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Colloquium 1:
Time, Day, Date: 23rd October, Wednesday 4:00 pm
Venue ; Ramanujan Hall
Speaker: S.K. Roushon
Title : On the affine Artin group of type \tilde B_n
Abstract : We give a positive answer to a question of Bestvina by showing
that the group in the title is virtually poly-free. Our method also gives
another solution to the K(\pi, 1) problem in this case. This is a joint
work with Li Li.