CRM: Centro De Giorgi
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Minicourses of the session "Lie Theory and Representation Theory"

course: An illustrated guide to perverse sheaves -Minicourses of the session "Lie Theory and Representation Theory" (2015)

speaker: Geordie Williamson (University of Sidney)

abstract: This mini-course will be an introduction to perverse sheaves, with emphasis on examples from representation theory. It will be a course full of pictures and examples, with the aim of trying to get some feeling for the fundamentals of perverse sheaves: t-structures and gluing, intersection cohomology complexes, the decomposition theorem, vanishing and nearby cycles. As a grand finale I hope to cover de Cataldo and Migliorini's proof of the decomposition theorem. Although the most important concepts will be recalled, I will assume a basic knowledge of sheaves and derived categories. (If you have never worked with sheaves, cohomology or derived categories before the learning curve will be steep.)


timetable:
Mon 19 Jan, 10:00 - 12:00, Aula Dini
Wed 21 Jan, 10:00 - 12:00, Aula Dini
Fri 23 Jan, 10:00 - 12:00, Aula Dini
Mon 26 Jan, 10:00 - 12:00, Aula Dini
Wed 28 Jan, 10:00 - 12:00, Aula Dini
Fri 30 Jan, 10:00 - 12:00, Aula Dini
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