Exotic Smooth Structures on Small 4-Manifolds
Geometric Topology
2009-11-13 v4 Symplectic Geometry
Abstract
Let M be either CP^2#3CP^2bar or 3CP^2#5CP^2bar. We construct the first example of a simply-connected symplectic 4-manifold that is homeomorphic but not diffeomorphic to M.
Cite
@article{arxiv.math/0701664,
title = {Exotic Smooth Structures on Small 4-Manifolds},
author = {Anar Akhmedov and B. Doug Park},
journal= {arXiv preprint arXiv:math/0701664},
year = {2009}
}
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11 pages