Ramification in Algebra and Geometry

Ramification in Algebra and Geometry

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Sampling of lectures from the conference Ramification in Algebra and Geometry, held at Emory University, 16-20 May 2011. The conference brought together international experts to discuss topics such as the arithmetic of linear algebraic groups and homogeneous spaces; division algebras and the Brauer…

Department of Math/Computer Science


    • Jul 18, 2011 LATEST EPISODE
    • infrequent NEW EPISODES
    • 32m AVG DURATION
    • 23 EPISODES


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    Latest episodes from Ramification in Algebra and Geometry

    Unramified cohomology

    Play Episode Listen Later Jul 18, 2011 47:39


    Motivic decomposability of generalized Severi-Brauer varieties

    Play Episode Listen Later Jul 12, 2011 10:01


    Shells of twisted flag varieties and non-decomposibility of the Rost invariant

    Play Episode Listen Later Jun 14, 2011 38:11


    Lifting Brauer classes to function fields of p-adic curves

    Play Episode Listen Later Jun 14, 2011 30:37


    Transcendental Brauer elements and descent on elliptic surfaces

    Play Episode Listen Later Jun 10, 2011 32:31


    Incompressibility of generic orthogonal Grassmannians

    Play Episode Listen Later Jun 10, 2011 40:31


    Families of quartic del Pezzo surfaces

    Play Episode Listen Later Jun 10, 2011 40:50


    Versal torsors

    Play Episode Listen Later Jun 10, 2011 9:27


    Sums of squares in function fields in one variable

    Play Episode Listen Later Jun 10, 2011 10:09


    Unramified cohomology and Chow groups

    Play Episode Listen Later Jun 10, 2011 7:55


    Cohomological invariants of finite Coxeter groups

    Play Episode Listen Later Jun 10, 2011 9:26


    Zero cycles on principal homogeneous spaces

    Play Episode Listen Later Jun 10, 2011 7:23


    An algebraic approach to tropical mathematics

    Play Episode Listen Later Jun 10, 2011 40:52


    Equations in simple algebras

    Play Episode Listen Later Jun 10, 2011 39:54


    Saltman’s meteorology

    Play Episode Listen Later Jun 10, 2011 36:18


    Division algebras over function fields of surfaces—d’après Saltman

    Play Episode Listen Later Jun 10, 2011 45:12


    Triality, from projective geometry to cohomology

    Play Episode Listen Later Jun 10, 2011 34:48


    J-invariant and triality

    Play Episode Listen Later Jun 10, 2011 38:33


    Local-global principles for torsors over arithmetic curves

    Play Episode Listen Later Jun 10, 2011 37:21


    The Grothendieck gamma filtration and the Rost invariant

    Play Episode Listen Later Jun 10, 2011 40:07


    Essential dimension in algebra

    Play Episode Listen Later Jun 10, 2011 48:06


    Isometries of quadratic spaces

    Play Episode Listen Later Jun 10, 2011 37:55


    Saltman’s generic Galois extensions and problems in field theory

    Play Episode Listen Later Jun 10, 2011 52:49


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