2 papers
math.GT2014
Classical invariants of Legendrian knots in the 3-dimensional torus
Paul A. Schweitzer SJ, Fábio S. Souza
All knots in possess Seifert surfaces, and so the classical Thurston-Bennequin and rotation (or Maslov) invariants for Legendrian knots in a contact structure on can be…
math.GT2011
Manifolds that are not leaves of codimension one foliations
Fábio S. Souza, Paul A. Schweitzer, S. J.
We present new open manifolds that are not homeomorphic to leaves of any C^0 codimension one foliation of a compact manifold. Among them are simply connected manifolds of dimension…