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Related papers: Surfaces in 4-manifolds and the surgery conjecture

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We prove that the canonical 4-dimensional surgery problems can be solved after passing to a double cover. This contrasts the long-standing conjecture about the validity of the topological surgery theorem for arbitrary fundamental groups…

Geometric Topology · Mathematics 2014-10-01 Vyacheslav S. Krushkal

The disk embedding lemma is a technique underlying the topological classification results in 4-manifold topology for good fundamental groups. The purpose of this paper is to develop new tools for disk embedding that work up to s-cobordism,…

Geometric Topology · Mathematics 2007-05-23 Vyacheslav Krushkal

In this paper we introduce a technique, called rim surgery, which can change a smooth embedding of an orientable surface of positive genus and nonnegative self-intersection in a smooth 4-manifold while leaving the topological embedding…

dg-ga · Mathematics 2008-02-03 Ronald Fintushel , Ronald J. Stern

The main result is that an s-cobordism (topological or smooth) of 4-manifolds has a product structure outside a ``core'' sub s-cobordism. These cores are arranged to have quite a bit of structure, for example they are smooth and abstractly…

Geometric Topology · Mathematics 2007-05-23 Frank Quinn

We introduce a new operation, double point surgery, on immersed surfaces in a 4-manifold, and use it to construct knotted configurations of surfaces in many 4-manifolds. Taking branched covers, we produce smoothly exotic actions of Z/m x…

Geometric Topology · Mathematics 2018-09-05 Hee Jung Kim , Daniel Ruberman

We give two applications of the 2-Engel relation, classically studied in finite and Lie groups, to the 4-dimensional topological surgery conjecture. The A-B slice problem, a reformulation of the surgery conjecture for free groups, is shown…

Geometric Topology · Mathematics 2018-07-30 Michael Freedman , Vyacheslav Krushkal

A link in the 3-sphere is homotopically trivial, according to Milnor, if its components bound disjoint maps of disks in the 4-ball. This paper concerns the question of what spaces give rise to the same class of homotopically trivial links…

Geometric Topology · Mathematics 2010-10-15 Vyacheslav Krushkal

We show that two properly embedded compact surfaces in an orientable 4-manifold are cobordant if and only if they are $\mathbb{Z}/2$-homologous and either the 4-manifold has boundary or the surfaces have the same normal Euler number. If the…

Geometric Topology · Mathematics 2026-01-30 Simeon Hellsten

Some generalizations and variations of the Fintushel-Stern rim surgery are known to produce smoothly knotted surfaces. We show that if the fundamental groups of their complements are cyclic, then these surfaces are topologically unknotted.…

Geometric Topology · Mathematics 2008-10-21 Hee Jung Kim , Daniel Ruberman

Under certain homological hypotheses on a compact 4-manifold, we prove exactness of the topological surgery sequence at the stably smoothable normal invariants. The main examples are the class of finite connected sums of 4-manifolds with…

Geometric Topology · Mathematics 2014-10-01 Qayum Khan

In this paper we will show that two surfaces of the same genus and homology class in a simply connected 4-manifold are concordant. We will show they are often topologically isotopic when their complements have cyclic fundamental group.…

Geometric Topology · Mathematics 2013-05-29 Nathan Sunukjian

This paper studies properly embedded surfaces in the 4-ball that are exotically knotted (i.e., topologically but not smoothly isotopic), and leverages this local phenomenon to study surfaces in larger 4-manifolds. The main results provide a…

Geometric Topology · Mathematics 2021-03-26 Kyle Hayden

Even though the disk embedding theorem is not available in dimension 4 for free fundamental groups, some surgery problems may be shown to have topological solutions. We prove that surgery problems may be solved if one considers closed…

Geometric Topology · Mathematics 2009-11-07 Vyacheslav S. Krushkal , Ronnie Lee

A trisection of a smooth, closed, oriented 4-manifold is a decomposition into three 4-dimensional 1-handlebodies meeting pairwise in 3-dimensional 1-handlebodies, with triple intersection a closed surface. The fundamental groups of the…

Geometric Topology · Mathematics 2018-03-28 Aaron Abrams , David T. Gay , Robion Kirby

It is not known whether the realisation part of the $s$-cobordism theorem holds for smooth 4-manifolds, nor whether every pair of smoothly $h$-cobordant 4-manifolds is also smoothly $s$-cobordant. We provide some new conditions under which…

Geometric Topology · Mathematics 2026-05-01 Alexander Kupers , Mark Powell

A surgery classification theory is introduced for manifolds of bounded geometry up to quasi-isometry. The Borel conjecture for this theory is proven for flat Euclidean space.

Geometric Topology · Mathematics 2007-05-23 Oliver Attie

We investigate the operation of torus surgery on tori embedded in $S^4$. Key questions include which 4-manifolds can be obtained in this way, and the uniqueness of such descriptions. As an application we construct embeddings of 3-manifolds…

Geometric Topology · Mathematics 2019-02-27 Kyle Larson

The aim of this paper is to give an $s$-cobordism classification of topological $4$-manifolds in terms of the standard invariants using the group of homotopy self-equivalences. Hambleton and Kreck constructed a braid to study the group of…

Geometric Topology · Mathematics 2019-09-27 Friedrich Hegenbarth , Mehmetcik Pamuk , Dušan Repovš

We present a new, more elementary proof of the Freedman-Teichner result that the geometric classification techniques (surgery, s-cobordism, and pseudoisotopy) hold for topological 4-manifolds with groups of subexponential growth. In an…

Geometric Topology · Mathematics 2014-11-11 Vyacheslav S Krushkal , Frank Quinn

Freedman and Krushkal showed that if the surgery conjecture and the $s$-cobordism conjecture hold for all topological 4-manifolds, then every link with pairwise zero linking numbers is topologically round handle slice. Kim, Powell, and…

Geometric Topology · Mathematics 2025-07-24 Tye Lidman , Allison N. Miller , Arunima Ray
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