Results 101 to 110 of about 2,646,098 (197)

On the Domain of the Pell-Lucas Matrix in the Spaces c and c_0

open access: yesDera Natung Government College Research Journal
In this study, we introduce new Banach sequence spaces $c(\Theta), c_0(\Theta)$, defined via a regular infinite matrix $ \Theta = (\lambda_{nk})$, where \[ \Theta_{nk} = \begin{cases} \dfrac{2\lambda_k}{3\lambda_n+\lambda_{n-1}} & 0 \leq k \leq n ...
Shiva Shah
doaj   +1 more source

Sesquilinear quantum stochastic analysis in Banach space [PDF]

open access: yes, 2014
A theory of quantum stochastic processes in Banach space is initiated. The processes considered here consist of Banach space valued sesquilinear maps.
Lindsay, Martin   +2 more
core   +2 more sources

Properties of intersection in the geometry of sequences in Banach spaces

open access: yesCollectanea Mathematica, 1985
We consider properties of sequences in a Banach space through the geometrical behaviour of the closed linear spans of their subsequences. We study new families of intersection properties, generalizing the results of Courage-Davis, Plans, and Reyes. We end with a table showing the structure of a sequence by means of its intersection properties.
García-Castellón, F.   +1 more
openaire   +2 more sources

Compact well-bounded operators [PDF]

open access: yes, 2001
Every compact well-bounded operator has a representation as a linear combination of disjoint projections reminiscent of the representation of compact self-adjoint operators. In this note we show that the converse of this result holds, thus characterizing
Qingping, C., Doust, I.
core  

On basic sequences in Banach spaces

open access: yes, 1992
Summary: Let \(X\) be a Banach space with \(X^{**}\) separable. If \(X\) has a shrinking basis and \(Y\) is a closed subspace of \(X^{**}\) which contains \(X\), there exists a shrinking basis \((x_ n)\) in \(X\) with two complementary subsequences \((x_{m_ i})\) and \((x_{n_ j})\) so that \([x_{m_ j}]\) is a reflexive space and \(X+ \widetilde {[x_{n_
openaire   +2 more sources

Approximating sequences in Banach spaces [PDF]

open access: yesČasopis pro pěstování matematiky, 1962
openaire   +2 more sources

Banach sequence spaces

open access: yesJournal of Mathematical Analysis and Applications, 1976
openaire   +2 more sources

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