In this note we prove that, for any n in N, there exist
a smooth 4–manifold, homotopic to a K3 surface, defined by
applying the link surgery method of Fintushel–Stern to a certain
2–component graph link, which admits n inequivalent symplectic
structures.
Keywords
Symplectic topology, 4–manifolds,
Seiberg–Witten theory
Received: 12 December 2000
Revised: 19 February 2001
Accepted: 20 March 2001
Published: 24 March 2001
Proposed: Ronald Fintushel
Seconded: Robion Kirby, Ronald Stern