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Published in 2020 at "Expositiones Mathematicae"
DOI: 10.1016/j.exmath.2018.12.001
Abstract: Abstract We show how to use classical methods to prove that a compact, connected, non-contractible geodesic space of curvature ∞ has at least one closed geodesic.
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Keywords:
geodesic spaces;
geodesics geodesic;
spaces curvature;
closed geodesics ... See more keywords