Results 21 to 30 of about 2,839 (96)

Two SAOR Iterative Formats for Solving Linear Complementarity Problems [PDF]

open access: yesInternational Journal of Information Technology and Computer Science, 2011
In this paper, we propose two new iterative SAOR methods to solve the linear complementarity problem. Some sufficient conditions for the convergence of two new iterative methods are presented, when the system matrix M is an M-matrix. Moreover, when M is an L-matrix, we discuss the monotone convergence of the new methods.
Xian-li Han, Dong-jin Yuan, Shan Jiang
openaire   +1 more source

N-complexes as functors, amplitude cohomology and fusion rules [PDF]

open access: yes, 2006
We consider N-complexes as functors over an appropriate linear category in order to show first that the Krull-Schmidt Theorem holds, then to prove that amplitude cohomology only vanishes on injective functors providing a well defined functor on the ...
A. Connes   +20 more
core   +6 more sources

Temporally Stable Species Occupancy Frequency Distribution and Abundance–Occupancy Relationship Patterns in Urban Wintering Bird Assemblages

open access: yesFrontiers in Ecology and Evolution, 2019
Urbanization is negatively affecting biodiversity worldwide, and general ecological patterns may also differ between urban and more natural areas. The main aim of this study was to examine if urbanization has effects on the wintering species occupancy ...
Jukka Suhonen, Jukka Jokimäki
doaj   +1 more source

The first Hochschild cohomology group of a schurian cluster-tilted algebra [PDF]

open access: yes, 2009
Given a cluster-tilted algebra B we study its first Hochschild cohomology group HH1(B) with coefficients in the B-B-bimodule B. We find several consequences when B is representation-finite, and also in the case where B is cluster-tilted of type Ã.Fil ...
A. Buan   +18 more
core   +1 more source

Saor Crimp - Eight Die 3D Printable Radial Force Tester

open access: yes, 2023
3D printable radial force tester, developed in Lally Lab TCD. The device can be pinned directly to a Zwick uniaxial tester to perform radial force testing. The diameter of the crimping chamber is directly proportional to the crosshead position, allowing for easy calibration.
Guerin, Luke, Murphy, Jack F.
openaire   +1 more source

The Neoliberal Myth of Austerity: Debt and Solidarity in the Forefront of Public Space

open access: yesJournal of Social and Political Psychology, 2018
A multitude of crises have ravaged Greece during the past six years. The ensuing austerity policies, imposed as antidotes, appear to have impacted people's lives gravely.
Andreas Vavvos, Sofia Triliva
doaj   +1 more source

On the Two SAOR Iterative Formats for Solving Linear Complementarity Problems [PDF]

open access: yesInternational Journal of Information Technology and Computer Science, 2011
Han et.al have applied two SAOR splitting formats for solving the linear complementarity problem. We improve them by introducing a class of preconditioners based on the SAOR methods. The convergences of the modified methods have been analyzed. We also show the applicability of the methods by numerical example.
H.Saberi Najafi, S.A. Edalatpanah
openaire   +1 more source

Load Balancing Opportunistic Routing for Cognitive Radio Ad Hoc Networks

open access: yesWireless Communications and Mobile Computing, Volume 2018, Issue 1, 2018., 2018
Recent research activities have shown that opportunistic routing can achieve considerable performance gains in Cognitive Radio Ad hoc Networks (CRAHNs). Most of these studies focused on designing appropriate metrics to select and prioritize the forwarding candidates.
Wenxuan Duan   +5 more
wiley   +1 more source

Non-adaptive and adaptive SAOR-CG algorithms

open access: yesJournal of Computational and Applied Mathematics, 1985
The paper is concerned with an improvement of the SAOR method for the iterative solution of large linear systems. Two versions of CG (conjugate gradient) acceleration of the SAOR method are proposed. In the non- adaptive version of the SAOR-CG algorithm the SAOR parameters \(\gamma\),\(\omega\) are fixed while in the adaptive version they are ...
Yamada, Seiji   +3 more
openaire   +1 more source

Efficient Utilization of Waste Carbon Source for Advanced Nitrogen Removal of Landfill Leachate

open access: yesBioMed Research International, Volume 2017, Issue 1, 2017., 2017
A modified single sequencing batch reactor (SBR) was developed to remove the nitrogen of the real landfill leachate in this study. To take the full advantage of the SBR, stir phase was added before and after aeration, respectively. The new mechanism in this experiment could improve the removal of nitrogen efficiently by the utilization of carbon source
Kai Wang   +4 more
wiley   +1 more source

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