Results 71 to 80 of about 226 (176)

Lipschitzian selections in best approximation by continuous functions

open access: yesJournal of Approximation Theory, 1990
A set of conditions that would ensure the existence of Lipschitzian selections in approximation problems involving continuous functions is obtained and illustrated.
openaire   +1 more source

Convergence results for a class of abstract continuous descent methods

open access: yesElectronic Journal of Differential Equations, 2004
We study continuous descent methods for the minimization of Lipschitzian functions defined on a general Banach space. We establish convergence theorems for those methods which are generated by approximate solutions to evolution equations governed by ...
Sergiu Aizicovici   +2 more
doaj  

Numerical Approximations and Fractional Calculus: Extending Boole’s Rule with Riemann–LiouvilleFractional Integral Inequalities

open access: yesFractal and Fractional
This paper develops integral inequalities for first-order differentiable convex functions within the framework of fractional calculus, extending Boole-type inequalities to this domain. An integral equality involving Riemann–Liouville fractional integrals
Abdul Mateen   +4 more
doaj   +1 more source

Some Integral Inequalities Involving Metrics. [PDF]

open access: yesEntropy (Basel), 2021
Agarwal RP, Jleli M, Samet B.
europepmc   +1 more source

Refined Error Estimates for Milne–Mercer-Type Inequalities for Three-Times-Differentiable Functions with Error Analysis and Their Applications

open access: yesFractal and Fractional
In this study, we examine the error bounds related to Milne-type inequalities and a widely recognized Newton–Cotes method, originally developed for three-times-differentiable convex functions within the context of Jensen–Mercer inequalities. Expanding on
Arslan Munir   +4 more
doaj   +1 more source

Minimization of Lipschitzian piecewise smooth objective functions

open access: yes, 2017
Nichtglattheit ist eine typische Eigenschaft vieler Optimierungsprobleme, die ihren Ursprung sowohl in industriellen als auch in akademischen Anwendungen haben. Bekannte Beispiele sind Minimax-Probleme aus der Robusten Optimierung sowie die Umformulierung beschränkter Optimierungsprobleme in unbeschränkte Probleme indem man die Beschränkungen als ...
openaire   +1 more source

Non-oscillatory behaviour of higher order functional differential equations of neutral type

open access: yesElectronic Journal of Differential Equations, 2007
In this paper, we obtain sufficient conditions so that the neutral functional differential equation $$displaylines{ ig[r(t) [y(t)-p(t)y(au (t))]'ig]^{(n-1)} + q(t) G(y(h(t))) = f(t) }$$ has a bounded and positive solution.
Laxmi Narayan Padhy   +3 more
doaj  

Hybrid error estimates of Weddle's formula and their applications for various classes of functions

open access: yesAin Shams Engineering Journal
This study presents new bounds on Weddle's type formula for differentiable functions using proportional Caputo-Hybrid operators (Pcap). These operators provide hybrid estimates; for α=1, they yield first-derivative estimates, while for α=0, they ...
Muhammad Umar   +4 more
doaj   +1 more source

Strong convergence theorem for amenable semigroups of nonexpansive mappings and variational inequalities

open access: yesFixed Point Theory and Applications, 2011
In this paper, using strongly monotone and lipschitzian operator, we introduce a general iterative process for finding a common fixed point of a semigroup of nonexpansive mappings, with respect to strongly left regular sequence of means defined on an ...
Piri Hossein, Badali Ali
doaj  

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