Approximating C0-foliations by contact structures

We show that any co-orientable foliation of dimension two on a closed orientable 3-manifold with continuous tangent plane field can be C 0 -approximated by both positive and negative contact structures unless all leaves of the foliation are simply connected. As applications we deduce that the existe...

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Veröffentlicht in:Geometric and functional analysis 2016, Vol.26 (5), p.1255-1296
1. Verfasser: Bowden, Jonathan
Format: Artikel
Sprache:eng
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Zusammenfassung:We show that any co-orientable foliation of dimension two on a closed orientable 3-manifold with continuous tangent plane field can be C 0 -approximated by both positive and negative contact structures unless all leaves of the foliation are simply connected. As applications we deduce that the existence of a taut C 0 -foliation implies the existence of universally tight contact structures in the same homotopy class of plane fields and that a closed 3-manifold that admits a taut C 0 -foliation of codimension-1 is not an L -space in the sense of Heegaard-Floer homology.
ISSN:1016-443X
1420-8970
DOI:10.1007/s00039-016-0387-2