Results 41 to 50 of about 10,963,226 (321)

Handling convexity-like constraints in variational problems

open access: yes, 2014
We provide a general framework to construct finite dimensional approximations of the space of convex functions, which also applies to the space of c-convex functions and to the space of support functions of convex bodies.
Mérigot, Quentin, Oudet, Edouard
core   +3 more sources

Majorization theorems for strongly convex functions

open access: yesJournal of Inequalities and Applications, 2019
In the article, we present several majorization theorems for strongly convex functions and give their applications in inequality theory. The given results are the improvement and generalization of the earlier results.
Syed Zaheer Ullah, M. Adil Khan, Y. Chu
semanticscholar   +1 more source

Convex Matrix Functions [PDF]

open access: yesProceedings of the American Mathematical Society, 1974
The purpose of this paper is to prove convexity properties for the tensor product, determinant, and permanent of hermitian matrices.
openaire   +3 more sources

Consolidate Overview of Ribonucleic Acid Molecular Dynamics: From Molecular Movements to Material Innovations

open access: yesAdvanced Engineering Materials, EarlyView.
Molecular dynamics simulations are advancing the study of ribonucleic acid (RNA) and RNA‐conjugated molecules. These developments include improvements in force fields, long‐timescale dynamics, and coarse‐grained models, addressing limitations and refining methods.
Kanchan Yadav, Iksoo Jang, Jong Bum Lee
wiley   +1 more source

Discrete majorization type inequalities for convex functions on rectangles

open access: yesJournal of Inequalities and Applications, 2019
In this paper, we present several discrete majorization type inequalities for the convex functions defined on rectangles.
M. Adil Khan   +3 more
semanticscholar   +1 more source

Multimaterial Approach to Improve the Mechanical Properties of a Novel Modified Auxetic Reentrant Honeycomb Structure

open access: yesAdvanced Engineering Materials, EarlyView.
A multimaterial approach is introduced to improve upon auxetic structures by combining two different polymers into the same reentrant honeycomb structure via additive manufacturing. The deformation behavior as well as the resulting Poisson's ratio are thereby improved significantly.
Alexander Engel   +2 more
wiley   +1 more source

Continuous essential selections and integral functionals

open access: yes, 2013
Given a strictly positive measure, we characterize inner semicontinuous solid convex-valued mappings for which continuous functions which are selections almost everywhere are selections.
Perkkiö, Ari-Pekka
core   +1 more source

From error bounds to the complexity of first-order descent methods for convex functions [PDF]

open access: yesMathematical programming, 2015
This paper shows that error bounds can be used as effective tools for deriving complexity results for first-order descent methods in convex minimization.
J. Bolte   +3 more
semanticscholar   +1 more source

Optimized Strategy for Fabricating High‐Aspect‐Ratio Periodic Structures Over Large Areas Using ps‐Direct Laser Interference Patterning

open access: yesAdvanced Engineering Materials, EarlyView.
Picosecond direct laser interference patterning (DLIP) enables precise microstructure fabrication on stainless steel. Using a multiscan approach, high‐aspect‐ratio patterns are achieved. Fluence influences structure growth and homogeneity, with smaller periods yielding better uniformity.
Fabian Ränke   +5 more
wiley   +1 more source

Matrix Hermite-Hadamard type inequalities [PDF]

open access: yes, 2013
We present several matrix and operator inequalities of Hermite-Hadamard type. We first establish a majorization version for monotone convex functions on matrices. We then utilize the Mond-Pecaric method to get an operator version for convex functions. We
Moslehian, Mohammad Sal
core  

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