Results 111 to 120 of about 77,460 (224)

Aggregation operators and lipschitzian conditions [PDF]

open access: yes, 2008
Lipschitzian aggregation operators with respect to the natural T - indistin- guishability operator Et and their powers, and with respect to the residuation ! T with respect to a t-norm T and its powers are studied.
Recasens Ferrés, Jorge
core   +1 more source

Invariance of quasi-arithmetic means with function weights

open access: yesJournal of Mathematical Analysis and Applications, 2009
In this paper some existence results are presented for the functional equation \[ \begin{multlined} \lambda(x,y)\phi^{-1}\left(\mu(x,y)\phi(x)+(1-\mu(x,y)\right)\phi(y)\\ +(1-\lambda(x,y))\psi^{-1}\left( \nu (x,y)\psi(x)+(1-\nu(x,y)\psi(y)\right)\\ =\lambda(x,y)x+(1-\lambda(x,y))y, \end{multlined} \] where \(\phi, \psi: I\to {\mathbb R}\) are ...
openaire   +1 more source

Local equivalence and refinements of Rasmussen's s‐invariant

open access: yesJournal of Topology, Volume 19, Issue 1, March 2026.
Abstract Inspired by the notions of local equivalence in monopole and Heegaard Floer homology, we introduce a version of local equivalence that combines odd Khovanov homology with equivariant even Khovanov homology into an algebraic package called a local even–odd (LEO) triple.
Nathan M. Dunfield   +2 more
wiley   +1 more source

Seismic Waves Do Sense Fracture Connectivity: Experimental Validation

open access: yesGeophysical Research Letters, Volume 53, Issue 4, 28 February 2026.
Abstract Fracture connectivity is a key parameter controlling fluid flow throughout the Earth's crust. While some theoretical and numerical studies suggest that seismic waves are sensitive to fracture connectivity, an experimental validation of this critically important phenomenon was so far unavailable.
Yanbin He   +9 more
wiley   +1 more source

Spectroscopic Ellipsometry Characterization and Radiative Limit Modeling of Bismuth‐Based Perovskite‐Inspired Absorbers for Indoor Photovoltaics

open access: yesAdvanced Optical Materials, Volume 14, Issue 5, 2 February 2026.
This study determines the optical constants of two lead‐free perovskite‐inspired materials (PIMs), Cu2AgBiI6 and Cs3Bi2I6Br3, promising for indoor light conversion. The optical constants are applied to simulate photovoltaic device optics, and thereupon, revise the theoretical limits for photocurrent generation and power conversion efficiency, providing
Aleksi Kamppinen   +6 more
wiley   +1 more source

Quasi-arithmetic Means Inequalities Criteria for Differentiable Functions

open access: yesJournal of Mathematics Research, 2015
Quasi-arithmetic means are defined for continuous, strictly monotone functions. In the case that functions are twice differentiable, we obtained criteria for inequalities between finite number of quasi-arithmetic means  in additional and multiplicative case. Applications for H\"older and Minkowski type inequalities are given.
openaire   +1 more source

Special subvarieties of non-arithmetic ball quotients and Hodge Theory

open access: yes, 2020
Let $\Gamma \subset \operatorname{PU}(1,n)$ be a lattice, and $S_\Gamma$ the associated ball quotient. We prove that, if $S_\Gamma$ contains infinitely many maximal totally geodesic subvarieties, then $\Gamma$ is arithmetic.
Baldi, Gregorio, Ullmo, Emmanuel
core  

Dimensional Stability and Mechanical Performance of Thermally Conditioned High‐Heat Polylactic Acid Parts Produced by Fused Filament Fabrication

open access: yesPolymer Engineering &Science, Volume 66, Issue 2, Page 941-958, February 2026.
Dimensional accuracy and tensile strength of high‐heat PLA parts printed by FFF as a function of printing temperature and annealing, highlighting the 210‐240°C window where geometry, UTS and model predictions are jointly optimized. ABSTRACT Additively manufactured high‐heat PLA parts must balance dimensional fidelity and tensile performance.
Cleiton Lazaro Fazolo de Assis   +2 more
wiley   +1 more source

Aggregation functions: Means [PDF]

open access: yes
The two-parts state-of-art overview of aggregation theory summarizes the essential information concerning aggregation issues. Overview of aggregation properties is given, including the basic classification of aggregation functions.
Endre Pap   +3 more
core  

A Method for Oscillation‐Free Dynamic IR Compensation During Potentiostatic Electrolyses

open access: yesSmall Methods, Volume 10, Issue 3, 9 February 2026.
This work introduces a simple, fully adaptive IR compensation method using commonly used (Metrohm Autolab PGSTAT) potentiostats, ensuring accurate potential control even under high‐current conditions when the solution resistance is dynamically changing.
Nandu Ashtaman‐Pillai Syamaladevi   +5 more
wiley   +1 more source

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