Results 11 to 20 of about 59,818 (241)

Asymmetry of posterior pole remodeling in high myopia [PDF]

open access: yesScientific Reports
To characterize posterior pole morphology in high myopia using widefield OCT angiography (OCTA)–derived curvature metrics, with particular emphasis on asymmetry and regional variation, and to determine whether posterior deformation shows structured ...
Ze–xu Wang, Bin Wei, Rui Li
doaj   +2 more sources

Uniformly continuous set-valued composition operators in the space of total φ-bidimensional variation in the sense of Riesz [PDF]

open access: yesOpuscula Mathematica, 2010
In this paper we prove that if a Nemytskij composition operator, generated by a function of three variables in which the third variable is a function one, maps a suitable large subset of the space of functions of bounded total \(\varphi\)-bidimensional ...
Wadie Aziz   +3 more
doaj   +1 more source

On the Convergence of Multistep Iteration for Uniformly Continuous Φ‐Hemicontractive Mappings [PDF]

open access: yesAbstract and Applied Analysis, 2012
It is shown that the convergence of the multistep iterative process with errors is obtained for uniformly continuous Φ‐hemicontractive mappings in real Banach spaces. We also revise the problems of C. E. Chidume and C. O. Chidume (2005).
Xue, Zhiqun, Rafiq, Arif, Zhou, Haiyun
openaire   +4 more sources

An Efficient Algorithm for Zeros of Bounded Generalized Ghi-Quasi-Accretive Maps

open access: yesThe Proceedings of the Nigerian Academy of Science, 2013
This is a research announcement of the following result. Let E be a real normed linear space in which the single-valued normalized duality map is Holder continuous on balls and let A: E → E be a bounded generalized Φ-quasi-accretive map.
C. E. Chidume FAS, C. O. Chidume
doaj   +1 more source

Adaptive simulation of 3D thermometry maps for interventional MR-guided tumor ablation using Pennes’ bioheat equation and isotherms

open access: yesScientific Reports, 2022
Minimally-invasive thermal ablation procedures have become clinically accepted treatment options for tumors and metastases. Continuous and reliable monitoring of volumetric heat distribution promises to be an important condition for successful outcomes ...
Julian Alpers   +5 more
doaj   +1 more source

ON THE CONTINUITY OF ENTROPY FOR NON-UNIFORMLY EXPANDING MAPS [PDF]

open access: yesEQUADIFF 2003, 2005
It is a difficult problem to verify the existence of these measures for general Dynamical Systems. For Axiom A diffeomorphisms and flows, and uniformly expanding endomorphisms classical results by Sinai, Ruelle and Bowen prove the existence of SRB measures. In this context the continuous variation of the SRB entropy is known.
JOSÉ F. ALVES   +2 more
openaire   +1 more source

Generalized Virtually Stable Maps and Their Associated Sequences

open access: yesJournal of Function Spaces and Applications, 2013
We extend the concept of virtual stability of continuous self-maps to arbitrary selfmaps and investigate the structure of sequences associated with uniformly virtually stable selfmaps.
P. Chaoha   +2 more
doaj   +1 more source

Uniformly Continuous Superposition Operators In The Space Of Functions Of Bounded n-Dimensional Φ-Variation

open access: yesDemonstratio Mathematica, 2014
We prove that if a superposition operator maps a subset of the space of all metric-vector-space-valued-functions of bounded n-dimensional Φ-variation into another such space, and is uniformly continuous, then the generating function of the operator is an
Bracamonte Mireya   +3 more
doaj   +1 more source

Ninety years of change on a low wooded island, Great Barrier Reef [PDF]

open access: yesRoyal Society Open Science, 2019
We assess 90 years of change on a Low Wooded Island (Low Isles, Great Barrier Reef), employing drones and topographic profiling to accurately survey ramparts, mangroves, the reef flat and the sand cay.
S. M. Hamylton   +3 more
doaj   +1 more source

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