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parties 1 et 2

Table of contents

Preface
Joseph Tapia; Alexei Skorobogatov; Alexandre Varchenko
Vertex algebroids à la Beilinson-Drinfeld
Fyodor Malikov
Eisenstein series and quantum groups
D. Gaitsgory
The dual boundary complex of the SL 2 character variety of a punctured sphere
Carlos Simpson
The Berkovits Complex and Semi-free Extensions of Koszul Algebras
Imma Gálvez; Vassily Gorbounov; Zain Shaikh; Andrew Tonks
Harish-Chandra’s c-function; 50 years later
Simon Gindikin
Speculations on the mod p representation theory of p-adic groups
Michael Harris
Explicit Reconstruction in Quantum Cohomology and K-Theory
Alexander Givental
Refined composite invariants of torus knots via DAHA
Ivan Cherednik; Ross Elliot
Microlocal sheaves and quiver varieties
Roman Bezrukavnikov; Mikhail Kapranov
Symbolic Dynamics, Modular Curves, and Bianchi IX Cosmologies
Yuri Manin; Matilde Marcolli
Arithmetical modular forms and new constructions of p-adic L-functions on classical groups
Alexei Panchishkin
Formality theorem and bialgebra deformations
Vladimir Hinich; Dan Lemberg
Systèmes de points dans les dg-catégories saturées
Bertrand Toën; Michel Vaquié
Exponential complexes, period morphisms, and characteristic classes
A. B. Goncharov
Diffusions with polynomial eigenvectors via finite subgroups of O(3)
Dominique Bakry; Xavier Bressaud