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Related papers: On non-orientable surfaces in 4-manifolds

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We prove a surface embedding theorem for 4-manifolds with good fundamental group in the presence of dual spheres, with no restriction on the normal bundles. The new obstruction is a Kervaire-Milnor invariant for surfaces and we give a…

Geometric Topology · Mathematics 2024-09-04 Daniel Kasprowski , Mark Powell , Arunima Ray , Peter Teichner

We prove a concordance version of the 4-dimensional light bulb theorem for $\pi_1$-negligible compact orientable surfaces, where there is a framed but not necessarily embedded dual sphere. That is, we show that if $F_0$ and $F_1$ are such…

Geometric Topology · Mathematics 2021-09-17 Michael R. Klug , Maggie Miller

We investigate constraints on embeddings of a non-orientable surface in a $4$-manifold with the homology of $M \times I$, where $M$ is a rational homology $3$-sphere. The constraints take the form of inequalities involving the genus and…

Geometric Topology · Mathematics 2015-05-27 Ira M. Gessel , Adam Simon Levine , Daniel Ruberman , Saso Strle

We construct infinitely many smooth oriented 4-manifolds containing pairs of homotopic, smoothly embedded 2-spheres that are not topologically isotopic, but that are equivalent by an ambient diffeomorphism inducing the identity on homology.…

Geometric Topology · Mathematics 2019-08-07 Hannah R. Schwartz

In this brief note, we show that there exist smooth 4-manifolds (with nonempty boundary) containing pairs of exotically knotted 2-spheres that remain exotic after one (either external or internal) stabilization. It follows that the ``one is…

Geometric Topology · Mathematics 2023-04-05 Kyle Hayden , Sungkyung Kang , Anubhav Mukherjee

This article is a survey article that gives detailed constructions and illustrations of some of the standard examples of non-orientable surfaces that are embedded and immersed in 4-dimensional space. The illustrations depend upon their…

Geometric Topology · Mathematics 2014-07-24 Yongju Bae , J. Scott Carter , Seonmi Choi , Sera Kim

We give a 4-dimensional light bulb theorem for properly embedded disks, generalizing recent work of Gabai and Kosanovic-Teichner in certain contexts, and extending the 4-dimensional light bulb theorem for 2-spheres due to Gabai and…

Geometric Topology · Mathematics 2024-06-18 Hannah Schwartz

We calculate the Seiberg-Witten invariants of branched covers of prime degree, where the branch locus consists of embedded spheres. Aside from the formula itself, our calculations give rise to some new constraints on configurations of…

Geometric Topology · Mathematics 2026-05-28 David Baraglia

We give an elementary obstruction to reducibility for knotted surfaces in the four-sphere. As a new application, we construct stably irreducible non-orientable surfaces.

Geometric Topology · Mathematics 2025-04-07 Tye Lidman , Lisa Piccirillo

For a non-orientable closed surface standardly embedded in the 4-sphere, a diffeomorphism over this surface is extendable if and only if this diffeomorphism preserves the Guillou-Marin quadratic form of this embedded surface.

Geometric Topology · Mathematics 2014-10-01 Susumu Hirose

We present new smoothing techniques for topologically embedded surfaces in smooth 4-manifolds, which give topological isotopy to a smooth surface. As applications, we prove "topological = smooth" results in dimension 4 for certain disks and…

Geometric Topology · Mathematics 2025-08-11 Jae Choon Cha , Byeorhi Kim

For embedded 2-spheres in a 4-manifold sharing the same embedded transverse sphere homotopy implies isotopy, provided the ambient 4-manifold has no $\BZ_2$-torsion in the fundamental group. This gives a generalization of the classical light…

Geometric Topology · Mathematics 2020-06-30 David Gabai

In this paper, we study surfaces embedded in $4$-manifolds. We give a complete set of moves relating banded unlink diagrams of isotopic surfaces in an arbitrary $4$-manifold. This extends work of Swenton and Kearton-Kurlin in $S^4$. As an…

Geometric Topology · Mathematics 2020-10-07 Mark C. Hughes , Seungwon Kim , Maggie Miller

We shall prove a new non-vanishing theorem for the stable cohomotopy Seiberg-Witten invariant of connected sums of 4-manifolds with positive first Betti number. The non-vanishing theorem enables us to find many new examples of 4-manifolds…

Differential Geometry · Mathematics 2008-04-23 Masashi Ishida , Hirofumi Sasahira

Understanding non-Haken 3-manifolds is central to many current endeavors in 3-manifold topology. We describe some results for closed orientable surfaces in non-Haken manifolds, and extend Fox's theorem for submanifolds of the 3-sphere to…

Geometric Topology · Mathematics 2007-05-23 Martin Scharlemann , Abigail Thompson

We construct examples of non-smoothable surfaces in the $4$-sphere, thereby answering Question 4.32 on the K3 problem list. These surfaces are non-orientable and have knot group of order $2$, thus simultaneously answering Question 4.29(a)…

Geometric Topology · Mathematics 2026-05-22 Anthony Conway , Daniel Galvin

Let X be a simply-connected closed oriented 4-manifold and A an embedded surface of genus g and negative self-intersection -N. We show that for fixed genus g there is an upper bound on N if the homology class of A is divisible or…

Geometric Topology · Mathematics 2019-03-05 M. J. D. Hamilton

This paper addresses several isotopy problems on $4$-manifolds. First, we classify the isotopy classes of embeddings of $\Sigma$ in $\Sigma\times S^2$ that are geometrically dual to $\{\mbox{pt}\}\times S^2$, where $\Sigma$ is a closed…

Geometric Topology · Mathematics 2026-02-03 Jianfeng Lin , Weiwei Wu , Yi Xie , Boyu Zhang

One can embed arbitrarily many disjoint, non-parallel, non-boundary parallel, incompressible surfaces in any three manifold with at least one boundary component of genus two or greater [4]. This paper proves the contrasting, but not…

Geometric Topology · Mathematics 2007-05-23 Hugh Nelson Howards

Some properties of non-orientable 3-manifolds are shown. The semi-group of cobordism of immersions of surfaces in such manifolds is computed and proven actually to be a group. Explicit invariants are provided.

Geometric Topology · Mathematics 2007-05-23 Rosa Gini
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