Results 11 to 20 of about 756,840 (266)

General surgery admissions, operations, and patient outcomes during the COVID-19 pandemic

open access: yesArchives of Trauma Research, 2022
Background and Objectives: During the COVID-19 pandemic, hospitals were overwhelmed and non-COVID admissions were restricted due to national guidelines and decreased references.
Esmail Abdorrahim-Kashi   +6 more
doaj   +1 more source

Operational Phase Operators and Hermitian Phase Operators [PDF]

open access: yesProgress of Theoretical Physics, 2003
Summary: It is shown that there exist two kinds of operational (or measured) phase operators, those of the Hradil type [\textit{Z. Hradil}, Phys. Rev. A 47, 4532--4534 (1993)] defined on the entire Hilbert space, and those of the Noh-Fougères-Mandel type [\textit{J. W. Noh, A. Fougères} and \textit{L. Mandel}, Phys. Rev.
openaire   +2 more sources

The operation $ABA$ in operator algebras [PDF]

open access: yesCommentationes Mathematicae Universitatis Carolinae, 2021
Summary: The binary operation \(aba\), called Jordan triple product, and its variants (such as e.g. the sequential product \(\sqrt{a}b\sqrt{a}\) or the inverted Jordan triple product \(ab^{-1}a\)) appear in several branches of operator theory and matrix analysis. In this paper we briefly survey some analytic and algebraic properties of these operations,
openaire   +3 more sources

Book Review: The Politics of Operations: Excavating Contemporary Capitalism by Sandro Mezzadra and Brett Neilson

open access: yestripleC: Communication, Capitalism & Critique, 2019
Juan Pablo Melo reviews Sandro Mezzadra and Brett Neilson’s (2019) The Politics of Operations: Excavating Contemporary Capitalism. Durham, NC: Duke University Press.
Juan Pablo Melo
doaj   +1 more source

The Benefits of an Interdisciplinary Approach to Mathematics Education on Issues Around Computation in School

open access: yesFrontiers in Psychology, 2022
We present arguments in favor of an interdisciplinary approach in mathematics education. As an instance, we briefly recall how cognitive neuropsychologists promoted intense finger gnosis acquisition, i.e., acquiring the ability to mentally represent one ...
Laura Martignon, Charlotte Rechtsteiner
doaj   +1 more source

The Dutch Strategic and Operational Approach in the Indonesian War of Independence, 1945-1949

open access: yesScientia Militaria, 2019
The Indonesian War of Independence (1945–1949) and the Dutch attempt to combat the insurgency campaign by the Indonesian nationalists provides an excellent case study of how not to conduct a counter-insurgency war.
Scholtz, Leopold
doaj   +1 more source

Operator Ideals and Operator Spaces [PDF]

open access: yesProceedings of the American Mathematical Society, 1995
We prove that every full symmetrically normed ideal of operators on a Hilbert space is realizable as the set of completely bounded maps between two homogeneous operator Hilbert spaces, with the c.b. norm equivalent to (but in general not equal to) the symmetric norm. We show that one can have equality of the c.b.
Mathes, D. Benjamin, Paulsen, Vern I.
openaire   +1 more source

Fostering viability and sustainability of small and medium enterprises: Determining the true beneficiaries of university research output

open access: yesActa Commercii, 2018
Orientation: The focus of this study was dissemination of university research output to small and medium enterprises. Research purpose: This study sought to determine the true beneficiaries of research output.
Gwendoline V. Nani
doaj   +1 more source

VENμS: Mission Characteristics, Final Evaluation of the First Phase and Data Production

open access: yesRemote Sensing, 2022
VENμS (Vegetation and Environment New micro (μ) Satellite) is a micro satellite launched in 2017 by the Israeli Space Agency (ISA) and the French Centre National d’Etudes Spatiales (CNES).
Arthur Dick   +9 more
doaj   +1 more source

Operations in subterranean systems: Terrain and weather variable

open access: yesSecurity and Defence Quarterly, 2020
The overall objective of the research is to summarize tactical considerations, resulting from terrain and weather analysis, to support the preparation, planning and execution of subterranean operations.
José Paulo Silva Bartolomeu
doaj   +1 more source

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