Sub‐Riemannian geometry studies spaces in which motion is constrained to a subset of directions at each point. Such structures arise naturally in control theory, robotics and neuroimaging, where ...
Transactions of the American Mathematical Society, Vol. 256 (Dec., 1979), pp. 125-144 (20 pages) It is shown that, in separable topological vector spaces which are Baire spaces, the usual properties ...