Results 81 to 90 of about 21,799 (306)

On relations among the generalized second-order directional derivatives

open access: yes, 2001
In the paper, we deal with the relations among several generalized second-order directional derivatives.
Pastor, Karel
core   +1 more source

Directional differentiability for elliptic quasi-variational inequalities of obstacle type [PDF]

open access: yes, 2018
The directional differentiability of the solution map of obstacle type quasi-variational inequalities (QVIs) with respect to perturbations on the forcing term is studied. The classical result of Mignot is then extended to the quasi-variational case under
Alphonse, Amal   +2 more
core   +1 more source

Differentiability Via One Sided Directional Derivatives [PDF]

open access: yesProceedings of the American Mathematical Society, 1981
Let F F be a continuous mapping from an open subset
openaire   +1 more source

Innovative Processing of Compacted Waste Aluminum Alloy Powders via Controlled Remelting and Solidification

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates an efficient recycling route for out‐of‐spec AlSi10Mg atomized powders through compaction and arc remelting followed by suction casting. By correlating compaction load, cooling rate, and resulting microstructure, we show that intermediate pressures (50–80 kN) and rapid cooling refine dendrites, reduce porosity, and enhance ...
Mila Christy de Oliveira   +4 more
wiley   +1 more source

Two uniqueness results in the inverse boundary value problem for the weighted p-Laplace equation

open access: yesForum of Mathematics, Sigma
In this paper we prove a general uniqueness result in the inverse boundary value problem for the weighted p-Laplace equation in the plane, with smooth weights.
Catalin Carstea, Ali Feizmohammadi
doaj   +1 more source

A nonlinear total variation based computed tomography (CT) image reconstruction method using gradient reinforcement [PDF]

open access: yesPeerJ
Compressed sensing-based reconstruction algorithms have been proven to be more successful than analytical or iterative methods for sparse computed tomography (CT) imaging by narrowing down the solution set thanks to its ability to seek a sparser solution.
Metin Ertas
doaj   +2 more sources

A Numerical–Experimental Approach for Multi‐Matrix Fiber‐Reinforced Plastics Characterization Using Finite Element Model Updating

open access: yesAdvanced Engineering Materials, EarlyView.
A numerical–experimental framework is developed for characterizing multi‐matrix fiber‐reinforced polymers (MM‐FRPs) combining epoxy and polyurethane matrices. Harmonic bending tests are integrated with finite element model updating (FEMU) to simultaneously identify elastic and viscoelastic material parameters.
Rodrigo M. Dartora   +4 more
wiley   +1 more source

Directional derivatives in 3d

open access: yes, 2016
Derivatives, partial derivatives, directional derivativesVisualize directional derivatives in three dimensions. Adjust the plane using the initial point and tetha.
Brown, Abby
core  

Differentiability via directional derivatives

open access: yes, 1978
Let F be a continuous function from an open subset D of a separable Banach space X into a Banach space Y. We show that if there is a dense G δ {G_\delta } subset A of D and a ...
Clifford E. Weil, Ka Sing Lau
core   +1 more source

An Accelerated Directional Derivative Method for Smooth Stochastic Convex Optimization

open access: yes, 2020
We consider smooth stochastic convex optimization problems in the context of algorithms which are based on directional derivatives of the objective function.
Dvurechensky, Pavel   +2 more
core   +1 more source

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