Results 11 to 20 of about 92,426 (217)

Hereditary Ball-Covers for Some Banach Manifolds [PDF]

open access: bronzeProceedings of the American Mathematical Society, 1972
At a problem seminar in Ithaca, New York, during January 1969, James Eells raised the question (numbered 33 on the circulated list) of whether a paracompact Fréchet manifold admits a locally finite cover by open sets, all of whose intersections are contractible.
James E. West
  +5 more sources

A construction of a nonparametric quantum information manifold [PDF]

open access: yesarXiv, 2005
We present a construction of a Banach manifold on the set of faithful normal states of a von Neumann algebra, where the underlying Banach space is a quantum analogue of an Orlicz space. On the manifold, we introduce the exponential and mixture connections as dual pair of affine connections.
Jencova, Anna
arxiv   +5 more sources

FREDHOLM MAPPINGS AND BANACH MANIFOLDS [PDF]

open access: bronzeJournal of the Korean Mathematical Society, 2009
Dirección General de Enseñanza ...
Javier Arbizu
  +7 more sources

On hypersurfaces in a locally affine Riemannian Banach manifold II [PDF]

open access: goldInternational Journal of Mathematics and Mathematical Sciences, 2004
In our previous work (2002), we proved that an essential second-order hypersurface in an infinite-dimensional locally affine Riemannian Banach manifold is a Riemannian manifold of constant nonzero curvature.
El-Said R. Lashin, Tarek F. Mersal
doaj   +2 more sources

Fibrations on Banach manifolds [PDF]

open access: bronzePacific Journal of Mathematics, 2004
Let f be a split submersion between paracompact Banach manifolds. We obtain here various conditions for f to be a fiber bundle. First, we give general conditions in terms of path-liftings. As a consequence, we deduce several criteria: For example, f is a fiber bundle provided it satisfies either some topological requirements ( such as being a proper or
Olivia Gutú, Jesús Á. Jaramillo
openalex   +3 more sources

Bundles of acceleration on Banach manifolds [PDF]

open access: greenNonlinear Analysis: Theory, Methods & Applications, 2005
Abstract We consider an infinite-dimensional manifold M modelled on a Banach space E and we construct smooth fiber bundle structures on the tangent bundle of order two T 2 M , which consists of all smooth curves of M that agree up to their acceleration, as well as on the corresponding second-order frame bundle L 2 M ...
C. T. J. Dodson, George Galanis
openalex   +3 more sources

Integrability on Direct Limit Banach manifolds [PDF]

open access: yesarXiv, 2014
This paper is devoted to the framework of direct limit of anchored Banach bundles over a convenient manifold which is a direct limit of Banach manifold. In particular we give a criterion of integrability for distributions on such convenient manifolds which are locally direct limits of particular sequences of Banach anchor ranges.
Cabau, Patrick, Pelletier, Fernand
arxiv   +3 more sources

Induction for weak symplectic Banach manifolds

open access: bronzeJournal of Geometry and Physics, 2008
The symplectic induction procedure is extended to the case of weak symplectic Banach manifolds. Using this procedure, one constructs hierarchies of integrable Hamiltonian systems related to the Banach Lie‐Poisson spaces of k-diagonal trace class operators.
Anatol Odzijewicz, Tudor S. Raţiu
openalex   +4 more sources

Banach manifolds and the Gelfand representation theorem

open access: bronzeIndagationes Mathematicae (Proceedings), 1978
AbstractThe Gelfand representation of a commutative Banach algebra A is extended to principal extensions of Riemann surfaces over A. A modification of the well-known description of the principal extension of the Riemann sphere over a (generally non commutative) Banach algebra is also given.
S.T.M. Ackermans
openalex   +3 more sources

The metric projection on C2 manifolds in Banach spaces

open access: bronzeJournal of Approximation Theory, 1979
AbstractWe study the best approximation of a point x in a Banach space B from a C2 manifold. We derive a formula for the radius of curvature at points on the manifold and we use it to obtain a formula for the Frechet derivative of the metric projection onto the manifold.
Theagenis J. Abatzoglou
openalex   +3 more sources

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