Results 31 to 40 of about 284,723 (126)

Sustainability and Value Transitions: The Strategic Role of Cross‐Sectoral Interconnectedness and Transition Brokers

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Climate economics is undergoing rapid transformation, reconfiguring the foundations of sustainability transitions. This study develops a systems‐based perspective that foregrounds the strategic role of cross‐sectoral interconnectedness and transition brokers in shaping these transitions.
Ionna Trofimova‐Elliot
wiley   +1 more source

Perbandingan Metode Halley dan Olver dalam Penentuan Akar-akar Penyelesaian Polinomial Wilkinson

open access: yesJTAM (Jurnal Teori dan Aplikasi Matematika), 2019
Abstrak: Root finding adalah salah satu topik dalam metode numerik dalam menentukan akar suatu persamaan , biasanya persamaan tersebut dalam bentuk rumit dan sulit diselesaikan secara analitik.
Randhi Nanang Darmawan   +1 more
doaj   +1 more source

Two Two‐Tier Stochastic Frontier Replications

open access: yesJournal of Applied Econometrics, EarlyView.
ABSTRACT We replicate the two foundational studies which proposed the two‐tier stochastic frontier model, first in the cross‐sectional setting and then for the fixed effects panel data model. We explore matters of software then and now, different mathematical formulations of the likelihood, and alternative current software tools.
Alecos Papadopoulos   +1 more
wiley   +1 more source

A Consensus Approach to Distributed Convex Optimization in Multi-Agent Systems [PDF]

open access: yes, 2013
In this thesis we address the problem of distributed unconstrained convex optimization under separability assumptions, i.e., the framework where a network of agents, each endowed with local private convex cost and subject to communication constraints ...
Filippo Zanella, Zanella, Filippo
core  

Analysis of Mechanical‐Electrical‐Hydraulic Coupled Vibration Response Characteristics of Thermal Control Circulating Pumps Supported by Water‐Lubricated Bearings

open access: yesInternational Journal of Mechanical System Dynamics, EarlyView.
ABSTRACT The operational reliability of thermal control circulation pumps is significantly restricted by the multi‐physics coupled environment. To reveal the vibration transmission mechanisms and dynamic response characteristics under multi‐field coupled excitations, a multi‐DOF coupled dynamic representation of the overall system, incorporating the ...
Jianfeng Luo   +4 more
wiley   +1 more source

A Phase‐Field Model for Quasi‐Dynamic Rupture Nucleation and Propagation of In‐Plane Faults

open access: yesInternational Journal for Numerical and Analytical Methods in Geomechanics, EarlyView.
ABSTRACT Computational modeling of faulting processes is an essential tool for understanding earthquake mechanics but remains challenging due to the structural and material complexities of fault zones. The phase‐field method has recently enabled unified modeling of fault propagation and off‐fault damage within a fracture‐mechanics‐based framework ...
Fan Fei   +3 more
wiley   +1 more source

Globally convergent algorithms for dc operating point analysis of nonlinear circuits [PDF]

open access: yes, 2003
An important objective in the analysis of an electronic circuit is to find its quiescent or DC operating point. This is the starting point for performing other types of circuit analysis.
Zwolinski, Mark   +3 more
core   +2 more sources

Comparative Analysis of Post‐Buckling Torsional Response in Carbon/Aramid Hybrid and Carbon Fiber Composites: Experimental Evaluation of Synergistic Effects Beyond Macro‐Scale Modeling Limits

open access: yesPolymer Composites, EarlyView.
Post‐buckling torsional response of carbon fiber (a) and intraply carbon/aramid hybrid (b) composites, revealing yarn‐level interaction beyond macro‐scale modeling limits. ABSTRACT This study investigates the buckling and post‐buckling performance of Carbon Fiber Reinforced Epoxy (CFRE) and intraply Carbon/Aramid Fabric Reinforced Epoxy (C/AFRE ...
G. E. Guloglu, B. Akış
wiley   +1 more source

Ceros por Newton Raphson (APP)

open access: yes, 2022
Búsqueda de ceros de una función por el método de Newton Raphsonhttps://laboratoriosvirtuales.upv.es/webapps/Newton_Raphson.htmlPeñaranda Foix, FL. (2022). Ceros por Newton Raphson (APP).
Penaranda-Foix, Felipe L.
core  

A Computer Model for the Hydraulic Analysis of Open Channel Cross Sections

open access: yesJournal of Agricultural and Marine Sciences, 1996
Irrigation and hydraulic engineers are often faced with the difficulty of tedious trial solutions of the Manning equation to determine the various geometric elements of open channels.
W. H. Shayya, R. H. Mohtar, M. S Baasiri
doaj   +1 more source

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