This is the third of five papers that construct an isomorphism between the embedded
contact homology and Seiberg–Witten Floer cohomology of a compact 3–manifold
with a given contact 1–form.
Received: 15 November 2008
Revised: 11 May 2010
Accepted: 1 June 2010
Published: 15 December 2010
Proposed: Rob Kirby
Seconded: Danny Calegari, Peter Ozsváth