.	Research Scholar Room
Pre Ph.D. Seminar	August 05, 2024	Prachi Gupta	Prof. Atul Gaur	3:30 p.m.	Research Scholar Room
M.Phil. Viva-voce	August 02, 2024	Monika Sharma	Dr. Ritu Kathuria	2:30 p.m.	Google Meet	Complex Symmetric Toeplitz Operators
Pre Ph.D. Seminar	June 12, 2024	Ram Prasad Yadav	Dr. Pratima Rai	1:30 p.m.	Research Scholar Room
Pre Ph.D. Seminar	June 12, 2024	Anjali Upadhaya	Dr. Surendra Kumar	2:00 p.m.	Research Scholar Room
M.Phil. Viva-voce	June 10, 2024	Rupleen Kaur Ahuja	Dr. Manjari Srivastava	3:00 p.m.	Google Meet	Set optimization using generalized Gerstewitz and oriented distance function
Ph.D. Viva-voce	May 30, 2024	Nitin Sharma	Dr. Khole Timothy Poumai	9:00 a.m.	Google Meet	Woven and Fusion Frames in Quaternionic Hilbert Spaces
Ph.D. Viva-voce	May 29, 2024	Satyapriya	Dr. Raj Kumar	2:00 p.m.	Research Scholar Room	Frame Multiresolution Analysis and Associated Wavelet Frames on Locally Compact Abelian Groups
Pre M.Phil. Seminar	May 22, 2024	Vimmy	Dr. Iffat Jahan	11:00 a.m.	Research Scholar Room
M.Phil. Viva-voce	May 20, 2024	Aabida	Dr. Laxmi Narayan	12:00 noon	Google Meet	Flow shop Scheduling Models under Unavailability Constraint
Ph.D. Viva-voce	May 14, 2024	Teena Kohli	Dr. S. K. Kaushik	3:00 p.m.	Google Meet	Discrete Time Wilson Frame Systems
Pre Ph.D. Seminar	April 29, 2024	Abhishek Sharma	Dr. Surendra Kumar & Dr. Harendra Pal Singh	3:30 p.m.	Research Scholar Room
Pre Ph.D. Seminar	April 29, 2024	Garima Pant	Prof. Sanjay Kumar	4:00 p.m.	Research Scholar Room
Pre Ph.D. Seminar	April 03, 2024	Sunderdeep	Dr. S. K. Kaushik	2:30 p.m.	Research Scholar Room
Pre Ph.D. Seminar	April 03, 2024	Beenu Singh	Dr. Davinder Singh	3:00 p.m.	Research Scholar Room
Pre Ph.D. Seminar	April 03, 2024	Dilip Kumar	Dr. A. Zothansanga	3:30 p.m.	Research Scholar Room
Pre Ph.D. Seminar	April 03, 2024	Amit Kumar	Dr. Pratima Rai	4:00 p.m.	Research Scholar Room
Pre Ph.D. Seminar	March 19, 2024	Ashutosh Pandey	Dr. Mukund Madhav Mishra	3:00 p.m.	Google Meet
Pre M.Phil. Seminar	February 19, 2024	Rupleen Kaur Ahuja	Dr. Manjari Srivastava	3:00 p.m.	Google Meet
Pre M.Phil. Seminar	February 19, 2024	Monika Sharma	Dr. Ritu Kathuria	3:30 p.m.	Google Meet
Ph.D. Viva-voce	February 19, 2024	Anju Kumari	Dr. Hemant Kumar Singh	12:00 p.m.	Google Meet	Free Actions of Sphere Groups on Some Finitistic Spaces
Ph.D. Viva-voce	February 16, 2024	Adiba Naz	Prof. Ajay Kumar & Dr. Sumit Nagpal	2:00 p.m.	Google Meet	Exponential Starlikeness and Convexity of Hypergeometric and Certain Analytic Functions
Ph.D. Viva-voce	February 07, 2024	Ravi Kumar Srivastava	Prof. Arvind	12:15 p.m.	Google Meet	Generated fuzzy ideals and applications to metatheorem in semigroups and semirings
Ph.D. Viva-voce	February 05, 2024	Divya Jindal	Dr. Lalit Kumar	3:00 p.m.	Research Scholar Room	Frames with Several Generators
Ph.D. Viva-voce	February 01, 2024	Sarita Kumari	Dr. Preeti Dharmarha	3:00 p.m.	Google Meet	Browder Spectral Theory over the Complex and Quaternionic Hilbert Spaces
Pre Ph.D. Seminar	January 30, 2024	Mamta Rani	Dr. Anupama Panigrahi	3:00 p.m.	Research Scholar Room
Pre Ph.D. Seminar	January 30, 2024	Sneha Mavi	Dr. Anuj Bishnoi	3:30 p.m.	Research Scholar Room
Pre Ph.D. Seminar	January 30, 2024	Devender Kumar	Prof. Ruchi Das	4:00 p.m.	Research Scholar Room
Pre M.Phil. Seminar	January 25, 2024	Aabida	Dr. Laxmi Narayan	3:00 p.m.	Research Scholar Room
Pre M.Phil. Seminar	January 25, 2024	Manju Devi	Dr. Tarun Kumar Garg	3:30 p.m.	Research Scholar Room
Pre M.Phil. Seminar	January 25, 2024	Saurabh Mishra	Dr. Arvind Patel	4:00 p.m.	Research Scholar Room
Ph.D. Viva-voce	January 25, 2024	Lhinghoineng Kipgen	Dr. Randheer Singh	12:15 p.m.	Google Meet	Shock Waves and the Riemann Problem for Non-Ideal Gaseous Media
Ph.D. Viva-voce	January 24, 2024	Gambheer Singh	Dr. Promila Kumar	3:00 p.m.	Google Meet	Some Special Matrix Classes in Linear Complementarity and Their Applications
Ph.D. Viva-voce	January 23, 2024	Gaurav Kumar	Dr. B. K. Tyagi & Dr. Sachin Vashistha	3:00 p.m.	Google Meet	Variants of Rothberger, Hurewicz and Menger Topological Spaces

2023

Type	Date	Scholar	Supervisor(s)	Time	Venue	Title
Ph.D. Viva-voce	December 28, 2023	Uttam Kumar SInha	Prof. Lalit Kumar	3:00 p.m.	Research Scholar Room	Matrix-Valued Gabor Frames Over Locally Compact Abelian Groups
M.Phil. Viva-voce	December 28, 2023	Avanindra Pratap Singh	Prof. Arvind Patel	12:00 noon	Google Meet
Pre-Ph.D. Seminar	December 27, 2023	Teena Kohli	Prof. S. K. Kaushik	4:00 p.m.	Google Meet
Ph.D. Viva-voce	December 27, 2023	Ananya Manas	Prof. Iffat Jahah	3:00 p.m.	Google Meet	Maximality and Weaker Forms of Normality in L-groups
Ph.D. Viva-voce	December 26, 2023	Manoj Kumar	Prof. ArvindPatel & Prof. Shobha Bagai	12:00 noon	Research Scholar Room	Mixed Convection in a Lid-Driven Square Cavity Using Stream Function-Vorticity Formulation and Adi Scheme
Ph.D. Viva-voce	December 20, 2023	Rachna Aggarwal	Dr. Mukund Madhav Mishra & Dr. Ratikanta Panda	3:00 p.m.	Google Meet
M.Phil. Viva-voce	December 19, 2023	Soniya	Dr. Naveen Kumar Jain	12:30 p.m.	Research Scholar Room	The Radius Problems for Analytic Univalent Functions with Fixed Second Coefficient
Ph.D. Viva-voce	December 12, 2023	Bhawna Bansal Gupta	Prof. Gopa Datt	3:00 p.m.	Google Meet	Slant Hankel operators on the Lebesgue space of n-torus
Ph.D. Viva-voce	December 04, 2023	Swati Anand	Dr. Naveen Kumar Jain	11:30 a.m.	Google Meet	Coefficients and radius estimates for certain subclasses of analytic functions
Pre-Ph.D. Seminar	November 6, 2023	Adiba Naz	Dr. Sumit Nagpal & Prof. Ajay Kumar	2:30 p.m.	Research Scholar Room
Pre-Ph.D. Seminar	November 6, 2023	Avnish Kumar Sharma	Dr. Sharwan Kumar Tiwari & Dr. Anuj Bishnoi	3:00 p.m.	Research Scholar Room
Pre-Ph.D. Seminar	November 6, 2023	Satyapriya	Prof. Raj Kumar	3:30 p.m.	Research Scholar Room
Ph.D. Viva-voce	October 31, 2023	Mohd. Rafiq	Dr. Abdullah	3:00 p.m.	Google Meet	Numerical Investigation of Certain Nonlinear Schrödinger Equations using Wavelet Methods
Ph.D. Viva-voce	October 19, 2023	Bipin Kumar Chaudhary	Dr. Randheer Singh	3:00 p.m.	Google Meet	Discontinuous Waves in Quasi-Linear Hyperbolic Systems and Riemann Problem
Pre-M.Phil. Seminar	October 12, 2023	Sunita	Dr. Amit Mittal	3:00 p.m.	Research Scholar Room
Ph.D. Viva-voce	October 11, 2023	Om Prakash Meena	Dr. Amit Mittal	2:00 p.m.	Google Meet	Study of the Dynamics of Test Particle in the Spatial Collinear Restricted Four-Body Problem with Non-Spherical Primaries
Ph.D. Viva-voce	September 27, 2023	Mukesh Kumar	Prof. Sushil Yadav	3:00 p.m.	Research Scholar Room	Analysis of Phase Portrait and Resonant Curve due to Perturbations of Geo-Synchronous Satellite including Earth’s Equatorial Ellipticity and Resistive Force
Pre-Ph.D. Seminar	September 25, 2023	Anu Agarwal	Prof. Suruchi Singh	2:30 p.m.	Research Scholar Room
Pre-Ph.D. Seminar	September 25, 2023	Nitin Sharma	Dr. Khole Timothy Poumai	3:00 p.m.	Research Scholar Room
Pre-Ph.D. Seminar	September 25, 2023	Divya Jindal	Prof. Lalit Kumar	3:30 p.m.	Research Scholar Room
Pre-Ph.D. Seminar	September 25, 2023	Satish Kumar	Prof. Pankaj Kumar Garg	4:00 p.m.	Research Scholar Room
Ph.D. Viva-voce	September 6, 2023	Shobha Yadav	Dr. Surendra Kumar	3:00 p.m.	Google Meet	Approximate Controllability and Optimal Control for Stochastic Differential Systems with Infinite Delay
Ph.D. Viva-voce	August 22, 2023	Alka	Dr. Ranjana Jain	3:00 p.m.	Google Meet	Various Aspects of Point-set Domination in Graphs
Ph.D. Viva-voce	August 17, 2023	Manoj Kumar	Dr. Atul Gaur	3:00 p.m.	Google Meet	Distance Distribution of Constacyclic Codes over Finite Rings
Pre-M.Phil. Seminar	August 16, 2023	Avanindra Pratap Singh	Prof. Arvind	2:00 p.m.	Research Scholar Room	Lattice Theory Based Cryptosystems: An overview
M.Phil. Viva-voce	August 16, 2023	Majhar Alam	Dr. Chaman Singh	3:00 p.m.	Google Meet	Study of Some Optimization Inventory Models with Carbon Emissions
Ph.D. Viva-voce	August 14, 2023	Naveen Gupta	Dr. Sanjay Kumar	3:00 p.m.	Google Meet	Squeezing Function and Its Generalizations
Ph.D. Viva-voce	August 9, 2023	Amit Kumar	Dr. Sachin Kumar	3:00 p.m.	Google Meet	Dynamical study and Exact solutions for the higher-dimensional nonlinear evolution equations using various analytical techniques
Ph.D. Viva-voce	August 2, 2023	Ramanpreet Kaur	Prof. Sanjay Kumar	3:00 p.m.	Google Meet	On Certain Aspects of Fatou Components and Escaping Set of a Transcendental Entire Function
M.Phil. Viva-voce	August 1, 2023	Ashish Yadav	Prof. Ritu Arora	3:00 p.m.	Research Scholar Room	Analyzing Transportation Problems under Disparate Fuzzy Environments
Ph.D. Viva-voce	July 28, 2023	Barkha	Prof. A. R. Prassannan	2:00 p.m.	Google Meet	Compact-GÎδ-Open, Open-Point and Point-Open Topologies
Pre-M.Phil. Seminar	July 28, 2023	Soniya	Dr. Naveen Kumar Jain	3:00 p.m.	Research Scholar Room
Pre-M.Phil. Seminar	July 28, 2023	Sachin Kumar	Prof. Punita Saxena	3:30 p.m.	Research Scholar Room
M.Phil. Viva-voce	July 24, 2023	Ruhi	Prof. Ratnesh R. Saxena	2:00 p.m.	Research Scholar Room	Polygon Fuzzy numbers and their certain properties
Pre-Ph.D. Seminar	July 10, 2023	Anju Kumar	Dr. Hemant Kumar Singh	3:15 p.m.	Research Scholar Room
Pre-Ph.D. Seminar	July 10, 2023	Sarita Kumari	Prof. Preeti Dharmarha	3:45 p.m.	Research Scholar Room
Pre-Ph.D. Seminar	July 10, 2023	Gambheer Singh	Prof. C. S. Lalitha, Prof. Promila Kumar & Prof. N. K. Neogy	4:15 p.m.	Research Scholar Room
Pre-Ph.D. Seminar	July 10, 2023	Satish Kumar	Prof. Pankaj Kumar Garg & Prof. R. D. Sarma	4:45 p.m.	Research Scholar Room
Pre-Ph.D. Seminar	July 10, 2023	Uttam Kumar Sinha	Prof. Lalit Kumar	5:15 p.m.	Research Scholar Room
Ph.D. Viva-voce	July 5, 2023	Anand Swaroop	Prof. Iffat Jahah & Dr. Naseem Ajmal	4:00 p.m.	Google Meet	A study of Ideals of L-Subrings
Ph.D. Viva-voce	June 21, 2023	Mridu Sharma	Prof. Shobha Bagai & Prof. Dinesh Khattar	11:00 a.m.	Google Meet	Convective heat and mass transfer through porous media saturated by nanofluid
Ph.D. Viva-voce	June 20, 2023	Kashif Ahmed	Dr. Radha Mohan & Dr. Saibal K. Pal	3:00 p.m.	Google Meet	Some Aspects of Tropical Algebra
Ph.D. Viva-voce	June 5, 2023	Ankur Raj	Dr. Sumit Nagpal	11:00 a.m.	Research Scholar Room	Radius Problems and Construction Techniques for univalent harmonic mappings
M.Phil. Viva-voce	June 5, 2023	Hemant Kumar	Prof. S. K. Kaushik	3:00 p.m.	Google Meet	Quaternionic Continuous Wavelets Transforms
Pre-M.Phil. Seminar	May 31, 2023	Soniya	Dr. Naveen Kumar Jain	3:00 p.m.	Research Scholar Room
Pre-M.Phil. Seminar	May 31, 2023	Avanindra Pratap Singh	Prof. Arvind	3:30 p.m.	Research Scholar Room
Ph.D. Viva-voce	May 11, 2023	Meenakshi Gupta	Prof. Manjari Srivastava	11:00 a.m.	Research Scholar Room	Well Posedness and stability in set optimization
M.Phil. Viva-voce	May 15, 2023	Usha	Prof. S. K. Kaushik	11:00 a.m.	Research Scholar Room	On certain greedy type basis in Banach spaces
Ph.D. Viva-voce	May 9, 2023	Arpit Kansal	Prof. Ajay Kumar	11:30 a.m.	Google Meet	C*-Ternary Rings and Their Tensor Products
M.Phil. Viva-voce	May 11, 2022	Ajeet Singh	Prof. Punita Saxena	3:00 p.m.	Research Scholar Room	Data Envelopment Analysis in Health Sector: An Empirical Approach
Pre-Ph.D. Seminar	March 20, 2023	Avnish Kumar Sharma	Dr. Sharwan Kumar Tiwari & Dr. Anuj Bishnoi	3:00 p.m.	Research Scholar Room
Pre-Ph.D. Seminar	March 20, 2023	Gaurav Kumar	Dr. Sachin Vashistha	3:30 p.m.	Research Scholar Room
Pre-Ph.D. Seminar	March 20, 2023	Om Prakash Meena	Dr. Amit Mittal	4:00 p.m.	Research Scholar Room
Ph.D. Viva-voce	February 21, 2023	Atul Pandey	Dr. Dhiraj Kumar Singh	2:30 p.m.	Research Scholar Room	Designing and Analysis of Public Key Cryptographic Protocols Using Certain Algebraic Structures
Pre-Ph.D. Seminar	February 20, 2023	Bhawna Bansal Gupta	Prof. Gopal Datt	11:00 a.m.	Research Scholar Room
Pre-Ph.D. Seminar	February 20, 2023	Mohd. Rafiq	Dr. Abdullah	11:30 a.m.	Research Scholar Room
Pre-Ph.D. Seminar	February 20, 2023	Amit Kumar	Dr. Sachin Kumar	12:00 noon	Research Scholar Room
Pre-Ph.D. Seminar	February 20, 2023	Rachna Aggarwal	Dr. Mukund Madhav Mishra & Dr. Ratikanta Panda	12:30 p.m.	Research Scholar Room	Isometry groups of infinite dimensional complex hyperbolic spaces
Pre-M.Phil. Seminar	January 31, 2023	Ashish Yadav	Prof. Ritu Arora	3:00 p.m.	Research Scholar Room
Pre-M.Phil. Seminar	January 31, 2023	Manju Devi	Dr. Tarun Kumar Garg	3:30 p.m.	Research Scholar Room
Pre-Ph.D. Seminar	January 30, 2023	Ramanpreet Kaur	Prof. Sanjay Kumar	3:00 p.m.	Google Meet
Pre-Ph.D. Seminar	January 30, 2023	Swati Anand	Dr. Naveen Kumar Jain	3:30 p.m.	Google Meet
Pre-Ph.D. Seminar	January 30, 2023	Bipin Kumar Chaudhary	Dr. Randheer Singh	4:00 p.m.	Google Meet
Pre-Ph.D. Seminar	January 30, 2023	Manoj Kumar	Prof. Arvind	4:30 p.m.	Google Meet
Pre-Ph.D. Seminar	January 9, 2023	Manoj Kumar Singh	Dr. Atul Gaur & Dr. Indivar Gupta	2:30 p.m.	Research Scholar Room
Pre-Ph.D. Seminar	January 9, 2023	Shobha Yadav	Dr. Surendra Kumar	3:00 p.m.	Research Scholar Room
Pre-Ph.D. Seminar	January 9, 2023	Mridu Sharma	Prof. Shobha Bagai & Prof. Dinesh Khattar	3:30 p.m.	Research Scholar Room
Pre-Ph.D. Seminar	January 9, 2023	Alka	Dr. Ranjana Jain	4:00 p.m.	Research Scholar Room

2022

Type	Date	Scholar	Supervisor(s)	Time	Venue	Title
Ph.D. Viva-voce	December 21, 2022	Surbhi	Prof. Ajay Kumar & Dr. Mukund Madhav Mishra	3:00 p.m.	Google Meet	Local Version of Operator Systems and Ternary Ring of Operators
M.Phil. Viva-voce	December 13, 2022	Pooja Khoda	Dr. Sadanand Prasad	4:00 p.m.	Google Meet	Dynamical Behaviour of Tuberculosis Model with Different Fractional Derivatives
Pre-M.Phil. Seminar	December 5, 2022	Ruhi	Prof. Ratnesh R. Saxena	3:00 p.m.	Research Scholar Room
M.Phil. Viva-voce	December 1, 2022	Bhabhuti Chauhan	Dr. Ruchika Verma	3:00 p.m.	Google Meet	Some Aspects of Localization of Frames
Ph.D. Viva-voce	November 21, 2022	Anurag Kumar	Dr. Bhavneet Kaur	3:00 p.m.	Google Meet	Third and Fifth Order Finite Difference WENO Schemes for Hyperbolic Conservation Laws
Ph.D. Viva-voce	November 2, 2022	Sonu Ram	Dr. Preeti Dharmarha	3:00 p.m.	Google Meet	Algebraic and Spectral Properties of (m,n)-Paranormal and (m,n)*-Paranormal Operators
Ph.D. Viva-voce	September 30, 2022	Sandeep Bhatt	Prof. Swarn Singh	3:00 p.m.	Google Meet	Numerical Solutions for Certain Parabolic Differential Equations Using Cubic B-Spline Techniques
Pre-Ph.D. Seminar	September 14, 2022	Barkha	Prof. A. R. Prassannan	3:00 p.m.	Google Meet
Pre-Ph.D. Seminar	September 14, 2022	Ankur Raj	Dr. Sumit Nagpal	3:30 p.m.	Google Meet
Pre-Ph.D. Seminar	September 14, 2022	Ashutosh Pandey	Dr. Mukund Madhav Mishra	4:00 p.m.	Google Meet
Pre-M.Phil. Seminar	August 30, 2022	Pooja Khoda	Dr. Sadanand Prasad	4:30 p.m.	Google Meet
Pre-M.Phil. Seminar	August 30, 2022	Bhabhuti Chauhan	Dr. Ruchika Verma	5:00 p.m.	Google Meet
Pre-M.Phil. Seminar	August 30, 2022	Ajeet Singh	Prof. Punita Saxena	5:30 p.m.	Google Meet
Ph.D. Viva-voce	August 30, 2022	Neetu Aneja	Dr. Binay Kumar Sharma	3:00 p.m.	Google Meet	Synchronization Methods for Chaotic and Hyperchaotic Systems
Ph.D. Viva-voce	August 23, 2022	Ashok Kumar	Dr. Ratnesh R. Saxena	4:30 p.m.	Google Meet	Transportation and Transshipment Problems in Intuitionistic Fuzzy and Neutrosophic Environment
Pre-Ph.D. Seminar	August 10, 2022	Dimpy Chauhan	Dr. Rashmi Verma	3:00 p.m.	Research Scholar room
Pre-Ph.D. Seminar	August 10, 2022	Mukesh Kumar	Prof. Sushil Yadav	3:30 p.m.	Research Scholar room
Pre-Ph.D. Seminar	August 10, 2022	Arpit Kansal	Dr. Vandana & Prof. Ajay Kumar	4:00 p.m.	Research Scholar room
Ph.D. Viva-voce	July 20, 2022	Mohammad Salman	Prof. Ruchi Das	3:30 p.m.	Google Meet	Transitivity, Sensitivity, Devaney’s Chaos and Specification Properties in Nonautonomous Dynamical Systems
Pre-M.Phil. Seminar	July 18, 2022	Ekta Jain	Dr. Dhanpal Singh	3:00 p.m.	Google Meet
Ph.D. Viva-voce	July 14, 2022	Shiva Kapoor	Prof. C. S. Lalitha	3:30 p.m.	Research Scholar room	Stability and Density Aspects in Vector Optimization
Ph.D. Viva-voce	July 11, 2022	Prachi Gupta	Dr. Sumit Nagpal & Prof. V. Ravichandran	3:30 p.m.	Google Meet	Radius Constant and Differential Subordination for Certain Subclasses of Analytic Functions
Ph.D. Viva-voce	July 4, 2022	Shikha Jain	Dr. Sachin Kumar	3:30 p.m.	Google Meet	Qualitative Study and Epidemiological Modeling of Certain Complex Realities
Ph.D. Viva-voce	July 7, 2022	Syed Mohammad Abdal	Dr. Surender Kumar	3:00 p.m.	Google Meet	Approximate Controllability of Semilinear Control Systems with Delay and Impulses
Ph.D. Viva-voce	June 28, 2022	Sheetal	Dr. B. K. Tyagi	3:30 p.m.	Google Meet	Generalized Open Sets and Selection Principles in a Topological Spaces
Pre-Ph.D. Seminar	June 16, 2022	Kashif Ahmed	Dr. Radha Mohan & Dr. Saibal K. Pal	12:00 noon	Google Meet
Pre-Ph.D. Seminar	June 16, 2022	Mridu Sharma	Prof. Shobha Bagai & Prof. Dinesh Khattar	12:30 p.m.	Google Meet
Pre-Ph.D. Seminar	June 16, 2022	Sumit Kumar	Dr. Bhavneet Kaur	1:00 p.m.	Google Meet
M.Phil. Viva-voce	May 20, 2022	Km. Teena	Dr. Ruchika Verma	5:30 p.m.	Google Meet	Dynamical Sampling for Convolution Operators in Hilbert Spaces and Impact of Additive Noise
Ph.D. Viva-voce	May 12, 2022	Lakshmi Rani Basumatary	Prof. V. Ambethkar	4:30 p.m.	Google Meet	Heat and Mass Transfer Analysis of Free and Forced Convection in Horizontal Rectangular Enclosure with Wall Heat and Concentration Sources
Pre-M.Phil. Seminar	May 24, 2022	Hemant Kumar	Dr. S. K. Kaushik	3:30 p.m.	Google Meet
Ph.D. Viva-voce	April 25, 2022	Aastha Malhotra	Prof. Anuradha Gupta	4:30 p.m.	Google Meet	Complex Symmetries of Composition and Differential Operators on Analytic Function Spaces
Ph.D. Viva-voce	April 19, 2022	Dharmendra Kumar	Prof. Sachi Srivastava	4:30 p.m.	Google Meet	Conservativity, Stability and Perturbations of Quantum Dynamical Semigroups
Ph.D. Viva-voce	April 12, 2022	Shveta Grover	Dr. Dhiraj Kumar Singh	3:00 p.m.	Google Meet	On the Stability of Sum Form Functional Equations Related to Information Theory
Ph.D. Viva-voce	April 11, 2022	Manisha Saini	Prof. Sanjay Kumar	3:00 p.m.	Google Meet	The Growth of Solutions of Complex Differential Equations with Entire Coefficients
Ph.D. Viva-voce	March 15, 2022	Jatin Anand	Prof. Sachi Srivastava	4:00 p.m.	Google Meet	Composition Operators and Invariant Subspaces
Pre-Ph.D. Seminar	March 7, 2022	Anurag Kumar	Dr. Bhavneet Kaur	3:30 p.m.	Google Meet
Pre-Ph.D. Seminar	March 7, 2022	Meenakshi Gupta	Prof. Manjari Srivastava	4:00 p.m.	Google Meet
Pre-Ph.D. Seminar	March 7, 2022	Surbhi	Prof. Ajay Kumar & Dr. Mukund Madhav Mishra	4:30 p.m.	Google Meet
Pre-Ph.D. Seminar	March 7, 2022	Atul Pandey	Dr. Dhiraj Kumar Singh	5:00 p.m.	Google Meet
Ph.D. Viva-voce	February 24, 2022	Durgesh Kushvaha	Prof. Sushil Yadav & Dr. Dwesh Kumar Singh	10:00 a.m.	Google Meet	Thermo-Solute Natural Convection in
Ph.D. Viva-voce	February 21, 2022	Vineesh Kumar	Prof. Arvind Patel	4:30 p.m.	Google Meet	“Soliton Solutions and Modulation Instability Analysis of Certain Nonlinear Evolution Equations”.
M.Phil. Viva-voce	February 22, 2022	Pradeep	Prof. Gopal Dutt	3:30 p.m.	Google Meet	Frames and Spectral Properties of Operators on Quaternionic Hilbert Spaces
M.Phil. Viva-voce	February 17, 2022	Shubham Kumar Dhiman	Dr. Sachin Kumar	4:30 p.m.	Google Meet	Symmetry Reductions and Exact Closed- Form Solutions to Some Nonlinear Evolution Equations using Lie Symmetry Approach
Ph.D. Viva-voce	February 17, 2022	Swati Yadav	Dr. Pratima Rai	3:00 p.m.	Google Meet	Uniformly Convergent Numerical Schemes for Time Dependent Singularly Perturbed Turning Point Problems
Ph.D. Viva-voce	February 16, 2022	Pidugu Trisandhya	Dr. Kumari Priyanka & Prof. Ajay Kumar	4:30 p.m.	Google Meet	Design and Analysis of Sensitive Characteristics on Successive Occasions and its Applications
Ph.D. Viva-voce	February 16, 2022	Harshit Mathur	Dr. Davinder Singh	3:00 p.m.	Google Meet	Connectedness, Compactness and Cut Points in Terms of dδ-Closure Operator
Ph.D. Viva-voce	February 11, 2022	Hari Krishan Malhotra	Prof. Lalit Kumar	4:30 p.m.	Google Meet	Nonuniform Wavelet Frames and Nonuniform Multiresolution Analysis
Ph.D. Viva-voce	February 10, 2022	Manoj Kumar Rana	Dr. S. P. Tripathi	3:30 p.m.	Google Meet	New Variants of Continuity of Functions and Malfunctions
Pre-Ph.D. Seminar	February 4, 2022	Ashok Kumar	Prof. Ratnesh R. Saxena	4:30 p.m.	Google Meet
Pre-Ph.D. Seminar	February 4, 2022	Dinesh Kumar	Prof. Rajiv Aggarwal	5:00 p.m.	Google Meet
Ph.D. Viva-voce	February 4, 2022	Abdul Gaffar Khan	Prof. Tarun Das	3:00 p.m.	Google Meet	Variants of Expansivity, Shadowing, Persistence and Walters Stability Theorem in Pointwise Dynamics
Ph.D. Viva-voce	February 3, 2022	Khushboo	Prof. C. S. Lalitha	3:00 p.m.	Google Meet	Scalarization of Minimal Solutions in Vector and Set Optimization
Ph.D. Viva-voce	January 28, 2022	Shipra Chauhan	Dr. Bhavneet Kaur	4:00 p.m.	Google Meet	Analysis of Robe’s Finite Straight Segment Model Involving Perturbations: Oblateness, Coriolis and Centrifugal Forces
Ph.D. Viva-voce	January 11, 2022	Rahul Thakur	Prof. Ruchi Das	3:00 p.m.	Google Meet	Variants of Sensitivity and Chaos on Semiflows
Ph.D. Viva-voce	January 5, 2022	Prachi Sachan	Prof. Rajiv Aggarwal	3:00 p.m.	Google Meet	The Basins of Convergence in Axisymmetric Restricted Five-Body Problem

2021

Type	Date	Scholar	Supervisor(s)	Time	Venue	Title
Ph.D. Viva-voce	December 29, 2021	Karuna	Prof. C.S. Lalitha	3:00 p.m.	Google Meet	Semicontinuity of Solution Maps and External, Internal and Essential Stability in Set Optimization
M.Phil. Viva-voce	December 27, 2021	Paras Sharma	Dr. Surender Kumar	4:30 p.m.	Google Meet	Faedo-Galerkin Approximation for Nar Evolution Equations in Hilbert Spaces
M.Phil. Viva-voce	December 23, 2021	Prashant Kumar	Dr. Ranjana Jain	4:30 p.m.	Google Meet	Birkhoff James Orthogonality in Banach Spaces
Ph.D. Viva-voce	December 20, 2021	Bharat Talwar	Dr. Ranjana Jain	3:00 p.m.	Google Meet	Closed Lie Ideals of Certain Tensor Products of C*-algebras and of Generalized Group Algebras
M.Phil. Viva-voce	November 25, 2021	Anveksha Moar	Dr. Arpana Sharma	3:30 p.m.	Google Meet	Optimality Conditions and Duality for Nonsmooth Multiobjective Semi-Infinite Programming Problems
Pre-Ph.D. Seminar	November 22, 2021	Shiva Kapoor	Prof. C.S. Lalitha	3:30 p.m.	Google Meet
Pre-Ph.D. Seminar	November 22, 2021	Sonu Ram	Dr. Preeti Dharmarha	4:00 p.m.	Google Meet
M.Phil. Viva-voce	November 22, 2021	Akhil Kumar	Dr. Sanjay Kumar	3:00 p.m.	Google Meet	Squeezing functions on planar domains
Ph.D. Viva-voce	November 16, 2021	Bhawna Gupta	Prof. Anuradha Gupta	4:00 p.m.	Google Meet	Hankel operators on some spaces of analytic functions
Pre-Ph.D. Seminar	October 20, 2021	Sandeep Bhatt	Dr. Swarn Singh	4:00 p.m.	Google Meet
Pre-Ph.D. Seminar	October 20, 2021	Sonu Ram	Dr. Preeti Dharmarha	4:30 p.m.	Google Meet
Pre-Ph.D. Seminar	October 20, 2021	Tanvi	Dr. Rajiv Aggarwal	5:00 p.m.	Google Meet
Ph.D. Viva-voce	October 7, 2021	Ankit Kumar	Prof. Anuradha Gupta	4:00 p.m.	Google Meet	Weyl Type Theorems and other Spectral Properties of Bounded Linear Operator and Perturbations on Banach Spaces
Pre-M.Phil. Seminar	September 27, 2021	Teena	Dr. Ruchika Verma	4:00 p.m.	Google Meet
Pre-M.Phil. Seminar	September 27, 2021	Pradeep Kumar	Dr. Gopal Datt	4:30 p.m.	Google Meet
Pre-M.Phil. Seminar	September 27, 2021	Shubham Dhiman	Dr. Sachin Kumar	5:00 p.m.	Google Meet
Pre-M.Phil. Seminar	September 27, 2021	Arushi Goyal	Dr. Sachin Vashistha	5:30 p.m.	Google Meet
Pre-Ph.D. Seminar	September 21, 2021	Sonu Ram	Dr. Preeti Dharmarha	3:30 p.m.	Google Meet
Pre-Ph.D. Seminar	September 21, 2021	Shikha Jain	Dr. Sachin Kumar	4:00 p.m.	Google Meet
Pre-Ph.D. Seminar	September 21, 2021	Syed Mohammad Abdal	Dr. Surendra Kumar	4:30 p.m.	Google Meet
Ph.D. Viva-voce	September 16, 2021	Poonam Rani	Dr. Sanjay Kumar	4:00 p.m.	Google Meet	Normality for Families of Meromorphic Functions
Ph.D. Viva-voce	September 7, 2021	Subodh Kumar	Dr. Anupama Panigrahi & Dr. Pankaj Kumar Das	3:00 p.m.	Google Meet	Codes Dealing with Repeated Burst and Key Error Control with Weight Distribution
Ph.D. Viva-voce	August 26, 2021	Dharmendra Kumar	Dr. Sachin Kumar	4:30 p.m.	Google Meet	Dynamical Structures of Solitary Wave Solutions for the Nar Evaluation Equations using Lie Symmetry Analysis
Ph.D. Viva-voce	August 19, 2021	Harsha Kharbanda	Dr. Sachin Kumar	4:30 p.m.	Google Meet	Modeling and Qualitative Dynamics in Prey-Predator Interactions
Ph.D. Viva-voce	August 19, 2021	Manu Rohilla	Prof. Anuradha Gupta	3:00 p.m.	Google Meet	Fixed Point Theorems for Contractive Mappings in Generalized Metric Spaces
Ph.D. Viva-voce	August 12, 2021	Rahul Kumar	Dr. Atul Gaur	5:00 p.m.	Google Meet	Ring Extensions with Various Conditions on Intermediate Rings
Pre-Ph.D. Seminar	August 11, 2021	Atul Pandey	Dr. Dhiraj Kumar Singh	3:00 p.m.	Google Meet
Pre-Ph.D. Seminar	August 11, 2021	Sheetal	Dr. B.K. Tyagi	3:30 p.m.	Google Meet
Pre-Ph.D. Seminar	August 11, 2021	Jatin Anand	Dr. Sachi Srivastava	4:00 p.m.	Google Meet
Ph.D. Viva-voce	August 5, 2021	Shesh Kumar Pandey	Dr. Gopal Datt	4:30 p.m.	Google Meet	Multivariate Analogue of Slant Toeplitz Operators and their Compression
Ph.D. Viva-voce	August 5, 2021	Tarachand Prajapati	Prof. Sachi Srivastava & Dr. Ratikanta Panda	11:30 a.m.	Google Meet	C0-semigroups of Operators on Non-Commutative Lp-Spaces
Pre-M.Phil. Seminar	July 26, 2021	Anveksha Moar	Dr. Arpana Sharma	4:00 p.m.	Google Meet
M.Phil. Viva-voce	July 22, 2021	Mohd. Vaseem	Dr. Sanjay Kumar	4:00 p.m.	Google Meet	Dynamics of Rational Functions in the Extended Complex Plane
M.Phil. Viva-voce	July 20, 2021	Ashutosh Rajput	Prof. Rajiv Aggarwal	2:00 p.m.	Google Meet	Mathematical Modeling and Stability Analysis of Tuberculosis with Optimal Control Intervention
Ph.D. Viva-voce	July 8, 2021	Tarun Lata	Dr. Rashmi Verma	5:00 p.m.	Google Meet	Byte Correcting Linear Codes: Restricted Optimal Codes and Perfect Codes
Ph.D. Viva-voce	July 8, 2021	Ram Ratan	Dr. Arvind Patel	3:00 p.m.	Google Meet	Cryptanalysis of Cipher Systems using Data Characteristics, Attacks and Fuzzy Computational Methods
Ph.D. Viva-voce	July 7, 2021	Kushal Lalwani	Dr. Sanjay Pant	4:30 p.m.	Google Meet	Topological Dynamics for Generalized Semigroups: Attractors, Recurrence and Escaping Set
Ph.D. Viva-voce	July 7, 2021	Sumit	Dr. B.K. Tyagi	3:00 p.m.	Google Meet	Variants of Hurewicz and Menger Covering Properties in Topological Spaces
Pre-Ph.D. Seminar	July 5, 2021	Pidigu Trisandhya	Dr. Kumari Priyanka & Prof. Ajay Kumar	4:30 p.m.	Google Meet
Pre-Ph.D. Seminar	July 5, 2021	Prachi Gupta	Prof. V. Ravichandran & Dr. Sumit Nagpal	5:00 p.m.	Google Meet
Pre-Ph.D. Seminar	July 5, 2021	Laxmi Rani Basumatary	Prof. V. Ambethkar	5:30 p.m.	Google Meet
M.Phil. Viva-voce	July 5, 2021	Meenakshi Agarwal	Dr. Arvind	3:30 p.m.	Google Meet	Public-Key Cryptography Encryption Schemes Based on Digital Signature
Pre-Ph.D. Seminar	May 6, 2021	Manisha Saini	Dr. Sanjay Kumar	4:00 p.m.	Google Meet
Pre-Ph.D. Seminar	May 6, 2021	Hari Krishan Malhotra	Dr. Lalit Kumar	4:30 p.m.	Google Meet
Ph.D. Viva-voce	April 23, 2021	Jyoti	Dr. Lalit Kumar	3:00 p.m.	Google Meet	Matrix-valued wave packet frames
Pre-Ph.D. Seminar	April 6, 2021	Shveta Grover	Dr. Dhiraj Kumar Singh	4:00 p.m.	Google Meet
Pre-Ph.D. Seminar	April 6, 2021	Swati Yadav	Dr. Pratima Rai	4:30 p.m.	Google Meet
Pre-Ph.D. Seminar	April 6, 2021	Dharmendra Kumar	Dr. Sachi Srivastava	5:00 p.m.	Google Meet
Ph.D. Viva-voce	March 30, 2021	Abhay Kumar	Prof. Sachi Srivastava	3:00 p.m.	Google Meet	Supercyclicity of C0-Semigroups
Pre-M.Phil. Seminar	March 30, 2021	Akhil Kumar	Dr. Sanjay Kumar	4:30 p.m.	Google Meet
Pre-M.Phil. Seminar	March 30, 2021	Paras Sharma	Dr. Surendra Kumar	5:00 p.m.	Google Meet
Pre-Ph.D. Seminar	February 25, 2021	Khushboo	Prof. C. S. Lalitha	4:00 p.m.	Google Meet
Pre-Ph.D. Seminar	February 25, 2021	Abdul Gaffar Khan	Prof. Tarun Das	4:30 p.m.	Google Meet
Pre-Ph.D. Seminar	February 25, 2021	Rahul Thakur	Prof. Ruchi Das	5:00 p.m.	Google Meet
Ph.D. Viva-voce	February 20, 2021	Vibha	Prof. Ajay Kumar & Prof. V. Ravichandran	11:00 a.m.	Google Meet	Starlikeness and Convexity of Certain Univalent and Entire Functions
M.Phil. Viva-voce	February 3, 2021	Aparna	Dr. Ratnesh R. Saxena	4:00 p.m.	Google Meet	Fuzzy Transportation and Cost and Time Minimizing Transshipment Problems
M.Phil. Viva-voce	February 2, 2021	Setu Rani	Dr. Sachin Kumar	4:00 p.m.	Google Meet	Group Invariant Solutions of Certain (2+1)-Dimensional Non-Linear Evolution Equations Using Lie Symmetry Analysis
Pre-Ph.D. Seminar	January 28, 2021	Vineesh Kumar	Dr. Arvind Patel	4:00 p.m.	Google Meet
Pre-Ph.D. Seminar	January 28, 2021	Shipra Chauhan	Dr. Bhavneet Kaur	4:30 p.m.	Google Meet
Pre-Ph.D. Seminar	January 28, 2021	Prachi Sachan	Dr. Rajiv Aggarwal	5:00 p.m.	Google Meet
Pre-M.Phil. Seminar	January 22, 2021	Meenakshi Agarwal	Dr. Arvind	4:30 p.m.	Google Meet
Pre-M.Phil. Seminar	January 22, 2021	Prashant Kumar	Dr. Ranjana Jain	5:00 p.m.	Google Meet
Ph.D. Viva-voce	January 12, 2021	Priyanka Yadav	Dr. Sunila Sharma	3:00 p.m.	Google Meet	Optimality and Duality in Vector Optimization Using Higher-Order Generalized Cone-Convex Functions

2014-20

Department of Mathematics

Faculty of Mathematical Sciences
Guru Tegh Bahadur Road, University of Delhi,
Delhi 110 007, India

head@maths.du.ac.in

+91-11-27666658

M.Phil./Ph.D. Seminars

Department of Mathematics

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