Results 41 to 50 of about 1,773 (86)

Characterizations of Super-regularity and its Variants

open access: yes, 2018
Convergence of projection-based methods for nonconvex set feasibility problems has been established for sets with ever weaker regularity assumptions.
A Daniilidis   +10 more
core   +1 more source

Three nontrivial solutions for nonlocal anisotropic inclusions under nonresonance

open access: yesElectronic Journal of Differential Equations, 2019
In this article, we study a pseudo-differential inclusion driven by a nonlocal anisotropic operator and a Clarke generalized subdifferential of a nonsmooth potential, which satisfies nonresonance conditions both at the origin and at infinity. We prove
Silvia Frassu   +2 more
doaj  

Geometric conditions for regularity in a time-minimum problem with constant dynamics [PDF]

open access: yes, 2012
Continuing the earlier research on local well-posedness of a time-minimum problem associated to a closed target set C in a Hilbert space H and a convex constant dynamics F we study the Lipschitz (or, in general, Hölder) regularity of the (unique) point ...
Goncharov, Vladimir, Pereira, Fátima
core  

Nonsmooth Morse-Sard theorems

open access: yes, 2017
We prove that every function $f:\mathbb{R}^n\to \mathbb{R}$ satisfies that the image of the set of critical points at which the function $f$ has Taylor expansions of order $n-1$ and non-empty subdifferentials of order $n$ is a Lebesgue-null set.
Azagra, Daniel   +2 more
core   +1 more source

Existence of a nontrival solution for Dirichlet problem involving p(x)-Laplacian

open access: yes, 2014
In this paper we study the nonlinear Dirichlet problem involving p(x)-Laplacian (hemivariational inequality) with nonsmooth potential. By using nonsmooth critical point theory for locally Lipschitz functionals due to Chang and the properties of ...
Barnaś, Sylwia
core   +1 more source

Generalized differentiation with positively homogeneous maps: Applications in set-valued analysis and metric regularity [PDF]

open access: yes, 2009
We propose a new concept of generalized differentiation of set-valued maps that captures the first order information. This concept encompasses the standard notions of Frechet differentiability, strict differentiability, calmness and Lipschitz continuity ...
Pang, C. H. Jeffrey
core  

Weakened subdifferentials and Frechet differentiability of real functions [PDF]

open access: yes
Let X be a real Banach space and f : X ! R [ {+1}. It is well known that the Clarke subdifferential @ f(x) of the function f at x 2 int dom f is a singleton if and only if f is strongly differentiable (then @ f(x) = {Dsf(x)}, where Dsf(x) is the strong ...
Ginchev Ivan
core  

Generalization of Clark’s derivation and subdifferential [PDF]

open access: yes, 2009
In this talk, we first introduce some new concepts of nonsmooth analysis for locally convex topological vector spaces and then by using these definition we obtain some results. Moreover we generalizes Lebourg’s mean value theorem to locally convex spaces.
openaire  

Homological differential calculus

open access: yes, 2019
This article provides a definition of a subdifferential for continuous functions based on homological considerations. We show that it satisfies all the requirement for a good notion of subdifferential.
Vichery, Nicolas
core  

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