Results 41 to 50 of about 14,054 (185)

The effectiveness of additional medical management of patients in the early stages after reconstructive interventions on the auxiliary apparatus of the eye: assessment of changes in the tissues of the ocular surface and eyelids

open access: yesРоссийский офтальмологический журнал, 2022
Purpose: to evaluate the effectiveness and safety of combination therapy using the moisturizing ophthalmic solution, Hyloparin-Comod®, and the lubricating ophthalmic agent Parin-Pos® in complex medical management in the early stages after reconstructive ...
I. A. Filatova   +2 more
doaj   +1 more source

Semigroup Maximal Functions, Riesz Transforms, and Morrey Spaces Associated with Schrödinger Operators on the Heisenberg Groups

open access: yesJournal of Function Spaces, 2020
Let L=−Δℍn+V be a Schrödinger operator on the Heisenberg group ℍn, where Δℍn is the sub-Laplacian on ℍn and the nonnegative potential V belongs to the reverse Hölder class Bq with q∈Q/2,∞. Here, Q=2n+2 is the homogeneous dimension of ℍn.
Hua Wang
doaj   +1 more source

Lebesgue's Differentiation Theorems in R.I. Quasi-Banach Spaces and Lorentz Spaces Γp,w

open access: yesJournal of Function Spaces and Applications, 2012
The paper is devoted to investigation of new Lebesgue's type differentiation theorems (LDT) in rearrangement invariant (r.i.) quasi-Banach spaces E and in particular on Lorentz spaces Γp,w={f:∫(f ...
Maciej Ciesielski, Anna Kamińska
doaj   +1 more source

Assessment of design approximation impact on neutronic characteristics of a high-temperature gas-cooled reactor fuel assembly [PDF]

open access: yesNuclear Energy and Technology
A comparative study has been conducted to find out how design approximations and simulation methods of a prismatic-type fuel block of a high-temperature gas-cooled reactor (HTGR) may affect the calculation accuracy of neutronic characteristics of fuel ...
Alexander V. Salyaev   +2 more
doaj   +3 more sources

A simulation study comparing the power of nine tests of the treatment effect in randomized controlled trials with a time-to-event outcome

open access: yesTrials, 2020
Background The logrank test is routinely applied to design and analyse randomized controlled trials (RCTs) with time-to-event outcomes. Sample size and power calculations assume the treatment effect follows proportional hazards (PH). If the PH assumption
Patrick Royston, Mahesh K. B. Parmar
doaj   +1 more source

On Four Classical Measure Theorems

open access: yesMathematics, 2021
A subset B of an algebra A of subsets of a set Ω has property (N) if each B-pointwise bounded sequence of the Banach space ba(A) is bounded in ba(A), where ba(A) is the Banach space of real or complex bounded finitely additive measures defined on A ...
Salvador López-Alfonso   +2 more
doaj   +1 more source

Convergence theorems for Banach space valued integrable multifunctions

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1987
In this work we generalize a result of Kato on the pointwise behavior of a weakly convergent sequence in the Lebesgue-Bochner spaces LXP(Ω) (1≤p≤∞). Then we use that result to prove Fatou's type lemmata and dominated convergence theorems for the Aumann ...
Nikolaos S. Papageorgiou
doaj   +1 more source

CLASSIFICATION OF RULED SURFACES WITH POINTWISE 1-TYPE GAUSS MAP

open access: yesTaiwanese Journal of Mathematics, 2010
Ruled surfaces with the Gauss map satisfying a partial differential equation which is similar to an eigenvalue problem in a 3-dimensional Euclidean space are studied. Such a Gauss map is said to be of pointwise 1-type, namely, the Gauss map $G$ satisfies $\Delta G = f(G+C)$, where $\Delta$ is the Laplacian operator, $f$ is a non-zero function and $C ...
Choi, Miekyung   +2 more
openaire   +2 more sources

On pseudo-umbilical rotational surfaces with pointwise 1-type gauss map in E-2(4) [PDF]

open access: yes, 2017
In this work, we study two families of rotational surfaces in the pseudo Euclidean space 1E4 with profile curves lying in 2 dimensional planes. First, we obtain a classification of pseudo umbilical spacelike surfaces and timelike surfaces in these ...
Canfes, Elif Özkara   +2 more
core   +1 more source

SURFACES WITH POINTWISE 1-TYPE GAUSS MAP OF THE SECOND KIND [PDF]

open access: yesThe Pure and Applied Mathematics, 2012
In this article, we study generalized slant cylindrical surfaces (GSCS`s) with pointwise 1-type Gauss map of the first and second kinds. Our main results state that the right circular cones are the only rational kind GSCS`s with pointwise 1-type Gauss map of the second kind.
openaire   +1 more source

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