Chennai Mathematical Institute

Seminars




Seminars for the year 2014
  • 10-12-14
    3.30 pm, Seminar Hall
    CMI Silver Jubilee Lecture
    Cut-offs in Parameterized Verification(Abstract)
    Parosh Aziz Abdulla
    Uppsala University, Sweden.

  • 05-12-14
    3.00 - 3.45 pm; 3.45 - 4.00 pm (break for coffee); 4.00 - 4.45 pm, Seminar Hall
    Found in Translation: Rediscovering Classical Indian Mathematics(Abstract)
    Glen Van Brummelen, Quest University, Canada, Clemency Montelle, University of Canterbury, New Zealand, Kim Plofker, Union College, Schenectady, NY, USA, Gautami Bhowmik, Lille University, France


  • 03-12-14
    3.30 pm, Seminar Hall
    CMI Silver Jubilee Lecture
    Algebraic and other approximations of trigonometric functions in 12th-century Sanskrit astronomy(Abstract)
    Kim Plofker
    Union College, Schenectady, NY, USA.

  • 28-11-14
    2.00 pm, Seminar Hall
    QPTAS for Set Cover in geometric settings(Abstract)
    Rajiv Raman
    IIIT, Delhi.

  • 27-11-14
    3:30 pm, NKN Hall
    Higher-order Fourier analysis and applications(Abstract)
    Arnab Bhattacharyya
    IISc, Bangalore.

  • 27-11-14
    11:30 am, Lecture Hall 6
    PUBLIC VIVA-VOCE NOTIFICATION
    Some problems in sublinear algorithms(Abstract)
    Rameshwar Pratap Yadav
    Chennai Mathematical Institute.

  • 24-11-14
    12:00-1:00 pm, Lecture Hall 3
    Parameterized Complexity of CTL: A Generalization of Courcelle's Theorem(Abstract)
    Arne Meier
    Leibniz University, Hannover, Germany.

  • 20-11-14
    2:00 pm, Lecture Hall 5
    Verifying Synchronous Reactive Systems using Lazy Abstraction(Abstract)
    Kumar Madhukar
    TRDDC Pune and Chennai Mathematical Institute.

  • 20-11-14
    2.00 pm, Lecture Hall 3
    Cohomology of Schubert varieties and beyond(Abstract)
    K Paramasamy
    University of Toledo, USA.

  • 19-11-14
    3:30 pm, Seminar Hall
    CMI Silver Jubilee Lecture
    Modal Independence Logic(Abstract)
    Heribert Vollmer
    Univ. of Hannover, Germany.

  • 18-11-14
    2:00 pm, Seminar Hall
    Exploring parameterised complexity in computational topology(Abstract)
    Benjamin Burton
    Computational Geometry & Topology Group, University of Queensland, Australia.

  • 17-11-14
    3:30 pm, Seminar Hall
    Combinatorial identities arising from representation theory of affine Lie algebras using vertex-operator-theoretic techniques(Abstract)
    Debajyoti Nandi


  • 17-11-14
    2:00 pm, Seminar Hall
    Untangling knots using combinatorial optimisation(Abstract)
    Benjamin Burton
    Computational Geometry & Topology Group, University of Queensland, Australia.

  • 12-11-14
    3:30 pm, Seminar Hall
    CMI Silver Jubilee Lecture
    Mutual Information in One-Shot(Abstract)
    Jaikumar Radhakrishnan
    TIFR, Mumbai.

  • 10-11-14
    3:45 pm, Seminar Hall
    Results on metric fixed point theory(Abstract)
    T Esakkiappan


  • 05-11-14
    3:30 pm, Seminar Hall
    Some wighted zero sum problems(Abstract)
    Bhavin Moriya
    Chennai Mathematical Institute.

  • 30-10-14
    3:30 pm, Seminar Hall
    CMI Silver Jubilee Lecture
    The watchmaker's apprentice: building a synthetic genetic oscillator with parts borrowed from nature(Abstract)
    Mukund Thattai
    National Centre for Biological Sciences, Bangalore.

  • 29-10-14
    3:30 pm, Seminar Hall
    Schur-Weyl duality, diagram algebras and cellular algebras(Abstract)
    T. Geetha
    Chennai Mathematical Institute.

  • 28-10-14
    2.00 pm, Lecture Hall 3
    Renormalization group, secular term resummation and AdS (in)stability(Abstract)
    Oleg Evnin
    Chulalongkorn U. Bangkok.

  • 10-10-14
    3.30 pm, Seminar Hall
    CMI Silver Jubilee Lecture
    The ternary Goldbach conjecture(Abstract)
    R. Balasubramanian
    Director, Institute of Mathematical Sciences, Chennai.

  • 08-10-14
    3:30 pm, Seminar Hall
    CMI Silver Jubilee Lecture
    Approximate analysis of hybrid systems(Abstract)
    P S Thiagarajan
    National University of Singapore.

  • 25-09-14
    2.00 pm, Lecture Hall 4
    Non-perturbative and perturbative non-Fermi Liquids(Abstract)
    Shouvik Sur
    McMaster U.

  • 17-09-14
    3.30 pm, Seminar Hall
    QFT on manifolds with boundary: Edge states, Horizon states and stability(Abstract)
    T.R. Govindarajan
    Chennai Mathematical Institute.

  • 05-09-14
    2 pm, Seminar Hall
    Two applications of van der Waerden's theorem and some related questions(Abstract)
    Sukumar Das Adhikari
    Harish-Chandra Research Institute.

  • 04-09-14
    3.30 p.m., Seminar Hall
    CMI Silver Jubilee Lecture
    Feynman path integrals in the finite dimensional case and applications(Abstract)
    Prof. David Mumford
    Professor Emeritus of Applied Mathematics
    Brown University, U.S.A.

  • 03-09-14
    3.30 p.m. - 4.30 p.m., Seminar Hall
    CMI Silver Jubilee Lecture
    Mathematical Models of the Heavens: from yugas to chaos(Abstract)
    K. Madhava Sarma Memorial Distinguished Lecture
    Prof. David Mumford

    Professor Emeritus of Applied Mathematics
    Brown University, U.S.A.

  • 02-09-14
    3.30 p.m., Seminar Hall
    CMI Silver Jubilee Lecture
    Information theory and the analysis of language(Abstract)
    Prof. David Mumford
    Professor Emeritus of Applied Mathematics
    Brown University, U.S.A.

  • 20-08-14
    4:00 pm to 4:25 pm, Seminar Hall
    Division in Arithmetic circuits(Abstract)
    Nikhil Balaji
    Chennai Mathematical Institute.

  • 20-08-14
    3:30 pm to 3:55 pm, Seminar Hall
    On the Limits of Depth Reduction at Depth 3 Over Small Finite Fields(Abstract)
    Suryajith Chillara
    Chennai Mathematical Institute.

  • 13-08-14
    3:30 pm, Seminar Hall
    On Frobenius conjugacy class of some algebraic varieties over number fields(Abstract)
    Abhijit Laskar
    University of Regensburg, Germany.

  • 06-08-14
    3:30 pm, Seminar hall
    The u-invariant of function fields
    Prof R. Parimala
    Emory University.

  • 05-08-14
    3:30 pm, Seminar hall
    Introduction to Arithmetic Geometry(Abstract)
    Ashwin Deopurkar
    Columbia University.

  • 04-08-14
    3:30 pm, Seminar Hall
    Raising The Level For Automorphic Forms(Abstract)
    Aditya Karnataki
    Boston University.

  • 30-07-14
    2.00 pm, Lecture Hall 1
    Bivariant homology theories for noncommutative spaces(Abstract)
    Snigdhayan Mahanta
    University of Muenster.

  • 30-07-14
    12.00 noon, Lecture Hall 1
    Introduction to Schramm Loewner evolutions (SLE)(Abstract)
    Atul Shekhar
    Technical University, Berlin.

  • 25-07-14
    11:30 am, Lecture Hall 5
    On Rigorous Analysis of Factoring Algorithms(Abstract)
    Ramarathman Venkatesan
    Microsoft Research.

  • 17-07-14
    2.00 pm, Lecture Hall 1
    Arithmetic Jet Spaces and Differential Modular Forms(Abstract)
    Arnab Saha
    Australian National University.

  • 15-07-14
    11:30-12:50, Lecture Hall 1
    Toric Deligne-Mumford Stacks(Abstract)
    Anwesh Ray
    Chennai Mathematical Institute.

  • 15-07-14
    3.00 pm, Lecture Hall 6
    Rank-level duality and Conformal Blocks divisors on \bar{M}_{0,n}(Abstract)
    Swarnava Mukhopadhyaya
    University of Maryland.

  • 14-07-14
    3.00 pm, Lecture Hall 6
    Rank-level duality for conformal blocks of type so(2m+1)(Abstract)
    Swarnava Mukhopadhyaya
    University of Maryland.

  • 14-07-14
    11:30 am - 12:50 pm, Lecture Hall 1
    An Introduction to Algebraic Spaces and Stacks II(Abstract)
    Yashonidhi Pandey
    .

  • 10-07-14
    11:30 am - 12:50 pm, Lecture Hall 1
    An Introduction to Algebraic Spaces and Stacks(Abstract)
    Yashonidhi Pandey
    .

  • 04-07-14
    3:30-5:00 pm, Sminar Hall
    Rationality questions about principal bundles (Part 3)
    M.S. Raghunathan
    Head NCM, IIT Bombay.

  • 02-07-14
    3:30-5:00 pm, Sminar Hall
    Rationality questions about principal bundles (Part 2)
    M.S. Raghunathan
    Head NCM, IIT Bombay.

  • 30-06-14
    3:30-5:00 pm, Sminar Hall
    Rationality questions about principal bundles (Part 1)
    M.S. Raghunathan
    Head NCM, IIT Bombay.

  • 23-06-14
    11:50-1:05, Lecture Hall 1
    Floer cohomology
    Ankit Rai
    Chennai Mathematical Institute.

  • 19-06-14
    2:00-3:30 pm, Lecture Hall 6, MSc Thesis Defence
    Boij-Soederberg Theory
    Suprajo Das
    Chennai Mathematical Institute.

  • 18-06-14
    11:30 am, Lecture Hall 1, Thesis Defence
    Tropical Geometry and its Applications to Algebraic Geometry
    Akash Sengupta
    Chennai Mathematical Institute.

  • 13-05-14
    11.30 am, Sminar Hall
    A bit of arithmetic circuits : computation and complexity(Abstract)
    Nikhil Balaji
    Chennai Mathematical Institute.

  • 02-05-14
    PUBLIC VIVA-VOCE NOTIFICATION
    2:00 pm, Lecture Hall 6
    Hitchin pairs on a singular curve(Abstract)
    Pabitra Barik
    Chennai Mathematical Institute.

  • 25-04-14
    12 noon, Seminar Hall
    Toward a new way of computing Gromov-Witten invariants(Abstract)
    Robert Silversmith
    University of Michigan, Ann Arbor, USA.

  • 25-04-14
    11 am, Seminar Hall
    Moduli Spaces of maps between genus-zero curves, with specified ramification(Abstract)
    Rohini Ramadas
    University of Michigan, Ann Arbor, USA.

  • 11-04-14
    2.00 pm, Seminar Hall
    What can Gravitational Waves tell us about Short Gamma Ray Bursts(Abstract)
    K.G. Arun
    Chennai Mathematical Institute.

  • 09-04-14
    2.00 pm, Lecture Hall 4
    Limit Mixed Hodge Structures (Part 2)(Abstract)
    T.R. Ramadas
    Chennai Mathematical Institute.

  • 04-04-14
    2-3:30 pm, Lecture Hall 1
    Limit Mixed Hodge Structures (Part 1)(Abstract)
    T.R. Ramadas
    Chennai Mathematical Institute.

  • 03-04-14
    3:30 pm, Seminar Hall
    Three Lectures
    One motivation for categorical representation theory (Third Lecture - Colloquium)(Abstract)
    Sergey Arkhipov
    University of Aarhus, Denmark.

  • 02-04-14
    3.30 pm, Seminar Hall
    Survival Analysis Models in Credit Risk (Talk followed by a short presentation about analytics in Ford and a Q & A session)(Abstract)
    T.P.M. Fareed
    Ford Motor Credit Company, Chennai.

  • 02-04-14
    2:00 pm, Lecture Hall 4
    Three Lectures
    Introduction to Geometric Representation Theory 2 (Second Lecture)(Abstract)
    Sergey Arkhipov
    University of Aarhus, Denmark.

  • 01-04-14
    2:00 pm, Seminar Hall
    Three Lectures
    Introduction to geometric representation theory 1 (First Lecture)(Abstract)
    Sergey Arkhipov
    University of Aarhus, Denmark.

  • 26-03-14
    3:30 pm, Seminar Hall
    The origins of the axiomatic method: the conceptual framework of Aristotle's logic(Abstract)
    Sriram Nambiar


  • 26-03-14
    2:00 pm, Lecture Hall 4
    Equivariant Pieri rules for Isotropic Grassmannians(Abstract)
    Vijay Ravikumar
    TIFR, Mumbai.

  • 26-03-14
    11 am, Seminar Hall
    On the detection of the imprints of primordial gravitational waves on the CMB by BICEP2(Abstract)
    L. Sriramkumar
    IIT Madras.

  • 25-03-14
    3.30 PM, Seminar Hall
    Incompatibility and complementarity in quantum information theory(Abstract)
    Prabha Mandayam
    Institute of Mathematical Sciences, Chennai.

  • 24-03-14
    2:00 pm, Seminar Hall
    Central limit theorems for some random simplicial complexes(Abstract)
    Yogeshwaran
    Technion - Israel Institute of Technology, Israel.

  • 23-03-14
    2.00 pm, NKN Hall
    Power and Limitations of Opinion Polls(Abstract)
    Rajeeva Karandikar
    Chennai Mathematical Institute.

  • 23-03-14
    Physics Colloquium (Part of the CMI-Fiesta student festival activities)
    11 am, NKN Hall
    Search for a unified theory
    Ashoke Sen
    Harish-Chandra Research Institute, Allahabad.

  • 21-03-14
    2.00 pm, Seminar Hall
    The category $\mathcal O$ for quantum groups(Abstract)
    Henning Haahr Andersen
    University of Aarhus, Denmark.

  • 20-03-14
    3.30. pm, Seminar Hall
    Tilting modules for algebraic groups and quantum groups(Abstract)
    Henning Haahr Andersen
    University of Aarhus, Denmark.

  • 20-03-14
    2.00 pm, Seminar Hall
    Automorphism group of a Bott-Samelson variety(Abstract)
    B. Narasimha chary
    Chennai Mathematical Institute.

  • 19-03-14
    3.30 pm, Seminar Hall
    A frequency domain approach for the estimation of parameters of spatio-temporal stationary random processes(Abstract)
    Sourav Das
    Postdoc Fellow, National University of Singapore.

  • 19-03-14
    2.00 pm, Lecture Hall 4
    Quantum analogues of cohomology of line bundles on flag manifolds(Abstract)
    Henning Haahr Andersen
    University of Aarhus, Denmark.

  • 18-03-14
    3.30 pm, Seminar Hall
    Fernando-Mathieu classification of simple weight modules for quantum groups(Abstract)
    Dennis Hasselstrom Pedersen
    University of Aarhus, Denmark.

  • 18-03-14
    2.00 pm, Seminar Hall
    Fusion rings for quantum groups(Abstract)
    Troels Bak Andersen
    University of Aarhus, Denmark.

  • 17-03-14
    2.00 pm, Seminar Hall
    Introduction to quantum groups(Abstract)
    Troels Bak Andersen
    University of Aarhus, Denmark.

  • 13-03-14
    3:30 pm, Seminar Hall
    Inverse monoids and immersions of CW-complexes(Abstract)
    John Meakin
    Univresity of Nebraska-Lincoln, USA.

  • 12-03-14
    3.30 PM, Seminar Hall
    The Superposition Principle in Quantum Mechanics - did the rock enter the foundation surreptitiously?(Abstract)
    N.D. Hari Dass
    Chennai Mathematical Institute.

  • 11-03-14
    3.30 PM, Seminar Hall
    A pedagogical re-take on the spectral theorem(Abstract)
    V.S. Sunder
    Institute of Mathematical Sciences, Chennai.

  • 07-03-14
    3.30 pm, Lecture Hall 6
    Partial compactifications of Loop groups and moduli of $G$-bundles on curves(Abstract)
    Pablo Solis
    University of California, Berkeley.

  • 07-03-14
    2 pm -- 3.15 pm, Seminar Hall
    Lecture Series on the Algebraic Theory of Languages
    Algebraic theory of languages: Quantifier Alternation Hierarchy within FO(2) over Words.(Abstract)
    Pascal Weil
    CNRS and Universite de Bordeaux, France.

  • 06-03-14
    3:30 pm, Seminar Hall
    Scattering amplitude structures in higher spin theories(Abstract)
    Sudarshan Ananth
    IISER Pune.

  • 06-03-14
    2 pm -- 3.15 pm, Seminar Hall
    Lecture Series on the Algebraic Theory of Languages
    Algebraic theory of languages: Quantifier Alternation Hierarchy within FO(2) over Words.(Abstract)
    Pascal Weil
    CNRS and Universite de Bordeaux, France.

  • 05-03-14
    3.30-4.30 pm, Seminar Hall
    K. Lakshmanan Memorial Distinguished Lecture
    About the lattice of finitely generated subgroups of a free group(Abstract)
    Pascal Weil
    LaBRI, CNRS and University of Bordeaux, France.

  • 04-03-14
    2 pm -- 3.15 pm, Seminar Hall
    Lecture Series on the Algebraic Theory of Languages
    Algebraic theory of languages: Quantifier Alternation Hierarchy within FO(2) over Words.(Abstract)
    Pascal Weil
    CNRS and Universite de Bordeaux, France.

  • 26-02-14
    3:30 pm, Seminar Hall
    Some topics in Submodular Optimization - a survey(Abstract)
    Dr. Sambuddha Roy
    IBM Research, New Delhi.

  • 25-02-14
    3:30 pm, Seminar Hall
    On Graph Density(Abstract)
    Dr. Sambuddha Roy
    IBM Research, New Delhi.

  • 25-02-14
    2.00 pm, NKN Hall
    The Power of Priority Channel Systems(Abstract)
    Philippe Schnoebelen
    CNRS and ENS Cachan, France.

  • 21-02-14
    3.30-4.30 pm, Seminar Hall
    R.K. Rubugunday Distinguished Lecture
    The girth of graphs and the limits of two bit probes(Abstract)
    Jaikumar Radhakrishnan
    TIFR, Mumbai.

  • 20-02-14
    12 noon, Lecture Hall B
    Torelli-Tate type theorem for elliptic surfaces(Abstract)
    C.S. Rajan
    TIFR, Mumbai.

  • 19-02-14
    2.00 pm, NKN Hall
    The Power of Well-Structured Systems(Abstract)
    Philippe Schnoebelen
    CNRS and ENS Cachan, France.

  • 14-02-14
    2:00 pm, Seminar Hall
    Reading from her work(Abstract)
    Karen Jennings
    Writer.

  • 13-02-14
    12.00 noon, NKN Hall
    Some Applications of G_a-actions on Affine Varieties(Abstract)
    Amartya Kumar Dutta
    ISI, Calcutta.

  • 12-02-14
    3.30 pm, NKN Hall
    History of Galois Theory(Abstract)
    Amartya Kumar Dutta
    ISI, Calcutta.

  • 12-02-14
    3:30 PM, Seminar Hall
    First Selection Lemma for Various Geometric Objects(Abstract)
    Pradeesha Ashok
    The Department of Computer Science and Automation, IISc.

  • 12-02-14
    12:00 noon, Seminar Hall
    When is a formula invariant?(Abstract)
    Deepak Kapur
    University of New Mexico, USA.

  • 11-02-14
    2:00 pm, Seminar Hall
    Verifying Eventual Consistency of Optimistic Replication Systems(Abstract)
    Constantin Enea
    LIAFA, Univ. Paris Diderot - Paris 7.

  • 31-01-14
    2:00 pm, Seminar Hall
    Reading from his work(Abstract)
    Jeremy Tiang
    Singaporean writer and translator.

  • 30-01-14
    3.15 pm, Seminar Hall
    Quantum algebraic geometric Satake without tears
    Ben Elias
    MIT.

  • 30-01-14
    2 pm - 3 pm, Seminar Hall
    Perverse sheaves for dummies
    Ben Elias
    MIT.

  • 28-01-14
    3:30 pm, Seminar hall
    On the boundaries of the Arnold tongues(Abstract)
    Kuntal Banerjee
    HRI, Allahabad.

  • 22-01-14
    3.30 pm, Seminar Hall
    An introduction to Donaldson-Thomas invariants(Abstract)
    Barbara Fantechi
    SISSA, Trieste, Italy.

  • 22-01-14
    3.30 pm, Lecture Hall 6
    Honing priors - Bayesians' outlook on scientific judgements(Abstract)
    M. Subbiah
    Department of Mathematics, L N Government College Ponneri.

  • 17-01-14
    2:00 pm, Seminar Hall
    Reading from his work(Abstract)
    Jeremy Tiang
    Singaporean writer and translator.

  • 13-01-14
    2.00 pm, Seminar Hall
    Transverse-momentum Resummation
    Harikrishnan Ramani
    SUNY Stony Brook.

  • 13-01-14
    12 noon, Seminar hall
    Subadditivity of Maximal shifts in Free Resolutions(Abstract)
    Hema Srinivasan
    University of Missouri.

  • 10-01-14
    2.00 PM, Seminar Hall
    Introduction of T_{ik}: Einstein’s Real‘Biggest Blunder’?(Abstract)
    Ram Gopal Vishwakarma
    Zacatecas University, Mexico.

  • 09-01-14
    3.30 pm, Seminar Hall
    Are we analyzing microbiome data correctly? CoMicZ: A novel statistical framework to characterize microbial composition(Abstract)
    Siddhartha Mandal
    Department of Genes and Environment, Norwegian Institute of Public Health, Oslo, Norway.

  • 08-01-14
    2.00 pm, Seminar Hall
    On the Approximability of the Maximum Acyclic Subgraph problem(Abstract)
    Rajsekar Manokaran
    Theoretical Computer Science Group at KTH, Sweden.

  • 07-01-14
    2.00 pm, NKN Hall
    Theoretical Connections between Convex Optimization and Active Learning(Abstract)
    Aaditya Ramdas
    Carnegie Mellon University.

  • 07-01-14
    2.00-3.00, Seminar Hall
    Skein theory for finite depth sub-factor planar algebra(Abstract)
    Srikanth Tupurani
    A former Ph.d student from Institute of Mathematical Sciences, Chennai.

  • 06-01-14
    3.30pm, Seminar Hall
    Spin physics of new materials
    Shreyas Patankar
    UC Berkeley.