Results 11 to 20 of about 23,072 (208)

On automatic continuity of homomorphisms [PDF]

open access: yesProceedings of the American Mathematical Society, 1999
Introducing a weaker notion of regularity in a topological algebra, we examine and improve an automatic continuity theorem given by the second author. Examples and applications are given.
Beddaa, A., Bhatt, S. J., Oudadess, M.
openaire   +3 more sources

AUTOMATIC CONTINUITY FOR ISOMETRY GROUPS [PDF]

open access: yesJournal of the Institute of Mathematics of Jussieu, 2017
We present a general framework for automatic continuity results for groups of isometries of metric spaces. In particular, we prove automatic continuity property for the groups of isometries of the Urysohn space and the Urysohn sphere, i.e. that any homomorphism from either of these groups into a separable group is continuous. This answers a question of
Marcin Sabok
openaire   +3 more sources

Automatic continuity of perturbations of casual operators [PDF]

open access: yesBulletin of the Australian Mathematical Society, 1997
We obtain automatic continuity results for finite-rank perturbations of causal sequence space operators, and provide examples to illustrate cases where automatic continuity does not hold.
Harrison, K.J., Eaton, L-J, Ward, J.A.
openaire   +3 more sources

Canal-Net for automatic and robust 3D segmentation of mandibular canals in CBCT images using a continuity-aware contextual network

open access: yesScientific Reports, 2022
The purpose of this study was to propose a continuity-aware contextual network (Canal-Net) for the automatic and robust 3D segmentation of the mandibular canal (MC) with high consistent accuracy throughout the entire MC volume in cone-beam CT (CBCT ...
Bo-Soung Jeoun   +9 more
doaj   +2 more sources

Double Derivations, Higher Double Derivations and Automatic Continuity [PDF]

open access: yesJournal of Sciences, Islamic Republic of Iran, 2013
Let  be a Banach algebra. Let  be linear mappings on . First we demonstrate a theorem concerning the continuity of double derivations; especially that all of -double derivations are continuous on semi-simple Banach algebras, in certain case.
H. Mahdavian Rad, A. Niknam
doaj   +1 more source

Automatic continuity of homomorphisms between topological inverse semigroups

open access: yesTopological Algebra and its Applications, 2018
We find conditions on topological inverse semigroups X, Y guaranteeing the continuity of any homomorphism h : X → Y having continuous restrictions to any subsemilattice and any subgroup of X.
Pastukhova Iryna
doaj   +3 more sources

Automatic continuity of polynomial maps and cocycles

open access: yesProceedings of the American Mathematical Society
Classical theorems from the early 20th century state that any Haar measurable homomorphism between locally compact groups is continuous. In particular, any Lebesgue-measurable homomorphism
Meyerovitch, Tom, Solan, Omri Nisan
openaire   +3 more sources

Automatic Continuity of Some Types of Double Derivations on Semisimple Banach Algebras [PDF]

open access: yesمجلة التربية والعلم, 2019
Following Villena in [9] and Mohammed and Ali in [4], we introduce partially defined ( ) - c - double derivation and generalized ( ) - c - double derivation on a semisimple complex Banach algebra whose domain is not necessarily closed, essential ideal ...
Amir A. Mohammed A. Mohammed   +1 more
doaj   +1 more source

How can the transition from conventional to automatic measurements affect the climatological normals? – A case study from an alpine meteorological observatory at Skalnaté Pleso, Slovakia

open access: yesMeteorologische Zeitschrift, 2023
Harmonizing automatic with conventional meteorological measurements is essential to ensure continuity and homogeneity of long-term climate observations when considering the transition from manual (conventional) to automatic measurement regimes.
Veronika Lukasová   +5 more
doaj   +1 more source

SGCN: A multi-order neighborhood feature fusion landform classification method based on superpixel and graph convolutional network

open access: yesInternational Journal of Applied Earth Observations and Geoinformation, 2023
To address key issues with traditional landform classification methods that impact the integrity and continuity of the analysis area, as well as neglecting neighboring features, We presents a novel approach called superpixel-based graph convolutional ...
Honghao Fu   +4 more
doaj   +1 more source

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