Results 71 to 80 of about 8,683 (257)

On Hilbert's Integral Inequality

open access: yesJournal of Mathematical Analysis and Applications, 1998
In this paper, the Hilbert integral inequality \[ \int^\infty_0 \int^\infty_0 {f(x)g(y)\over x+y} dx dy\leq \pi\Biggl(\int^\infty_0 f^2(x)dx\Biggr)^{1/2}\Biggl(\int^\infty_0 g^2(x)dx\Biggr)^{1/2}\tag{1} \] and its equivalent form \[ \int^\infty_0 \Biggl(\int^\infty_0 {f(x)\over x+y} dx\Biggr)^2 dy\leq \pi^2\int^\infty_0 f^2(x)dx\tag{2} \] are ...
openaire   +3 more sources

Quantum‐Inspired Fourier Transforms Based on Circuits

open access: yesAdvanced Science, EarlyView.
An analog scheme of classical circuit for the quantum Fourier transform is proposed. The number of the basic computing components employed in the circuit design is consistent with the number of the quantum gate in the quantum circuit. The information is encoded using correlated electrical signals.
Hanxu Zhang, Yifan Sun, Xiangdong Zhang
wiley   +1 more source

King and Cochrane: The technological treadmill and racial inequity in US agriculture

open access: yesApplied Economic Perspectives and Policy, EarlyView.
Abstract Between 1920 and 1969, the number of Black farmers in the US decreased from 14% of all operators to 4%. Using Martin Luther King Jr.'s critique of agricultural policy and Willard Cochrane's theory of the technological treadmill, we explore how racial discrimination was linked to policies that led to structural change in US agriculture.
Jared Hutchins, Jacopo De Marinis
wiley   +1 more source

Technological change, capital deepening, and agricultural total factor productivity (TFP) growth: Cross‐country comparison of 18 OECD countries

open access: yesApplied Economic Perspectives and Policy, EarlyView.
Abstract This paper employs the data envelope analysis (DEA) to assess technological progress and its impact on agricultural total factor productivity (TFP) across 18 the Organization for Economic Cooperation and Development (OECD) countries from 1973 to 2015.
Yu Sheng
wiley   +1 more source

Toward Energy Justice Principles for Sustainable Lithium‐Ion Battery Technologies

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
Prefeasibility life cycle assessment is used to evaluate the environmental, social, and supply chain impacts of lithium‐ion battery technologies, and the concept of distributional energy justice is discussed. By comparing chemistries and use cases, it reveals inequities in material sourcing and technology access.
Isabella D. R. Stephens   +4 more
wiley   +1 more source

Agricultural Diversification at the Margin. Strategies and Determinants in Italian Mountain and Remote Areas

open access: yesAgribusiness, EarlyView.
ABSTRACT This paper explores the convergence in on‐farm diversification strategies of agricultural holdings, between remote areas and more central ones. Using Italian farm‐level data, we explore the determinants of diversification strategies across farms.
Gianluca Grilli   +2 more
wiley   +1 more source

Extended Dissipativity Analysis for Uncertain Neutral-Type Semi-Markovian Jump Systems via Two Integral Inequalities

open access: yesMachines
This paper addresses the problem of extended dissipativity analysis for uncertain neutral-type semi-Markovian jump systems. Two novel parameter-dependent, free-matrix-based integral inequalities are proposed by introducing some adjustable parameters ...
Zihao Gao, Huaguang Zhang
doaj   +1 more source

Generalized fractional integral inequalities of Hermite–Hadamard type for (α,m) ${(\alpha,m)}$-convex functions

open access: yesJournal of Inequalities and Applications, 2019
In the paper, the authors establish some generalized fractional integral inequalities of the Hermite–Hadamard type for (α,m) $(\alpha,m)$-convex functions, show that one can find some Riemann–Liouville fractional integral inequalities and classical ...
Feng Qi   +3 more
doaj   +1 more source

Food Tastes in the United States: Convergence or Divergence?

open access: yesAgribusiness, EarlyView.
ABSTRACT This study investigates how food consumption tastes have changed in recent decades across the United States. Using NielsenIQ data for over 77 million transactions, there is evidence of divergence in food tastes across regions from 2007 to 2016 and across households of different income, education, and race/ethnicity groups.
Michael DeDad
wiley   +1 more source

New Weighted Integral Inequalities and Its Application to Exponential Stability Analysis of Time-Delay Systems

open access: yesIEEE Access, 2016
This paper is concerned with the exponential stability analysis for time-delay systems. First, two new weighted integral inequalities are presented based on the auxiliary function-based integral inequalities.
Cheng Gong, Guopu Zhu, Ligang Wu
doaj   +1 more source

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