Thin \(r\)-neighborhoods of embedded geodesics with finite length and negative Jacobi operator are strongly convex

DOI10.2140/PJM.2013.264.307zbMATH Open1281.53042OpenAlexW2027859005MaRDI QIDQ372510

Philippe P. Delanoë

Publication date: 8 October 2013

Published in: Pacific Journal of Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2140/pjm.2013.264.307

zbMATH Keywords

convexitygeodesicnegative curvaturetubeFermi chart

Mathematics Subject Classification ID

Geodesics in global differential geometry (53C22) Methods of global Riemannian geometry, including PDE methods; curvature restrictions (53C21) Variational problems in applications to the theory of geodesics (problems in one independent variable) (58E10) Methods of local Riemannian geometry (53B21)

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