Results 161 to 170 of about 3,973 (295)

Lie triple systems and warped products.

open access: yesRendiconti di Matematica e delle Sue Applicazioni, 2001
Let \((M = B \times F, g_{\omega} = g_B + \omega^2 g_F)\) be a warped product, with \(\omega: B \to \mathbb R^+\) a function, \(g_B\) a Riemannian metric on the manifold \(B\) and \(g_F\) a Riemannian metric on the manifold \(F\). In the present paper the authors study the conditions ensuring that \((M, g_{\omega})\) is locally symmetric. Let \(\Omega\)
Marco Bertola, Daniele Gouthier
openaire   +2 more sources

Warped Product submanifold in generalized Sasakian space form

open access: yes, 2011
In 2002, K. Matsumoto and I. Mihai established sharp inequalities for some warped product submanifolds in Sasakian space forms. A. Olteanu, established one of these inequalities for Legendrian warped product submanifolds in generalized Sasakian space ...
Nejadakbary, Vahid, Malek, Fereshteh
core  

Effects of Wall‐to‐Floor Interactions on Seismic Response of Platform‐Type CLT Buildings

open access: yesEarthquake Engineering &Structural Dynamics, EarlyView.
ABSTRACT Platform‐type cross‐laminated timber (CLT) buildings feature discontinuous wall segments supported by CLT floors. In practice, CLT floors are often treated as rigid diaphragm, yet the wall‐to‐floor interactions (WFIs) associated with flexibility of floors remain insufficiently investigated during seismic performance assessment.
Chaoyue Zhang   +3 more
wiley   +1 more source

Institutional Fragility and E‐Business Adoption: A Study of SMEs in a Conflict‐Affected Economy

open access: yesStrategic Change, EarlyView.
ABSTRACT This study examines e‐business adoption among SMEs in Yemen, a conflict‐affected and institutionally fragile economy. Drawing on a mixed‐methods design, it combines Partial Least Squares Structural Equation Modelling (PLS‐SEM) with qualitative interviews to analyse how war and firm size moderate the effects of key adoption drivers and barriers.
Ahmed Abdullah   +5 more
wiley   +1 more source

Stretch‐shortening cycle force–time and power–time waveform analysis indicates limitations of the contralateral limb benchmark in athletes with ACL injury

open access: yesKnee Surgery, Sports Traumatology, Arthroscopy, EarlyView.
Abstract Purpose Unilateral countermovement jump (CMJsingle) testing is commonly used after anterior cruciate ligament reconstruction (ACLR) to assess stretch‐shortening cycle (SSC) function and return‐to‐sport readiness. However, the impact of ACLR on contralateral limb SSC function is poorly understood, which may impact the utility of the ...
Shadan Al‐Saket   +7 more
wiley   +1 more source

FDM 3D Printed Automotive Spoilers: A Simplified Cost Analysis

open access: yesMacromolecular Symposia, EarlyView.
ABSTRACT Additive manufacturing (AM) has become an attractive alternative for producing customized and low‐volume automotive components, particularly in the aftermarket sector. This study presents a simplified theoretical cost analysis for manufacturing an automotive rear spoiler using fused deposition modeling (FDM).
Florin ‐ Ștefan JINGA, Irina SEVERIN
wiley   +1 more source

Warped area-minimizing hypersurface and warped product metric

open access: yes
By studying the warped(or weighted) area-minimizing hypersurface, we prove that the metric can be locally split as a warped product metric under the spectral Ricci or spectral scalar curvature lower bound condition.
openaire   +2 more sources

Investigation of the Critical Overhang Angle in Fused Filament Fabrication Technology

open access: yesMacromolecular Symposia, EarlyView.
ABSTRACT In fused filament fabrication, overhangs are challenging because each deposited layer requires partial support from the previous layer. The frequently cited 45° guideline for unsupported printing originates from empirical practice and does not consistently represent process‐specific behavior.
Nicolae Razvan Mititelu   +4 more
wiley   +1 more source

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