Fall 2016 | Colloquia Posters | |

Nov 02, 16:00-17:00 | K.-I. Watanabe, Nihon University, Japan | Core of certain integrally closed ideals in a 2-dimensional local ring and a new characterization of rational singularities |

Oct 13, 16:00-17:00 | Victoria Hoskins, Freie University Berlin | Stratifications in moduli theory |

October 05, 16:00-17:00 | Tony Puthenpurakal, IIT Bombay, | Brauer-Thrall Conjectures and Commutative Algebra |

August 31, 16:00-17:00 | Parthanil Roy, Indian Statistical Institute | Extreme value theory for stable random fields indexed by finitely generated free groups |

August 17, 16:00-17:00 | Bruce Hajek, University of Urbana-Champaigne | Bounds Implied by Drift and Applications |

July 28, 16:00-17:00 | R. V. Gurjar, Iowa State University | Glivenko Cantelli theorems |

July 21, 16:00-17:00 | R. V. Gurjar, IIT Bombay | Reductive Group Actions on Affine and Local Rings |

July 13, 16:00-17:00 | Avinash Sathaye, Univ. of Kentucky, Lexington | Sub-principle Planes |

July 05, 16:00-17:00 | Markus Brodmann, Institut für Mathematik, Universität Zürich | Bounding cohomology of coherent sheaves over projective schemes |

Spring 2016 | Colloquia Posters | |

May 11, 16:00-17:00 | Maneesh Thankur, Stat-Math Unit, ISI Delhi | R-triviality of some (exceptional) algebraic groups |

April 27, 16:00-17:00 | Souvik Goswami, School of Mathematics, TIFR Mumbai | Algebraic cycles |

April 21, 11:30-12:30 | Omprokash Das, School of Mathematics, TIFR Mumbai | Mori Program or Minimal Model Program (MMP) in Higher Dimension. |

April 13, 16:00-17:00 | Jon Aronson, Tel Aviv University | Distributional limits of positive, ergodic stationary processes and infinite ergodic transformations |

April 06, 16:00-17:00 | Dipendra Prasad, School of Mathematics, TIFR Mumbai | Arithmetically equivalent number fields, and its refinement |

March 30, 14:15-15:15 | Jaydeb Sarkar, Stat-Math Unit, ISI Bangalore | Module Approach to Operator Theory. |

March 23, 16:00-17:00 | N.S.N. Sastry, Indian Statistical Institute, Bangalore | Ovoids in projective 3-space |

March 16, 16:00-17:00 | Jasbir S Chahal, Brigham Young University, Provo, Utah | Two applications of the arithmetic of elliptic curves |

March 09, 16:00-17:00 | M.S. Raghunathan, IIT Bombay | Morphisms of affine curves into homogeneous spaces |

March 02, 16:00-17:00 | T.E.S Raghavan, University of Illinois at Chicago | Perron-Frobenius Theorem and a theorem of M.G. Krein on Positive Operators via Game Theory |

February 24, 14:30-15:30 | Nitin Nitsure, TIFR, Mumbai | The Narasimhan-Seshadri Theorem revisited |

February 24, 11:30-12:30 | C.S. Dalawat, HRI | Tame ramification and group cohomology |

February 22, 11:30-12:30 | Manjunath Krishnapur, IISc, Bangalore | Zeros of random analytic functions |

February 17, 16:00-17:00 | Martin Kreuzer, Univ. of Passau, Germany | Linear Algebra 1.5 |

February 3, 16:00-17:00 | Bhalchandra Thatte, Federal University of Minas Gerais, Belo Horizonte, Brazil | The maximum agreement subtree problem |

January 27, 16:00-17:00 | Peter Beelen, Technical University of Denmark | Affine Grassmann codes |

January 20, 16:00-17:00 | Sudhir Kulkarni, IIT Madras | The Nullity Theorem, its Generalization and Applications |

January 13, 16:00-17:00 | Manas Rachh, Yale University | Quadrature by Expansion |

January 6, 16:00-17:00 | M. Ram Murty, Queens University | New directions in Sieve Theory |

Fall 2015 | Colloquia Posters | |

November 18 15:00-16:00 | T N Venkataramana, TIFR Mumbai | Monodromy of certain cyclic covers of the projective line |

November 4 16:00-17:00 | Indranil Biswas, TIFR Mumbai | A construction of a universal connection |

October 28 15:00-16:00 | K. V. Subrahmanyam, CMI Chennai | Invariants of several matrices under SL(n) \times SL(n)-action |

October 14 16:00-17:00 | Sandeep Juneja, TIFR Mumbai | Large deviations, selecting the best population and multi-armed bandit methods |

October 7, 16:00-17:00 | Radhika Ganapathy, TIFR Mumbai | Applications of the Deligne-Kazhdan philosophy to the Langlands correspondence for split classical groups |

September 30, 16:00-17:00 | M. Vanninathan, TIFR CAM, Bangalore | The G-closure Problem |

September 23, 16:00-17:00 | Pralay Chatterjee, IMSc Chennai | Abstract homomorphisms of linear algebraic groups |

September 16, 16:00-17:00 | Ritwik Mukherjee, TIFR Mumbai | Enumerative Geometry of rational cuspidal curves on del-Pezzo surfaces |

September 9, 16:00-17:00 | Rahul Roy, ISI Delhi | The Brownian web |

September 2, 16:00-17:00 | Sivaguru Ravisankar, TIFR Mumbai | Boundary Geometry and Function Theory in $\mathbb{C}^n$ |

August 26, 16:00-17:00 | R. Parimala, Emory University | Local-global principles for homogeneous spaces over function fields of p-adic curves |

August 19, 16:00-17:00 | Krishna B. Athreya, Iowa State University | Asymptotics of sums of powers of binomial coefficients |

August 12, 16:00-17:00 | Anand Sawant, Ludwig Maximilians Universität | Rationality questions for algebraic groups and homotopy theory of algebraic varieties |

August 5, 16:00-17:00 | Abhijit Champanerkar, College of Staten Island and The Graduate Center, CUNY | Density spectra for knots |

July 29, 16:00-17:00 | Jayadev Athreya, University of Illinois | The Erdos-Szusz-Turan distribution for equivariant point processes |

July 1, 16:00-17:00 | M. Ram Murty, Queens University | Consecutive squarefull numbers |

Spring 2015 | Colloquia Posters | |

April 15, 16:00-17:00 | C. S. Rajan, TIFR Mumbai | Groups via Conjugacy Classes |

April 01, 15:00-16:00 | A. Raghuram, IISER Pune | Cohomology of Arithmetic Groups |

March 25, 14:30-15:30 | R. Sridharan, CMI | Otto Hölder - A Multifaceted Mathematician |

March 18, 15:00-16:00 | Murali Srinivasan, IIT Bombay | Counting Using Commutation Relations |

March 04, 15:00-16:00 | Vidar Thomée, Chalmers University of Technology | On Positivity Preservation in Finite Element Methods for the Heat Equation |

February 25, 16:00-17:00 | Carsten Carstensen, Humboldt University | Axioms of Adaptivity |

February 18, 16:00-17:00 | V. Kumar Murty, University of Toronto | Rational Points on Elliptic Curves |

February 11, 16:00-17:00 | Shilpa Gondhali, University of Haifa | Modular Class of a Lie algebroid with a Nambu Structure |

February 04, 16:00-17:00 | Krishna Athreya, Iowa State University | Estimation of an integral on R using Brownian Motion and its local times |

January 29, 17:15-18:30 | Nitin Nitsure, TIFR Mumbai | Euclidean Geometry, Analysis and Physics |

January 28, 16:00-17:00 | Mario Ahues, Université Jean Monnet | On Condition Numbers of Bases |

January 21, 16:00-17:00 | Peter Beelen, Technical University of Denmark | Curves with many rational points: the latest on Ihara's constant |

January 14, 16:00-17:00 | Manoj Gopalkrishnan, TIFR Mumbai | The Geometry of Reaction Networks |

January 07, 16:00-17:00 | S. M. Srivastava, ISI Kolkota | Ultraproduct of models and an application to algebra |

December 31, 16:00-17:00 | Mahan Mj, RKM Vivekananda University | 3-manifolds and (quasi) projective varieties |

Fall 2014 | Colloquia Posters | |

November 26, 17:15-18:30 | Michel Waldschmidt, Institut de mathématiques de Jussieu | Multiple Zeta Values: a Survey |

November 19, 16:00-17:00 | Alex Gorodnik, University of Bristol | Diophantine approximation by orbits |

November 12, 16:00-17:00 | Patrice Philippon, Institut de Mathématiques de Jussieu | Algebraic independence theory, an overview |

November 05, 16:00-17:00 | Sarang Sane, IIT Madras | On an equivalence of derived categories |

October 29, 16:00-17:00 | Nutan Limaye, IIT Bombay | Proof complexity and proof systems |

October 07, 16:00-17:00 | Madhu Sudan, MSR-NE | Limits of local algorithms over sparse random graphs |

October 01, 16:00-17:00 | Ritabrata Munshi, TIFR Mumbai | Counting rational points on intersection of two quadrics |

September 24, 16:00-17:00 | Muthu Krishnamurthy, University of Iowa | Converse Theorems |

September 17, 16:00-17:00 | Baskar Balasubramanyam, IISER Pune | Special values of adjoint L-functions and congruences between automorphic forms |

September 10, 16:00-17:00 | Samik Basu, RKM Vivekananda University | Homotopy Groups and Closed Geodesics on 4-manifolds |

September 03, 16:00-17:00 | Ramesh K, IIT Bombay | Smooth Structures on Hyperbolic Manifolds |

August 27, 16:00-17:00 | Gugan Thoppe, TIFR Mumbai | Topology of a Randomly Evolving Erdos Renyi Graph |

August 20, 16:00-17:00 | Tony Puthenpurakal, IIT Bombay | Cohen-Macaulay rings of finite representation type |

August 13, 16:00-17:00 | M. Ram Murty, Queens University | Ramanujan expansions and twin primes |

August 06, 16:00-17:00 | Krishna B. Athreya, Iowa State University | Regenerative sequence Monte Carlo methods for improper target distributions |

July 30, 16:00-17:00 | Dinesh Thakur, University of Rochester | Congruences, Derivatives and Euler constant |

July 23, 16:30-17:30 | Vamsi Pingali, Johns Hopkins University | Computing Teichmüller maps between polygons |

July 04, 16:00-17:00 | Hyman Bass, University of Michigan | Fewest Pieces of Cake, and Isoperimetric Square Tilings of Rectangles |

Spring 2014 | Colloquia Posters | |

April 17, 16:00-17:00 | S. G. Dani, IIT Bombay | Introducing Ya. G. Sinai |

April 16, 17:05-18:05 | Roger Wiegand, University of Nebraska | Non-uniqueness of direct-sum decompositions |

April 09, 16:00-17:00 | S. Ramanan, Chennai Mathematical Institute | Quadric Geometry and Vector Bundles on Curves |

April 02, 16:00-17:00 | Satadal Ganguly, ISI Kolkota | Oscillations in Arithmetic Sequences |

March 26, 16:00-17:00 | Nikhil Srivastava, Microsoft Research | The Solution of the Kadison-Singer Problem |

March 19, 16:00-17:00 | Graeme Fairweather, Colorado School of Mines | Alternating Direction Implicit Orthogonal Spline Collocation Methods for Time-Dependent Problems |

March 12, 16:00-17:00 | S. M. Bhatwadekar, Bhaskaracharya Pratishthana | Projective modules over the kernel of a locally nilpotent derivation on an affine space |

March 05, 16:00-17:00 | A. Raghuram, IISER Pune | From Calculus to Number Theory |

February 26, 16:00-17:00 | M. S. Raghunathan, IIT Bombay | Imbedding Harish-Chandra Modules in Principal Series |

February 19, 16:00-17:00 | E. K. Narayanan, IISc Bangalore | Bounded hypergeometric functions associated to root systems |

February 13, 16:00-17:00 | Ravi Ramakrishna, Cornell University | Galois Representations |

February 05, 16:00-17:00 | Krishna B. Athreya, Iowa State University | Statistical estimation of integrals w.r.t. infinite measures |

January 29, 16:00-17:00 | Anish Ghosh, TIFR Mumbai | Effective Density of Lattice Orbits |

January 15, 16:00-17:00 | N. Saradha, TIFR Mumbai | Number of representations of integers by binary forms |

January 08, 17:15-18:30 | M. Ram Murty, Queen's University | Ramanujan and the Zeta Function |

Fall 2013 | Colloquia Posters | |

December 04, 16:00-17:00 | Athanase Papadopoulos, Université de Strasbourg | Mapping Class Groups of Surfaces |

November 27, 16:00-17:00 | Yakov Eliashberg, Stanford University | From Holonomic Approximation to Convex Integration: Introduction to the h-Principle |

November 21, 16:00-17:00 | M. Ram Murty, Queen's University | Special values of L-functions |

November 20, 16:00-17:00 | S. G. Dani, IIT Bombay | Primitive Solutions for Khintchine-Groshev Type Metric Diophantine Problems |

November 19, 16:00-17:00 | Régis Marchiano, Université Pierre et Marie Curie | Singular Nonlinear Acoustics |

November 13, 16:00-17:00 | Eknath Ghate, TIFR Mumbai | Reductions of Galois Representations via the mod p LLC |

September 09, 15:30-16:30 | Anandaswarup Gadde, University of Melbourne | Decompositions of groups and 3-manifolds |

August 12, 14:30-15:30 | Devadatta Kulkarni, General Motors, USA | My journey with determinants: discriminating and counting |

July 31, 15:30-16:30 | R. Parimala, Emory University | Quadratic forms and Galois cohomology |

July 22, 15:00-16:00 | Vasudeva Murthy, TIFR Bangalore | Dispersion and dissipation with the Hilbert transform: a tale of numerics and analytics |

Spring 2013 | ||

June 18, 11:00-12:00 | M. Ram Murty, Queen's University | The twin prime problem (after Yitang Zhang) |

April 19, 17:30-18:30 | V. S. Sunder, IMSc Chennai | Continuous versions of eigenvalue inequalities |

March 11, 17:00-18:00 | Ulrich Pinkall, Technische Universität Berlin | Decomposing smoke into smoke rings |

March 08, 16:00-17:00 | Ulrich Pinkall, Technische Universität Berlin | Navigating the space of surfaces |

March 06, 16:00-17:00 | Bill Casselman, University of British Columbia | Polish enigma |

February 27, 16:00-17:00 | Shanta Laishram, ISI Delhi | Irreducibility of generalized Hermite-Laguerre Polynomials |

February 19, 17:15-18:15 | Xavier G Viennot, University of Bordeaux | Trees in various sciences |

February 13, 16:00-17:00 | Frits Beukers, Universiteit Utrecht | The art of irrationality proving |

January 15, 15:00-16:00 | Andrej Dujella, University of Zagreb | Diophantine m-tuples and generalisations |

Fall 2012 | ||

December 04, 16:00-17:00 | M. Ram Murty, Queens University | Automorphy and the Sato-Tate conjecture |

July 04, 16:00-17:00 | David Gabai, Princeton University | Recent results in 3-manifold theory |

Spring 2012 | ||

April 27, 11:00-12:00 | Maneesh Thakur, ISI Delhi | Genus number of algebraic groups |

April 02, 16:00-17:00 | Prachi Mahajan, IIT Bombay | Some aspects of the Kobayashi and Caratheodory metrics on pseudoconvex domains in C^{n} |

February 01, 15:30-17:00 | Vidar Thomee, Chalmers Univ. of Technology | On the lumped mass finite element method for parabolic problems |

January 12, 15:30-17:00 | Neela Nataraj, IIT Bombay | A posteriori error estimation in finite element analysis |

January 11, 15:30-17:00 | M. Ram Murty, Queen's University | The partition function revisited |

January 02, 15:30-17:00 | S. S. Abhyankar, Purdue University | Curvetts and the Jacobian Problem |

Fall 2011 | ||

November 28, 16:00-17:00 | Upendra Kulkarni, Chennai Mathematics Institute | Representations of the general linear and symmetric groups |

November 09, 16:00-17:00 | Alexei Stepanov, UIUC | Multiple relative commutator formula |

November 02, 16:00-17:00 | Manoj Kummini, Chennai Mathematical Institute | Vector bundles on projective spaces and modules over polynomial rings |

October 24, 17:00-18:00 | M. K. Srinivasan, IIT Bombay | Explicit block diagonalization |

September 14, 16:30-17:30 | Ravi Raghunathan, IIT Bombay | Subconvexity and quantum unique ergodicity |

August 30, 16:30-17:30 | Kartik Prasanna, University of Michigan, Ann Arbor | Algebraic cycles and p-adic L-functions |

August 17, 15:30-16:30 | Jayant Deshpande, IIT Bombay | Probability distributions for load sharing systems |

Spring 2011 | ||

March 29, 11:30-12:30 | M. S. Narasimhan, IISc Bangalore | Algebraic geometry and analysis |

March 10, 15:00-17:00. | Boris Apanasov, University of Oklahoma, Norman | Real and complex hyperbolic geometry |

January 28, 11:30-12:30 | Rajeeva Karandikar, Chennai Mathematical Institute | Markov chains with periodic transition probabilities |

January 28 3:45-4:45 p.m | Navin Singhi, TIFR Mumbai | Mathematics used in daily life |

January 14 4:00-5:00 p.m | Peter Beelen, Technical University of Denmark | An introduction to towers of function fields |

Fall 2010 | ||

September 8, 15:30-16:30 | Alok Maharana, TIFR Mumbai | Cyclic multiple planes |

August 17, 15:00-17:00 | Thomas Farrell, University of Binghamton | Exotic spheres and moduli of negative curvature Riemannian metrics on smooth manifolds. |

August 11, 16:00-17:00 | Anish Ghosh, University of East Anglia | Spectral gap in ergodic theory and number theory |

July 21, 16:00-17:00 | Sinnou David, Université Pierre et Marie Curie | On Lehmer's problem |

July 13, 16:00-17:00 | Manoj Kummini, Purdue University | Arithmetic rank of ideals |

Spring 2010 | ||

May 19 16:30-17:30 | M. S. Raghunathan, TIFR Mumbai | Construction of hyperbolic groups |

April 21 16:00-17:00 | B.Sundar Rajan, IISc Bangalore | Algebraic space-time codes |

April 07 16:00-17:00 | Jaydeep Chipalkatti, University of Manitoba | Three thousand two hundred and sixty four |

February 11 16:00-17:00 | Amin Sofi, University of Kashmir | Nuclearity and Hilbert spaces |

January 18, 17:00-18:00 | Rituparna Sen, UC Davis | Option pricing and hedging in the incomplete market |

Fall 2009 | ||

November 23, 17:15-18:30 | Rolf Jeltsch, ETH Zurich | Leonhard Euler - his Life, personality, discoveries and their impact today |

November 23, 11:30-12:30 | Rolf Jeltsch, ETH Zurich | CSE - 3rd approach and a new curriculum |

October 21, 17:15-18:15 | M. Ram Murty, Queen's University | Summation of infinite series |

October 20, 16:00-17:00 | M. Ram Murty, Queen's University | Special values of L-series |

August 26, 16:00-17:00 | Chintapalli Sobhan Babu, IIT Bombay | Subdivisions of graphs: a generalization of paths and cycles |

August 05, 16:00-17:00 | Manjul Bhargava, Princeton University | Class groups of number fields and the Cohen-Lenstra heuristics |

Spring 2009 | ||

April 01, 16:00-17:00 | Harish Seshadri, IISc Bangalore | Ricci flow and sphere theorems |

March 18, 14:30-15:30 | D. K. Ray-Chaudhuri, Ohio State University | Some thoughts on t-(v,k, λ) design and two prize problems |

March 04, 16:00-17:00 | Jaideep Mulherkar, University of California Davis | Implementing quantum gates using the Heisenberg ferromagnetic quantum spin chain |

February 11, 16:00-17:00 | S. R. S. Varadhan, Courant Institute | Scaling limit of large systems |

February 11, 14:30-15:30 | S. R. S. Varadhan, Courant Institute | Homogenization |

February 04, 16:00-17:00 | Henri Darmon, McGill University | Rational points on elliptic curves and cycles on modular varieties |

February 04, 14:30-15:30 | Anthony Bak, Universität Bielefeld | A historical review of the development of the structure of the general linear group over commutative rings and its impact on mathematics in general |

January 28, 15:00-16:00 | Hira L. Koul, Michigan State University | Model diagnostics via martingale transforms |

January 21, 15:00-16:00 | Abhijnan Rej, IIT Bombay | Motivic geometry of Feynman amplitudes |

January 14, 16:00-17:00 | Manjul Bhargava, Princeton University | Integer-valued polynomials and p-adic analysis |

January 07, 16:00-17:00 | Anish Ghosh, University of East Anglia | Diophantine approximation on varieties |

Fall 2008 | ||

December 03, 11:00-12:00 | Gennady Lyubeznik, University of Minnesota | Étale cohomology and topology of projective algebraic sets |

December 01, 16:30-17:30 | Ravindra B. Bapat, ISI New Delhi | Sperner's lemma and bandwidth |

November 26, 16:00-17:00 | Jaume Amorós, UPC-Barcelona | From the Calabi conjectures to the automorphism groups of complex manifolds |

November 12, 16:00-17:00 | Harish Pillai, IIT Bombay | A look at the weight hierarchy of Grassmann codes and allied problems |

October 15, 16:00-17:00 | Eric Wambach, IIT Bombay | Distinguished representations and geometry |

October 08, 16:00-17:00 | Tobias Schmidt, University of Münster | Analytic character spaces and p-adic representations |

September 19, 17:00-18:30 | Amartya K. Dutta, ISI Kolkata | History of ancient Indian mathematics: some thoughts |

September 17, 16:30-17:30 | John Coates, Cambridge University | Number theory, ancient and modern |

September 17, 15:00-16:00 | R. Alexandre, Universit'e d'Evry Val d'Essonne | Kinetic equations - short review |

September 10, 17:00-18:00 | Kishore B. Marathe, City University of New York | Physical mathematics |

August 20, 16:00-17:00 | Daniel Moskovich, TIFR Mumbai | Surgery Presentations of Coloured Knots and of their Covering Links |

August 06, 16:00-17:00 | Manjul Bhargava, Princeton University | Sums of squares and the "290-Theorem" |

July 30, 16:00-17:00 | Ravi. P. Rau, Louisiana State University | Possible links between physics problems in quantum computing and fibre bundles, projective geometry and coding/design theory |

July 23, 16:00-17:00 | Nitu Kitchloo, UC San Diego | Topology of Kac-Moody groups |