Stefan Friedl, Warwick

TITLE: Fibered 3-manifolds and symplectic 4-manifolds

ABSTRACT: Let N be a closed 3-manifold. In 1976 Thurston showed that if N is fibered, then S¹ x N is symplectic. We will show that the converse holds, i.e. if S¹ x N is symplectic, then N is fibered. This is joint work with Stefano Vidussi.