(1,1) non-L-space knots are foliar in 3D space.
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This paper gives infinitely many examples of non L-space irreducible integer homology 3-spheres whose fundamental groups do not have nontrivial representations.
Let K be a knot in the 3--sphere. An r-surgery on K is left-orderable if the resulting 3--manifold K(r) of the surgery has left-orderable fundamental group, and an r-surgery on K is called an L-space surgery if K(r) is an L-space. A conjecture of Boyer, Gordon and Watson says that non-reducing surgeries on K can be cla…
New foliations found in 3D spaces from positive braids.
We construct taut foliations in every closed 3-manifold obtained by -framed Dehn surgery along a positive 3-braid knot in , where and denotes the Seifert genus of . This confirms a prediction of the L-space Conjecture. For instance, we produce taut foliations in every non-L-space obt…
New method constructs actions on R capturing foliations, proving left-orderability.
We prove the existence of foliations transverse to pseudo-Anosov flows using veering triangulations.
The study shows how to create co-orientable taut foliations in specific Dehn fillings.