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Interpolation of Uniformly Convex Banach Spaces [PDF]

open access: bronzeProceedings of the American Mathematical Society, 1982
If A 0 {A_0} and A 1 {A_1} are a compatible couple of Banach spaces, one of which is uniformly convex, then the complex interpolation spaces [ A 0 ,
Michael Ćwikel, Shlomo Reisner
semanticscholar   +3 more sources

Uniformly and locally convex asymmetric spaces

open access: bronzeRussian Journal of Mathematical Physics, 2022
The author continues his investigation of uniform and local uniform convexity in asymmetric normed spaces initiated in [\textit{I. G. Tsar'kov}, Math. Notes 110, No. 5, 773--783 (2021; Zbl 1489.46022); translation from Mat. Zametki 110, No. 5, 773--785 (2021)].
Игорь Германович Царьков
  +6 more sources

Iterative methods for monotone nonexpansive mappings in uniformly convex spaces

open access: yesAdvances in Nonlinear Analysis, 2021
We show the nonlinear ergodic theorem for monotone 1-Lipschitz mappings in uniformly convex spaces: if C is a bounded closed convex subset of an ordered uniformly convex space (X, ∣·∣, ⪯), T:C → C a monotone 1-Lipschitz mapping and x ⪯ T(x), then the ...
Shukla Rahul, Wiśnicki Andrzej
doaj   +2 more sources

Locally Uniformly Convex Banach Spaces [PDF]

open access: yesTransactions of the American Mathematical Society, 1955
which we shall call local uniform convexity. Geometrically this differs from uniform convexity in that it is required that one end point of the variable chord remain fixed. In section I we prove a general theorem on the product of locally uniformly convex Banach spaces and with the aid of this theorem we establish that the two notions are actually ...
A. R. Lovaglia
openaire   +3 more sources

A uniformly convex hereditarily indecomposable banach space [PDF]

open access: yesIsrael Journal of Mathematics, 1997
A {\em hereditarily indecomposable (or H.I.)} Banach space is an infinite dimensional Banach space such that no subspace can be written as the topological sum of two infinite dimensional subspaces. As an easy consequence, no such space can contain an unconditional basic sequence.
V. Ferenczi
openaire   +6 more sources

Steepest Descent on a Uniformly Convex Space

open access: yesRocky Mountain Journal of Mathematics, 2003
This paper contains some generalizations of well-known results on the steepest descent method to find zeros or critical points of nonnegative \(C^2\) functions. The results known from the literature in Hilbert spaces are extended to uniformly convex Banach spaces. The theoretical findings are illustrated by two case studies.
M. Zahran
openaire   +3 more sources

Partial Mielnik spaces and characterization of uniformly convex spaces [PDF]

open access: bronzeProceedings of the American Mathematical Society, 1976
We characterize uniform convexity of normed linear spaces in terms of a functional inequality generalizing Clarkson’s inequality for L p {L_p} spaces. This inequality can be interpreted as saying that the unit sphere of the space carries a structure slightly weaker than a probability space in the ...
Andreas Blass, Č. V. Stanojević
openalex   +2 more sources

Some more uniformly convex spaces [PDF]

open access: yesBulletin of the American Mathematical Society, 1941
Let {Bi,i = l, 2, • . . } be a sequence of Banach spaces, and define B = P\Bi} to be the space of sequences b={bi} with biÇ^Bi and Ml = ( l > I N h ) 1 / p < °°> 1 < £ < °°. I t is known that B, normed in this way, is also a Banach space.
M. Day
openaire   +4 more sources

Generalized Projections on Closed Nonconvex Sets in Uniformly Convex and Uniformly Smooth Banach Spaces

open access: yesJournal of Function Spaces, 2015
The present paper is devoted to the study of the generalized projection πK:X∗→K, where X is a uniformly convex and uniformly smooth Banach space and K is a nonempty closed (not necessarily convex) set in X. Our main result is the density of the points x∗∈
Messaoud Bounkhel
doaj   +2 more sources

A new modified mixed-type Ishikawa iteration scheme with error for common fixed points of enriched strictly pseudocontractive self mappings and ΦΓ-enriched Lipschitzian self mappings in uniformly convex Banach spaces

open access: diamondApplied General Topology
Let E be a uniformly convex Banach space and C a nonempty closed bounded convex subset of E. Let  Γ : C ⟶ C and G : C ⟶ C be enriched strictly pseudocontractive mapping and  Φ Γ -enriched Lipschitzian mapping respectively.
Imo Kalu Agwu   +2 more
doaj   +3 more sources

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