An exotic 5RP² in the 4-sphere

2023/12/06 by Gordana Matić, Matić, Gordana, Ferit Öztürk +4 · 1 citation
Mathematics · #Algebraic Geometry (math.AG) #FOS: Mathematics #Geometric Analysis and Curvature Flows #Geometric Topology (math.GT) #Geometric and Algebraic Topology #Mathematical Dynamics and Fractals

paper · pdf · doi:10.48550/arxiv.2312.03617

openalex publication_date 2023/12/06 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

We show an example of an embedded copy of 5RP² in the four-sphere which is topologically standard but smoothly knotted, i.e. smoothly not isotopic to the standard embedding.

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• More Exotic \mathbbRP²-knots and Homotopy Spheres

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