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Related papers: L-space surgeries on satellites by algebraic links

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An L-space link is a link in $S^3$ on which all sufficiently large integral surgeries are L-spaces. We prove that for m, n relatively prime, the r-component cable link $K_{rm,rn}$ is an L-space link if and only if K is an L-space knot and…

Geometric Topology · Mathematics 2016-01-22 Eugene Gorsky , Jennifer Hom

In this article, we apply slope detection techniques to study properties of toroidal $3$-manifolds obtained by performing Dehn surgeries on satellite knots in the context of the $L$-space conjecture. We show that if $K$ is an $L$-space knot…

Geometric Topology · Mathematics 2024-09-24 Steven Boyer , Cameron McA. Gordon , Ying Hu

An $L$-space link is a link in $S^3$ on which all large surgeries are $L$-spaces. In this paper, we initiate a general study of the definitions, properties, and examples of $L$-space links. In particular, we find many hyperbolic $L$-space…

Geometric Topology · Mathematics 2020-09-09 Yajing Liu

It it known that the set of L-space surgeries on a nontrivial L-space knot is always bounded from below. However, already for two-component torus links the set of L-space surgeries might be unbounded from below. For algebraic two-component…

Geometric Topology · Mathematics 2018-07-03 Eugene Gorsky , András Némethi

We prove that if $M$ is a rational homology sphere that is a Dehn surgery on the Whitehead link, then $M$ is not an $L$-space if and only if $M$ supports a coorientable taut foliation. The left orderability of some of these manifolds is…

Geometric Topology · Mathematics 2024-10-23 Diego Santoro

We consider satellite operators where the corresponding 2-component link is an L-space link. This family includes many commonly studied satellite operators, including cabling operators, the Whitehead operator, and a family of Mazur…

Geometric Topology · Mathematics 2024-12-10 Daren Chen , Ian Zemke , Hugo Zhou

It is known that any contact 3-manifold can be obtained by rational contact Dehn surgery along a Legendrian link L in the standard tight contact 3-sphere. We define and study various versions of contact surgery numbers, the minimal number…

Geometric Topology · Mathematics 2026-02-10 John Etnyre , Marc Kegel , Sinem Onaran

We classify all contact structures with contact surgery number one on the Brieskorn sphere Sigma(2,3,11) with both orientations. We conclude that there exist infinitely many non-isotopic contact structures on each of the above manifolds…

Symplectic Geometry · Mathematics 2024-04-30 Rima Chatterjee , Marc Kegel

We first present three graphic surgery formulae for the degree $n$ part $Z_n$ of the Kontsevich-Kuperberg-Thurston universal finite type invariant of rational homology spheres. Each of these three formulae determines an alternate sum of the…

Geometric Topology · Mathematics 2014-10-01 Christine Lescop

Let $P(K)$ be a satellite knot where the pattern, $P$, is a Berge-Gabai knot (i.e., a knot in the solid torus with a non-trivial solid torus Dehn surgery), and the companion, $K$, is a non-trivial knot in $S^3$. We prove that $P(K)$ is an…

Geometric Topology · Mathematics 2015-05-27 Jennifer Hom , Tye Lidman , Faramarz Vafaee

The $L$-space conjecture asserts the equivalence, for prime 3-manifolds, of three properties: not being an $L$-space, having a left-orderable fundamental group, and admitting a co-oriented taut foliation. We investigate these properties for…

Geometric Topology · Mathematics 2026-04-14 Steven Boyer , Cameron McA Gordon , Ying Hu

We prove that a sufficiently large surgery on any algebraic link is an L-space. For torus links we give a complete classification of integer surgery coefficients providing L-spaces.

Geometric Topology · Mathematics 2016-09-21 Eugene Gorsky , András Némethi

In this paper, we analyze L-space surgeries on two component L-space links. We show that if one surgery coefficient is negative for the L-space surgery, then the corresponding link component is an unknot. If the link admits very negative…

Geometric Topology · Mathematics 2021-02-24 Beibei Liu

We prove that if positive integer p-surgery along a knot K \subset S^3 produces an L-space and it bounds a sharp 4-manifold, then the knot genus obeys the bound 2g(K) -1 \leq p - \sqrt{3p+1}. Moreover, there exists an infinite family of…

Geometric Topology · Mathematics 2012-01-09 Joshua Evan Greene

The Cyclic Surgery Theorem and Moser's work on surgeries on torus knots imply that for any non-trivial knot in $S^3$, there are at most two integer surgeries that produce a lens space. This paper investigates how many positive integer…

Geometric Topology · Mathematics 2024-06-24 Antony T. H. Fung

Algebraic knots are known to be iterated torus knots and to admit L-space surgeries. However, Hedden proved that there are iterated torus knots that admit L-space surgeries but are not algebraic. We present an infinite family of such…

Geometric Topology · Mathematics 2016-03-30 Shida Wang

Let $D$ be a diagram of an alternating knot with unknotting number one. The branched double cover of $S^3$ branched over $D$ is an L-space obtained by half integral surgery on a knot $K_D$. We denote the set of all such knots $K_D$ by…

Geometric Topology · Mathematics 2021-11-01 Andrew Donald , Duncan McCoy , Faramarz Vafaee

We give a formula for the $\tau$-invariant of a satellite knot $P(K,n)$ when $P$ is an L-space satellite operator. Our formula holds for general L-space satellite operators $P$ when the companion $K$ satisfies $\epsilon(K)=1$. When…

Geometric Topology · Mathematics 2025-09-25 Daren Chen , Ian Zemke , Hugo Zhou

For each connected alternating tangle, we provide an infinite family of non-left-orderable L-spaces. This gives further support for Conjecture [3] of Boyer, Gordon, and Watson that is a rational homology 3-sphere is an L-space if and only…

Geometric Topology · Mathematics 2021-11-29 Hamid Abchir , Mohammed Sabak

Boyer, Gordon, and Watson have conjectured that an irreducible rational homology 3-sphere is an L-space if and only if its fundamental group is not left-orderable. Since Dehn surgeries on knots in $S^3$ can produce large families of…

Geometric Topology · Mathematics 2020-10-27 Shiyu Liang
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