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We consider the distance to compact submanifolds and study volume comparison for tubular neighborhoods of compact submanifolds. As applications, we obtain a lower bound for the length of a closed geodesic of a compact Finsler manifold. When the Finsler metric is reversible, we also provide a lower bound of the injectivity radius. Our results are Finsler versions of Heintze-Karcher's and Cheeger's results for Riemannian manifolds.
Bing-Ye Wu. "Volume comparison theorem for tubular neighborhoods of submanifolds in Finsler geometry and its applications." Annales Polonici Mathematici 112.3 (2014): 267-286. <http://eudml.org/doc/280967>.
@article{Bing2014, abstract = {We consider the distance to compact submanifolds and study volume comparison for tubular neighborhoods of compact submanifolds. As applications, we obtain a lower bound for the length of a closed geodesic of a compact Finsler manifold. When the Finsler metric is reversible, we also provide a lower bound of the injectivity radius. Our results are Finsler versions of Heintze-Karcher's and Cheeger's results for Riemannian manifolds.}, author = {Bing-Ye Wu}, journal = {Annales Polonici Mathematici}, keywords = {Finsler manifold; flag curvature; T-curvature; focal point; injectivity radius}, language = {eng}, number = {3}, pages = {267-286}, title = {Volume comparison theorem for tubular neighborhoods of submanifolds in Finsler geometry and its applications}, url = {http://eudml.org/doc/280967}, volume = {112}, year = {2014}, }
TY - JOUR AU - Bing-Ye Wu TI - Volume comparison theorem for tubular neighborhoods of submanifolds in Finsler geometry and its applications JO - Annales Polonici Mathematici PY - 2014 VL - 112 IS - 3 SP - 267 EP - 286 AB - We consider the distance to compact submanifolds and study volume comparison for tubular neighborhoods of compact submanifolds. As applications, we obtain a lower bound for the length of a closed geodesic of a compact Finsler manifold. When the Finsler metric is reversible, we also provide a lower bound of the injectivity radius. Our results are Finsler versions of Heintze-Karcher's and Cheeger's results for Riemannian manifolds. LA - eng KW - Finsler manifold; flag curvature; T-curvature; focal point; injectivity radius UR - http://eudml.org/doc/280967 ER -