On the Maximum Curvature of Closed Curves in Negatively Curved Manifolds
Canadian mathematical bulletin, Tome 58 (2015) no. 4, pp. 713-722
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Motivated by Almgren’s work on the isoperimetric inequality, we prove a sharp inequality relating the length and maximum curvature of a closed curve in a complete, simply connected manifold of sectional curvature at most −1. Moreover, if equality holds, then the norm of the geodesic curvature is constant and the torsion vanishes. The proof involves an application of the maximum principle to a function defined on pairs of points.
Brendle, Simon; Chodosh, Otis. On the Maximum Curvature of Closed Curves in Negatively Curved Manifolds. Canadian mathematical bulletin, Tome 58 (2015) no. 4, pp. 713-722. doi: 10.4153/CMB-2015-030-3
@article{10_4153_CMB_2015_030_3,
author = {Brendle, Simon and Chodosh, Otis},
title = {On the {Maximum} {Curvature} of {Closed} {Curves} in {Negatively} {Curved} {Manifolds}},
journal = {Canadian mathematical bulletin},
pages = {713--722},
year = {2015},
volume = {58},
number = {4},
doi = {10.4153/CMB-2015-030-3},
url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-2015-030-3/}
}
TY - JOUR AU - Brendle, Simon AU - Chodosh, Otis TI - On the Maximum Curvature of Closed Curves in Negatively Curved Manifolds JO - Canadian mathematical bulletin PY - 2015 SP - 713 EP - 722 VL - 58 IS - 4 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-2015-030-3/ DO - 10.4153/CMB-2015-030-3 ID - 10_4153_CMB_2015_030_3 ER -
%0 Journal Article %A Brendle, Simon %A Chodosh, Otis %T On the Maximum Curvature of Closed Curves in Negatively Curved Manifolds %J Canadian mathematical bulletin %D 2015 %P 713-722 %V 58 %N 4 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-2015-030-3/ %R 10.4153/CMB-2015-030-3 %F 10_4153_CMB_2015_030_3
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