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Calculating Seiberg-Witten invariants and examples of small 4-manifolds with infinitely many distinct smooth structures

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Speaker: 
Paul Kirk
Affiliation: 
Indiana U, Bloomington/MPIM
Date: 
Wed, 2015-11-11 12:15 - 13:45
Location: 
MPIM Lecture Hall
Parent event: 
IMPRS Minicourse

I'll describe what Seiberg-Witten invariants of 4-manifolds are, recall several theorems which are used to compute them, and give examples of simply connected 4 manifolds with small 2nd homology which admit infinitely many smooth structures.

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