Results 11 to 20 of about 990 (105)

Brezis Pseudomonotonicity is Strictly Weaker than Ky–Fan Hemicontinuity [PDF]

open access: yesJournal of Optimization Theory and Applications, 2018
In 1968, H. Brezis introduced a notion of operator pseudomonotonicity which provides a unified approach to monotone and nonmonotone variational inequalities (VIs). A closely related notion is that of Ky-Fan hemicontinuity, a continuity property which arises if the famous Ky-Fan minimax inequality is applied to the VI framework.
D. Steck
openaire   +5 more sources

Some remarks on lower hemicontinuity of convex multivalued mappings [PDF]

open access: yesEconomic Theory, 2006
For a multifunction a condition sufficient for lower hemicontinuity is presented. It is shown that under convexity of graph it is possible for a multifunction to be not continuous only when a special representation of points of its domain is not feasible.
Piotr Maćkowiak
openaire   +2 more sources

Existence and upper hemicontinuity of equilibrium distributions of anonymous games with discontinuous payoffs

open access: yesJournal of Mathematical Economics, 1996
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Kali P. Rath
openaire   +3 more sources

Demicontinuity, hemicontinuity and monotonicity [PDF]

open access: yesBulletin of the American Mathematical Society, 1964
Recently the notions of monotone, demicontinuous and hemicontinuous functions have been introduced in connection with nonlinear problems in functional analysis (Browder [ l ; 2; 3; 4; 5], Minty [6; 7; 8]).
Tosio Kato
openaire   +4 more sources

Demicontinuity, hemicontinuity and monotonicity. II [PDF]

open access: yesBulletin of the American Mathematical Society, 1967
In the previous paper [6] with the same title, the writer proved that a (nonlinear) monotonie operator G from a Banach space X to the adjoint space X* is demicontinuous if and only if it is hemicontinuous and locally bounded, under a certain mild ...
Tosio Kato
openaire   +3 more sources

On the stability of the martingale optimal transport problem: A set-valued map approach [PDF]

open access: yes, 2021
Continuity of the value of the martingale optimal transport problem on the real line w.r.t. its marginals was recently established in Backhoff-Veraguas and Pammer (2019) and Wiesel (2019).
Ariel Neufeld, Julian Sester
semanticscholar   +1 more source

Regularization method for Noor’s variational inequality problem induced by a hemicontinuous monotone operator [PDF]

open access: yesFixed Point Theory and Applications, 2012
في هذه الورقة، نقدم طريقة تنظيم لإيجاد حل لمشكلة عدم المساواة التباينية في نور التي يسببها مشغل رتيب نصف مستمر. علاوة على ذلك، يرتبط هذا الحل بمجموعة الصفر من التعيينات المعكوسة الرتيبة بقوة. وبالتالي، نظرًا لأننا لا نفترض الرتابة القوية للمشغل المدروس، فإن نتائجنا عامة وتوسع بعض النتائج المعروفة في الأدبيات.
Yeol Je Cho, Narin Petrot
openaire   +1 more source

Regularization Inertial Proximal Point Algorithm for Monotone Hemicontinuous Mapping and Inverse Strongly Monotone Mappings in Hilbert Spaces [PDF]

open access: yesJournal of Inequalities and Applications, 2010
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Nguyen Buong, Jong Kyu Kim
openaire   +5 more sources

Identification of individual demands from market data under uncertainty [PDF]

open access: yes, 2008
We show that, even under incomplete markets, the equilibrium manifold identifies individual demands everywhere in their domains. Under partial observation of the manifold, we determine maximal subsets of the domains on which identification holds.
Carvajal, Andrés M., Riascos, Alvaro
core   +1 more source

A necessary and sufficient condition for upper hemicontinuous set-valued mappings without compact-values being upper demicontinuous [PDF]

open access: yesProceedings of the American Mathematical Society, 1998
The purpose of this article is to give a characterization of an upper hemicontinuous mapping with non-empty convex values being upper demicontinuous, i.e., we show that an upper hemicontinuous set-valued mapping with non-empty convex values (not necessarily compact-valued) is upper demicontinuous if and only if the set-valued mapping has no interior ...
Yang, Gan-Shang, Yuan, George Xian-Zhi
openaire   +2 more sources

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