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

invariant saltman isometries brauer motivic versal invariants surfaces rost galois orthogonal field theory adic projective homogeneous algebraic varieties elliptic pezzo curves

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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

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

Play Episode Listen Later Jun 14, 2011 38:11

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Lifting Brauer classes to function fields of p-adic curves

Play Episode Listen Later Jun 14, 2011 30:37

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Transcendental Brauer elements and descent on elliptic surfaces

Play Episode Listen Later Jun 10, 2011 32:31

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Incompressibility of generic orthogonal Grassmannians

Play Episode Listen Later Jun 10, 2011 40:31

generic orthogonal

Families of quartic del Pezzo surfaces

Play Episode Listen Later Jun 10, 2011 40:50

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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

fields function variable squares sums

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

groups finite invariants

Zero cycles on principal homogeneous spaces

Play Episode Listen Later Jun 10, 2011 7:23

principal spaces cycles homogeneous

An algebraic approach to tropical mathematics

Play Episode Listen Later Jun 10, 2011 40:52

mathematics tropical algebraic

Equations in simple algebras

Play Episode Listen Later Jun 10, 2011 39:54

simple equations

Saltman’s meteorology

Play Episode Listen Later Jun 10, 2011 36:18

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

Play Episode Listen Later Jun 10, 2011 45:12

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Triality, from projective geometry to cohomology

Play Episode Listen Later Jun 10, 2011 34:48

geometry projective

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

global local principles curves arithmetic

The Grothendieck gamma filtration and the Rost invariant

Play Episode Listen Later Jun 10, 2011 40:07

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Essential dimension in algebra

Play Episode Listen Later Jun 10, 2011 48:06

essential dimension algebra

Isometries of quadratic spaces

Play Episode Listen Later Jun 10, 2011 37:55

spaces quadratic isometries

Saltman’s generic Galois extensions and problems in field theory

Play Episode Listen Later Jun 10, 2011 52:49

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