Homotopy 4-spheres and surgery on 2-tori

Daniel Nash (Renyi Institute)

Monday 18th April, 2011 16:00-17:00 Mathematics Building, room 204


Several recent papers have revived interest in the smooth counterpart to the Poincare conjecture in four dimensions (SPC4). We use the generalised log transform (torus surgery) procedure as a means to study SPC4 from various approaches.

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