Results 81 to 90 of about 184,563 (268)

Maximal multilinear operators

open access: yes, 2005
We establish multilinear $L^p$ bounds for a class of maximal multilinear averages of functions on one variable, reproving and generalizing the bilinear maximal function bounds of Lacey.
Demeter, Ciprian   +2 more
core   +1 more source

Turbulent snow transport and accumulation: New reduced‐order models and diagnostics

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
Our new reduced‐order models of snow particle transport provide high‐fidelity calculations of snow accumulation in turbulent flows at significantly reduced computational costs. Additional accumulation diagnostics from the reduced‐order model predict complex patterns of particle concentration in turbulent boundary layers via coherent flow structures in ...
Nikolas O. Aksamit   +3 more
wiley   +1 more source

Almost everywhere convergence of orthogonal expansions of several variables

open access: yes, 2003
For weighted $L^1$ space on the unit sphere of $\RR^{d+1}$, in which the weight functions are invariant under finite reflection groups, a maximal function is introduced and used to prove the almost everywhere convergence of orthogonal expansions in $h ...
Xu, Yuan
core   +1 more source

Safe Stabilization Using Non‐Smooth Control Lyapunov Barrier Function

open access: yesInternational Journal of Robust and Nonlinear Control, EarlyView.
ABSTRACT This paper addresses the challenge of safe stabilization, ensuring the system state reaches the origin while avoiding unsafe state regions. Existing approaches that rely on smooth Lyapunov barrier functions often fail to guarantee a feasible controller. To overcome this limitation, we introduce the non‐smooth control Lyapunov barrier function (
Jianglin Lan   +3 more
wiley   +1 more source

Almost Everywhere Convergence of Ergodic Averages

open access: yesReal Analysis Exchange, 2009
Editors Note. This paper was originally given as the Gibson Lecture at the 32nd Summer Symposium in Real Analysis held at Chicago State University, June 10-14, 2008. It is being published here as a survey at the request of the Editor and with the permission of the author.
openaire   +2 more sources

Engaging the Complexities of Energy Transitions: Sociotechnical and Dualistic Insights From Crossdisciplinary Undergraduates

open access: yesScience Education, EarlyView.
ABSTRACT Discourses of energy and energy transition have become increasingly prevalent in informal and formal learning spaces. Energy transitions differ across regions, contexts, and technologies. The contextual nature of energy is an opportunity for a sociotechnical approach to its study.
Desen S. Özkan   +2 more
wiley   +1 more source

FDI and Performance: A Comparative Analysis Between Emerging and Developed Economies

open access: yesThunderbird International Business Review, EarlyView.
ABSTRACT This study investigates the nuanced relationship between foreign direct investment (FDI) and firm performance, addressing the heterogeneity of FDI's impact across countries with different levels of development. While FDI is widely recognized as a catalyst for economic growth, technology transfer, and enhanced competitiveness, particularly in ...
Cintya Lanchimba, Mamadou Ndione
wiley   +1 more source

A Country That Never Sleeps? A Web Scrapping Analysis of the 24‐h Economy Policy in Ghana

open access: yesThunderbird International Business Review, EarlyView.
ABSTRACT In light of revitalizing Ghana's economic landscape through sustainable job creation underpinned by 24‐h operations across all key sectors, the National Democratic Congress proposed the ‘24‐h economy’ policy proposal. This study employs the web‐scraping technique through text mining and python codes to analyse 1820 comments from Facebook, X ...
Pius Gamette   +3 more
wiley   +1 more source

Anisotropy in Dry‐Type Valve‐Side Bushings of Converter Transformer: Phenomena and Effects

open access: yesHigh Voltage, EarlyView.
ABSTRACT The safe and stable working of dry‐type valve‐side bushings, important components of converter transformers, is essential. In recent years, poor design has led to several core breakdown, flashover and cracking failures. The bushing cores, composed of crepe paper and aluminium foil, exhibit significant anisotropic physical properties due to its
Gaoyi Shang   +6 more
wiley   +1 more source

Fixed Points of Self-Mappings with Jumping Effects: Application to Stability of a Class of Impulsive Dynamic Systems

open access: yesMathematics
This paper studies the boundedness and convergence properties of the sequences generated by strict and weak contractions in metric spaces, as well as their fixed points, in the event that finite jumps can take place from the left to the right limits of ...
Manuel De la Sen   +3 more
doaj   +1 more source

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