Results 81 to 90 of about 81,230 (240)

Interpolation of bilinear operators and compactness [PDF]

open access: yes, 2012
The behavior of bilinear operators acting on interpolation of Banach spaces for the $\rho$ method in relation to the compactness is analyzed. Similar results of Lions-Peetre, Hayakawa and Person's compactness theorems are obtained for the bilinear case ...
D. L. Fernandez, Da Silva, E. Brandani
core  

Perturbative Matching of the staggered four-fermion operators for e'/e

open access: yes, 2001
Using staggered fermions, we calculate the perturbative corrections to the bilinear and four-fermion operators that are used in the numerical study of weak matrix elements for $\epsilon'/\epsilon$.
A. Alavi-Harati   +28 more
core   +1 more source

Machine Learning Approaches for GC–MS Data Interpretation in Flavour and Fragrance Analysis

open access: yesFlavour and Fragrance Journal, EarlyView.
The review explores machine learning integration in GC‐MS data analysis for the fragrance and flavour industry, highlighting recent advances and techniques in a context constrained by data scarcity and intellectual property concerns. ABSTRACT This review explores the integration of machine learning (ML) in the analysis of mass spectrometry data ...
Jean‐Baptiste Coffin   +3 more
wiley   +1 more source

Conformally invariant differential operators and bilinear functionals in six dimensions

open access: yesRevista de Matemática: Teoría y Aplicaciones, 2009
Revisamos como construir el operador de Paneitz en cuatro dimensiones y el correspondiente operador en seis dimensiones, mediante la construcci´on de funcionales diferenciales bilineales sim´etricos que son conformemente invariantes.
William J. Ugalde G
doaj   +1 more source

Smoothing of commutators for a H\"ormander class of bilinear pseudodifferential operators

open access: yes, 2013
Commutators of bilinear pseudodifferential operators with symbols in the H\"ormander class BS_{1, 0}^1 and multiplication by Lipschitz functions are shown to be bilinear Calder\'on-Zygmund operators.
Bényi, Árpád, Oh, Tadahiro
core  

Efficient Numerical Framework for Geothermal Energy Production Optimization in Fracture‐Controlled Reservoirs

open access: yesInternational Journal for Numerical Methods in Fluids, EarlyView.
We introduce an efficient open‐source numerical framework for the automated search for the placements of injection and production wells in hot fracture‐controlled reservoirs that sustainably optimize geothermal energy production. We model the reservoirs as discrete fracture networks in 3D. The fluid flow and heat transport in the reservoirs are modeled
Ondřej Pártl, Ernesto Meneses Rioseco
wiley   +1 more source

LATTICE OPERATIONS OF POSITIVE BILINEAR MAPPINGS

open access: yesTaiwanese Journal of Mathematics, 2008
In this paper we establish extension theorems for additive mappings ? : A+ ×B+ ? C+, where A, B are Riesz spaces (lattice ordered spaces or vector lattices) and C is an order complete Riesz space, to the whole of A×B, therebyextendingwell-knownresults for additivemappingsbetween Riesz spaces.
openaire   +3 more sources

Remark on bilinear operations on tensor fields [PDF]

open access: yesArchivum Mathematicum, 2020
Summary: This short note completes the results of [\textit{J. Janyška}, Arch. Math., Brno 55, No. 5, 289--308 (2019; Zbl 1513.58003)] by removing the locality assumption on the operators. After providing a quick survey on (infinitesimally) natural operations, we show that all the bilinear operators classified in [loc.
openaire   +1 more source

Analysis of a Mathematical Model of Marital Satisfaction

open access: yesMathematical Methods in the Applied Sciences, EarlyView.
ABSTRACT A large number of marriages end in divorce. In this paper, we present a model for the emotional state of a couple based on bilinear ordinary differential equations. We study the effect of changes of each individual's self‐emotional state on the couple's state.
Benito Chen‐Charpentier   +2 more
wiley   +1 more source

Endpoint Estimates for Oscillatory Singular Integrals with Hölder Class Kernels

open access: yesJournal of Function Spaces, 2019
We prove the uniform L1→L1,∞ and HE1→L1 boundedness of oscillatory singular integral operators whose kernels are the products of an oscillatory factor with bilinear phase and a Calderón-Zygmund kernel K(x,y) satisfying a Hölder condition.
Hussain Al-Qassem   +2 more
doaj   +1 more source

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