Department of Mathematics

Indian Institute Of Technology Madras , Chennai


28-02-2019 NAC 522
Partially ordered vector spaces: Embedding techniques and structure preserving operators 28-02-2019 Dr. Anke Kalauch, Institute for Analysis, Dept. of Mathematics Technical University of Dresden, Germany

Cohomology rings of a class of torus manifolds
21-02-2019 Dr. Soumen Sarkar (Department of Mathematics, IIT Madras)

What exactly are Machines Learning?
14-02-2019 Dr. Sourav Sen Gupta, Nanyang Technological University
Quantization of Symmetric Spaces and non-commutative Toeplitz C*-Algebras 07-02-2019 Prof. Harald Upmeier,Philipps Universität Marburg, Germany, and Infosys Visiting Professor at Indian Institute of Science, Bangalore

Random Operators some results
31-01-2019 Prof. M. Krishna (Retired from The Institute of Mathematical Sciences, Chennai), Professor of Mathematics, Ashoka University, Haryana
Challenges in Modelling Marine Ecological Dynamics 24-01-2019 Prof. Girija Jayaraman, IIT Delhi
Discrete Logarithm Problem and its Applications in Cryptography 29-11-2018 Dr. Shashank Singh (IISER, Bhopal)
On a Conjecture of Erdos on Squares in Arithmetic Progression 22-11-2018 Dr. Shanta Laishram (Theoretical Statistics and Mathematics Unit, ISI Delhi)

Combinatorial methods in algebraic geometry
15-11-2018 Dr. Dhruv Ranganathan (Department of Pure Mathematics and Mathematical Statistics, University of Cambridge)
Some recent developments of Proximinality in Banach spaces 08-11-2018 Dr. Tanmoy Paul (Department of Mathematics. IIT Hyderabad)
Mutually Unbiased Bases in finite-dimensional Hilbert spaces 01-11-2018 Dr. Prabha Mandayam (Department of Physics, IIT Madras)
Unimodality of Hilbert Functions of Graded Artin Algebras 25-10-2018 Prof. Hema Srinivasan (Department of Mathematics, University of Missouri, USA)

Equivariant cohomology of torus orbifolds
18-10-2018 Dr. Jongbaek Song (Department of Mathematical Sciences, Korea Advanced Institute of Science and Technology)
Generalized Inverses of Matrices by Inversion of Complemented Matrix and its Application to Generali ... 11-10-2018 Prof. Eagambaram Narayanan (Former Deputy Director General, Indian Statistical Service, Government of India)

On the second neighbourhood conjecture
04-10-2018 Dr. Mathew C Francis, Computer Science Unit, ISI Chennai Centre

On Product Norms
27-09-2018 Dr. Anant R. Shastri (Department of Mathematics, IIT Bombay)
Helgason's conjecture for Riemannian symmetric spaces 20-09-2018 Dr. P. Aprameyan (Department of Mathematics, IIT Madras)

Games and logic: an interplay
06-09-2018 Dr. Sujata Ghosh (Department of Computer Science, Indian Statistical Institute Chennai)

Greene's Theorem for Timed Words
30-08-2018 Prof. Amritanshu Prasad (The Institute of Mathematical Sciences, Chennai)

Hyperbolicity in Complex Analysis
23-08-2018 Dr. Jaikrishnan Janardhanan (Department of Mathematics, IIT Madras)

Quasi-isometry and rigidity
16-08-2018 Dr. Parameswaran Sankaran (Department of Mathematics, Institute of Mathematical Sciences, Chennai)

Recursive MDS Diffusion Layers
09-08-2018 Dr. Sumit Kumar Pandey (Department of Computer Science, Ashoka University, Sonepat, Haryana, India)
A Finite Field Nullstellensatz and the Number of Zeros of Polynomials over Finite Fields. 02-08-2018 Prof. Sudhir R. Ghorpade (Department of Mathematics, IIT Bombay)

Combinatorial Nullstellensatz and Applications
19-04-2018 Dr. N. Narayanan, (Department of Mathematics, IIT Madras)

DNA Computing Inspired Combinatorics on Words
12-04-2018 Dr. Manasi S. Kulkarni, Post Doctoral Fellow, Department of Mathematics, IIT Madras
Linear algebra over rings : unimodular rows and completability 05-04-2018 Dr. Sarang S. Sane (Department of Mathematics, IIT Madras)
Greedy Algorithm for Maximum Independent set and its generalization 22-03-2018 Dr. Sounaka Mishra (Department of Mathematics, IIT Madras)
An Exposition of Property B of uniform Hypergraphs 15-03-2018 Prof. N.S. Narayanaswamy (Department of Computer Science and Engineering, IIT Madras)

Completely positive maps - An introduction
08-03-2018 Dr. K. Sumesh (Department of Mathematics, IIT Madras)
Edge ideals - A bridge between combinatorics and commutative algebra 01-03-2018 Dr. A. V. Jayanthan (Department of Mathematics, IIT Madras)

Some Beautiful Butterflies in Mathematics
22-02-2018 Dr. T.E. Venkata Balaji (Department of Mathematics, IIT Madras)
Counting Roots of Polynomials Using Newton Polytopes 15-02-2018 Prof. J. K. Verma (Department of Mathematics, IIT Mumbai)
Confinement and nonlocal elasticity effects in premelting dynamics 08-02-2018 Dr. Satyajit Pramanik (Post-doctoral Fellow, Nordita, Royal Institute of Technology and Stockholm University, Stockholm, Sweden)
Introduction to Turbulent flows and their prediction : A tribute to Prof Tulaji 01-02-2018 Prof.B.S.V.Prasad Patnaik (Department of Applied Mechanics, IIT Madras)
Optimization of Energy Systems for Sustainable Development 25-01-2018 Professor. K. Srinivas Reddy (Department of Mechanical Engineering, IIT Madras)

On Hecke Theory
18-01-2018 Professor M. Manickam (Director of Kerala School of Mathematics)
Mathematical models for Computer network protocols and security - a need for a new perspective 02-11-2017 Dr. Shankar Raman (Senior Project Adviser, RISE Lab, Department of Computer Science and Engineering, IIT Madras)

On a few interesting O.R. Applications
26-10-2017 Prof. G. Srinivasan, [Department of Management Studies, liT Madras]

Nondiametral Points and Zorn's Lemma
19-10-2017 Prof. P. Veeramani (Department of Mathematics, IIT Madras)
Convergence of the Reach for a Sequence of Random Manifolds 12-10-2017 Dr. Sunder Ram Krishnan (Post-doctoral Fellow, Department of Electrical Engineering, Technion - Israel Institute of Technology, Israel)
Formulations of the Traveling Salesman Problem and Linear Programming Relaxations 05-10-2017 Dr. Usha Mohan, Department of Management Studies, IIT Madras.
“Getting Together When Others Get Together” - Some Results in Cooperative Games with Externaliti ... 21-09-2017 Prof. R.K. Amit, Department of Management Studies, IIT Madras
Variable Selection Using KullbackLeibler Divergence Loss 14-09-2017 Dr. Shibasish Dasgupta, Lead Statistician, Global Data Insight & Analytics, Ford Motor Private Limited
Modeling and Analysis of Ecological Systems With Harvesting 07-09-2017 (Retd.) Prof. Peeyush Chandra, Department of Mathematics and Statistics, IIT Kanpur

Fractional Cone and Hex Splines
31-08-2017 Prof. Peter Massopust, Centre of Mathematics, Technical University Munich, Germany

A curious ball game
24-08-2017 Arindama Singh
Fast Finite Element Bioheat Solver for Cancer Treatment Lesion Predictions 17-08-2017 Dr. Panchatcharam Mariappan, NUMA Engineering Services Ltd, Dundalk, Ireland
From Poincare to Saint Venant - via Donati, Lions and Korn 10-08-2017 Prof. S. Kesavan, Adjunct Professor, Department of Mathematics, IIT Madras
Resistance Distance, Kirchhoff Index /Network Criticality and Foster's Theorems: Generalization and ... 03-08-2017 Prof. Krishnaiyan Thulasiraman, Hitachi Chair Emeritus in Computer Science, University of Oklahoma, USA

Yves Meyer and Wavelets
20-04-2017 Prof. R.Radha, Indian Institute of Technology Madras (IITM)
Compactly SDR set and sufficient conditions for semidefinite representation 13-04-2017 Dr. Anusuya Ghosh, Post-doctoral fellow, IIM Bengaluru
Mathematics of the Practitioners in Early Modern South India 06-04-2017 Dr. Senthil Babu D., French Institute of Pondicherry (IFP)

Who is afraid of infinite state systems
30-03-2017 Prof. R.Ramanujam, Institute of Mathematical Sciences (IMSc), Chennai
On Fourier-Galerkin approach for FFT-based homogenization 23-03-2017 Dr. Nachiketa Mishra, ICTS-TIFR, Bengaluru
Finiteness theorems for holomorphic maps from products of hyperbolic Riemann surfaces 16-03-2017 Dr. Divakaran D., Institute of Mathematical Sciences (IMSc)
Moduli space of planar polygons: a topological study of mechanical linkages​ 09-03-2017 Dr. Priyavrat Deshpande, Chennai Mathematical Institute (CMI)
Goldman bracket : center and geometric intersection number 02-03-2017 Dr. Arpan Kabiraj, Chennai Mathematical Institute (CMI)

Ubiquity of Schubert varieties​
23-02-2017 Prof. V. Lakshmibai, Northeastern University, Boston, Massachusetts
Theoretical models for compressible vortex streets 16-02-2017 Vikas Krishnamurthy, Imperial College, London

A rapid journey through Fourier analysis​
09-02-2017 Prof. Alladi Sitaram, Chennai Mathematical Institute
Impossibility theorems in social choice theory​ 02-02-2017 Dr. Jaikrishnan J., IIT Madras
Moment method and joint convergence of random matrices​ 19-01-2017 Dr. Koushik Saha, IIT Bombay
Introduction to machine learning and approximation theory 12-01-2017 Prof. Hrushikesh Mhaskar (California Institute of Technology, Pasadena, and Claremont Graduate University, Claremont)
Unique factorization of tensor products for finitedimensional simple Lie algebras 10-11-2016 Dr. R. Venkatesh
Statistical Problems of Big Data with some Applications in Finance 03-11-2016 Dr. Rituparna Sen (Indian Statistical Institute, Chennai​)

Special values of L-functions
20-10-2016 Dr. B.Baskar (Indian Institute of Science Education and Research, Pune​)
Representations of Symmetric Groups with Nontrivial Determinant 06-10-2016 Dr. Amritanshu Prasad (The Institute of Mathematical Sciences, Chennai)
Injectivity Vs surjectivity and multipliers Vs quotient rings 29-09-2016 Ajit Iqbal Singh (INSA Emeritus Scientist, Delhi)

Indian classical epistemology : An introduction
22-09-2016 Dr. S P Suresh​​ (Chennai Mathematical Institute​.)

Orbit class and remarks on invariant topological
08-09-2016 ​​Dr. ​​Soumen Sarkar​ (Department of Mathematics, IIT Madras)

Two projections in general position
01-09-2016 ​​Dr. V. S. Sunder (Institute of Mathematical Sciences, Chennai.​)
On the Wiener Hopf compactification of a symmetric cone 25-08-2016 ​​S. Sundar (Chennai Mathematical Institute​)

Tropical Lifting Problems
18-08-2016 Madhusudan Manjunath (Department of Mathematics, UC Berkeley)
A hybrid HPC framework with analysis for a class of stochastic models 11-08-2016 Dr. M. Ganesh (Professor, Colorado School of Mines, USA)

What is Free Probability?
21-04-2016 Prof. Vijay Kodiyalam (IMSc., Chennai)
Codifference as a practical tool to measure interdependence 07-04-2016 Prof. hab. inz. Agnieszka Wylomanska (Wroclaw University of Technology, Poland)
Anomalous diffusion models as tools to real data description 31-03-2016 Prof. hab. inz. Agnieszka Wylomanska (Wroclaw University of Technology, Poland)
Computational Models for Nanosecond Laser Ablation 24-03-2016 Dr. Harihar Khanal (Department of Mathematics Embry-Riddle Aeronautical University, Florida, USA)

Nonnegative tensors and their applications
17-03-2016 Dr. Rajesh Kannan​ (Postdoc, University of Manitoba, Canada)

Continuous Computation and Applications
10-03-2016 Dr. Jaikrishnan J (IIT Madras)

GNS-Pair: Construction and Applications
03-03-2016 Dr. Sumesh K (Postdoc, IMSc. Chennai)
Compact Operators and Hilbert Scale in Ill-Posed Problems 25-02-2016 Prof. M. T. Nair (Head, Department of Mathematics, IITM)

Korovkin's Theorem: Revisited
18-02-2016 Prof. S. Kesavan (Department of Mathematics, IITM)

Natural numbers using Peano’s Axioms
11-02-2016 Prof. V. Raghavendra, (Formerly with Department of Mathematics & Statistics IIT Kanpur)

Srinivasa Ramanujan his life and his work
04-02-2016 Prof. Michel Waldschmidt (Pierre et Marie Curie University, Paris)

Brownian random times : Regeneration and Reversal
28-01-2016 Prof. B. Rajeev (Theoretical Statistics and Mathematics Unit ISI Bangalore)

Inverse Positivity of Interval Matrices
21-01-2016 Prof. K. C Sivakumar (Department of Mathematics, IIT Madras)
Several Complex Variables and the Bergman Projection 14-01-2016 Dr. Sivaguru Ravisankar, TIFR, Mumbai
Hypocoercivity and geometric control conditions in kinetic theory 12-01-2016 Dr. Harsha Hutridurga (DPMMS, Center for Mathematical Sciences, University of Cambridge)

Python for Finance
15-10-2015 Dr. Arun Kumar. (IIT Madras)

The Scaling Method of Pinchuk
08-10-2015 Dr. Jaikrishnan J. (IIT Madras)
Modeling of alternate stable states in ecological systems 01-10-2015 Dr. Sarath Sasi

Primes are in P
24-09-2015 Sounak Mishra
Tensor action and classification of thick subcategories. 15-09-2015 Dr. Umesh Dubey, INSPIRE faculty fellow in IISc. (currently visiting IMSc)

Erdos Magic
10-09-2015 Dr. N Narayanan, IIT Madras

Mechanising Mathematics
03-09-2015 Dr. T.V.H.Prathamesh (Postdoctoral fellow, IMSc)
The diophantine equation y2 = x8 + x4 + x2 and modern arithmetic geometry 27-08-2015 Prof. Loic Merel, Université Paris Diderot - Paris VII

Aspects of zeta functions over function fields
20-08-2015 Dr.Ignazio Longhi(Xi'an Jiaotong-Liverpool University)
Bimodules Over Regular Subalgebras of Von Neumann Algebras 13-08-2015 Prof. Jan Cameron (Professor of Mathematics, Vassar College New York)
An exposition of results related to cancellation problems 23-04-2015 Dr. Sarang S.Sane (Department of Mathematics, IIT Madras )
Uniform continuity of the product of real functions 16-04-2015 Prof. Gerald Beer (California State University, Los Angeles, USA)
Globally Convex Variational Methods in Computer Vision 09-04-2015 Dr. Surya Prasath (University of Missouri, Columbia USA)

Real elements in groups of type F4
26-03-2015 Dr. Anirban Bose (Institute of Mathematical Sciences Chennai)

Factorization of holomorphic eta quotients
19-03-2015 Dr. Soumya Bhattacharya (Centro Internazionale per la Ricerca Matematica, Trento)

On Geometry of Self-Similar Curves
05-03-2015 Dr. Andrei V. Tetenov (Gorno-Altaisk State University, Russia)

Proper holomorphic mappings of balanced domains
26-02-2015 Dr. J. Jaikrishnan (Department of Mathematics, IIT Madras )
Modular Class of a Lie algebroid with a Nambu Structure 05-02-2015 Dr. Shilpa Gondhali( University of Haifa, Israel)