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Sibirskii Matematicheskii Zhurnal, 2008, Volume 49, Number 1, Pages 67–86
(Mi smj1823)
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This article is cited in 4 scientific papers (total in 4 papers)
Differentiability of horizontal curves in Carnot–Carathéodory quasispaces
A. V. Greshnov Sobolev Institute of Mathematics, Siberian Branch of the Russian Academy of Sciences
Abstract:
Considering a sufficiently broad class of absolutely continuous horizontal curves on Carnot–Carathéodory quasispaces, we prove that almost everywhere convergence of the horizontal coordinates of a curve to some direction at a point (an analog of the usual differentiability) implies the differentiability of the “whole” curve in the Carnot–Carathéodory sense at the same point.
Keywords:
Carnot–Carathéodory space, nilpotent group, tangent cone, quasimetric, differentiability, curve.
Received: 05.09.2006 Revised: 13.09.2007
Citation:
A. V. Greshnov, “Differentiability of horizontal curves in Carnot–Carathéodory quasispaces”, Sibirsk. Mat. Zh., 49:1 (2008), 67–86; Siberian Math. J., 49:1 (2008), 53–68
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Abstract page: | 322 | Full-text PDF : | 88 | References: | 55 |
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