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A transverse knot is a knot that is transverse to the planes of the standard contact structure on real 3-space. In this paper we prove the Markov Theorem for transverse braids, which states that two transverse closed braids that are…

Geometric Topology · Mathematics 2007-05-23 Nancy C. Wrinkle

We show that a transverse link in a contact structure supported by an open book decomposition can be transversely braided. We also generalize Markov's theorem on when the closures of two braids represent (transversely) isotopic links.

Geometric Topology · Mathematics 2015-03-13 Elena Pavelescu

In classical knot theory, Markov's theorem gives a way of describing all braids with isotopic closures as links in $\mathbb{R}^3$. We present a version of Markov's theorem for extended loop braids with closure in $B^3 \times S^1$, as a…

Geometric Topology · Mathematics 2017-06-29 Celeste Damiani

In this paper we first give a one-move version of Markov's braid theorem for knot isotopy in $S^3$ that sharpens the classical theorem. Then a relative version of Markov's theorem concerning a fixed braided portion in the knot. We also…

Geometric Topology · Mathematics 2007-05-23 Sofia Lambropoulou , Colin P. Rourke

We consider oriented knots and links in a handlebody of genus $g$ through appropriate braid representatives in $S^3$, which are elements of the braid groups $B_{g,n}$. We prove a geometric version of the Markov theorem for braid equivalence…

Geometric Topology · Mathematics 2007-05-23 Reinhard Haering-Oldenburg , Sofia Lambropoulou

We give a new proof of Markov's classical theorem relating any two closed braid representations of the same knot or link. The proof is based upon ideas in a forthcoming paper by the authors, "Stabilization in the braid groups". The new…

Geometric Topology · Mathematics 2007-05-23 Joan S. Birman , William W. Menasco

We introduce "book links" as a generalization of braids in open book decompositions; this new class of objects includes both braids and plats as special cases. We then prove a version of Markov's theorem in this general setting by extending…

Geometric Topology · Mathematics 2024-11-18 Roman Aranda , Fraser Binns , Margaret Doig

A special class of braids, called woven, is introduced and it is shown that every conjugation class of the braid group contains woven braids. In consequence, links can be presented as plats or closures of woven braids. Restricting on knots,…

q-alg · Mathematics 2008-02-03 Jan A. Kneissler

The notion of free link is a generalized notion of virtual link. In the present paper we define the group of free braids, prove the Alexander theorem that all free links can be obtained as closures of free braids and prove a Markov theorem,…

Geometric Topology · Mathematics 2012-06-06 Vassily Olegovich Manturov , Hang Wang

Alexander's and Markov's theorems state that any link type in $R^3$ is represented by a closed braid and that such representations are related by some elementary operations called Markov moves. We generalize the notion of a braid to that in…

Geometric Topology · Mathematics 2016-09-06 Seiichi Kamada

Let $B_n$ denote the classical braid group on $n$ strands and let the {\em mixed braid group} $B_{m,n}$ be the subgroup of $B_{m+n}$ comprising braids for which the first $m$ strands form the identity braid. Let…

Geometric Topology · Mathematics 2007-05-23 Sofia Lambropoulou , Colin P. Rourke

The Alexander theorem (1923) and the Markov theorem (1936) are two classical results in knot theory that show respectively that every link is the closure of a braid and that braids that have the same closure are related by a finite number…

Geometric Topology · Mathematics 2024-06-21 Alice Merz

The L-move for classical braids extends naturally to trivalent braids. We follow the L-move approach to the Markov Theorem, to prove a one-move Markov-type theorem for trivalent braids. We also reformulate this L-Move Markov theorem and…

Geometric Topology · Mathematics 2020-02-05 Carmen Caprau , Gabriel Coloma , Marguerite Davis

Virtual singular braids are generalizations of singular braids and virtual braids. We define the virtual singular braid monoid via generators and relations, and prove Alexander- and Markov-type theorems for virtual singular links. We also…

Geometric Topology · Mathematics 2021-12-16 Carmen Caprau , Andrew de la Pena , Sarah McGahan

In this paper we prove a Markov Theorem for virtual braids and for some analogs of this structure. The virtual braid group is the natural companion in the category of virtual knots, just as the Artin braid group is the natural companion to…

Geometric Topology · Mathematics 2007-05-23 Louis H. Kauffman , Sofia Lambropoulou

An extension of the Artin Braid Group with new operators that generate double and triple intersections is considered. The extended Alexander theorem, relating intersecting closed braids and intersecting knots is proved for double and triple…

High Energy Physics - Theory · Physics 2009-09-01 Daniel Armand-Ugon , Rodolfo Gambini , Pablo Mora

Bonded knots arise naturally in topological protein modeling, where intramolecular interactions such as disulfide bridges stabilize folded configurations. These structures extend classical knot theory by incorporating embedded graphs, and…

Geometric Topology · Mathematics 2025-10-09 Paolo Cavicchioli , Boštjan Gabrovšek , Matic Simonič

To an oriented link in a solid torus we associate a trace graph in a thickened torus in such a way that links are isotopic if and only if their trace graphs can be related by moves of finitely many standard types. The key ingredient is a…

Geometric Topology · Mathematics 2008-10-23 T. Fiedler , V. Kurlin

Extended welded links are a generalization of Fenn, Rim\'{a}nyi, and Rourke's welded links. Their braided counterpart are extended welded braids, which are closely related to ribbon braids and loop braids. In this paper we prove versions of…

Geometric Topology · Mathematics 2017-05-17 Celeste Damiani

Every link in R^3 can be represented by a one-vertex ribbon graph. We prove a Markov type theorem on this subset of link diagrams.

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