PARITY SHEAVES AND THE HECKE CATEGORY GEORDIE WILLIAMSON Dedicated to Wolfgang Soergel, in admiration. “. . . we’re still using your imagination. . . ” (L. A. Murray)

First Page		Document Content
Date: 2018-07-28 17:09:47 Algebra Abstract algebra Mathematics Homological algebra Algebraic geometry Sheaf theory Cohomology theories Representation theory KazhdanLusztig polynomial tale cohomology Sheaf DeligneLusztig theory		PARITY SHEAVES AND THE HECKE CATEGORY GEORDIE WILLIAMSON Dedicated to Wolfgang Soergel, in admiration. “. . . we’re still using your imagination. . . ” (L. A. Murray) Add to Reading List Source URL: eta.impa.br Download Document from Source Website File Size: 368,03 KB Share Document on Facebook

	CATEGORIES AND HOMOLOGICAL ALGEBRA Exercises for April 26 Exercise 1. Let R be a principal ideal domain. If M is a finitely generated R-module, show that M is a projective R-module ⇐⇒ M is a free R-module ⇐⇒ M is DocID: 1viEZ - View Document
	CATEGORIES AND HOMOLOGICAL ALGEBRA Exercises for March 22 Names for some categories: Category DocID: 1v9w0 - View Document
	CATEGORIES AND HOMOLOGICAL ALGEBRA Exercises for February 8 and February 15 These are the exercises for the first two weeks. Hand in Exercises: 7 and 8, to be handed in no later than Monday, February 19 at 13:00. DocID: 1uZ8w - View Document
	CATEGORIES AND HOMOLOGICAL ALGEBRA Exercises for March 1 Names for some categories: Category DocID: 1uzZ5 - View Document
	The Concise Handbook of Algebra, Kluwer Publ), H.6 Homological Characterization of Rings: The Commutative Case Sarah Glaz DocID: 1us8p - View Document