Results 21 to 30 of about 3,155 (247)

Extremal distributions of discrepancy functions [PDF]

open access: yesJournal of Complexity, 2019
The irregularities of a distribution of $N$ points in the unit interval are often measured with various notions of discrepancy. The discrepancy function can be defined with respect to intervals of the form $[0,t)\subset [0,1)$ or arbitrary subintervals of the unit interval.
Kritzinger, Ralph, Passenbrunner, Markus
openaire   +3 more sources

Equivalence of JT gravity and near-extremal black hole dynamics in higher derivative theory

open access: yesJournal of High Energy Physics, 2022
Two derivative Jackiw-Teitelboim (JT) gravity theory captures the near-horizon dynamics of higher dimensional near-extremal black holes, which is governed by a Schwarzian action at the boundary in the near-horizon region.
Nabamita Banerjee   +3 more
doaj   +1 more source

Extremal problems related to convexity

open access: yesJournal of Inequalities and Applications, 2016
We consider the extremal problem of maximizing functions u in the class of real-valued biconvex functions satisfying a boundary condition ψ on a product of the unit ball with itself, with the ℓ p $\ell^{p}$ -norm. In 1986, Burkholder explicitly found the
Aimo Hinkkanen, Sineenuch Suwannaphichat
doaj   +1 more source

Revisiting leading quantum corrections to near extremal black hole thermodynamics

open access: yesJournal of High Energy Physics, 2023
Computing the 4D Euclidean path integral to one-loop order we find the large quantum corrections that govern the behavior of a spherically symmetric non-supersymmetric near-extremal black hole at very low temperature.
Nabamita Banerjee, Muktajyoti Saha
doaj   +1 more source

Uniform Convergence of Some Extremal Polynomials in Domain with Corners on the Boundary

open access: yesJournal of Inequalities and Applications, 2010
The aim of this paper is to investigate approximation properties of some extremal polynomials in Ap1, p>0 space. We are interested in finding approximation rate of extremal polynomials to Riemann function in Ap1 and C-norms on domains bounded by ...
M. Kucukaslan   +2 more
doaj   +2 more sources

Bilevel programs with extremal value function: global optimality

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2005
For a bilevel program with extremal value function, a necessary and sufficient condition for global optimality is given, which reduces the bilevel program to a max-min problem with linked constraints. Also, for the case where the extremal value function
Abdelmalek Aboussoror   +2 more
doaj   +1 more source

Optimal recovery of derivatives of Hardy class functions [PDF]

open access: yesE3S Web of Conferences, 2019
The paper considers the best linear method for approximating the values of derivatives of Hardy class functions in the unit circle at zero according to the information about the values of functions at a finite number of points z1,...,zn that form a ...
Ovchintsev Mikhail
doaj   +1 more source

Optimal Difference Formulas in the Sobolev Space

open access: yesСовременная математика: Фундаментальные направления, 2022
Optimization of computational methods in functional spaces is one of the main problems of computational mathematics. In this paper, algebraic and functional assertions for the problem of difference formulas are discussed.
Kh. M. Shadimetov, R. N. Mirzakabilov
doaj   +1 more source

AN EXTREMAL PROBLEM FOR UNIVALENT FUNCTIONS [PDF]

open access: yesAnalele Universităţii Constantin Brâncuşi din Târgu Jiu : Seria Economie, 2010
Let S be the class of functions f(z)=z+a2z 2 …, f(0)=0, f′(0)=1 which are regular and univalent in the unit disk |z| x the equation φ′( x)=0 does not have real roots. Since S is a compact class, there exists x .
Miodrag IOVANOV
doaj  

Extremal behavior of divisibility functions [PDF]

open access: yesGeometriae Dedicata, 2014
In this short article, we study the extremal behavior $F_ (n)$ of divisibility functions $D_ $ introduced by the first author for finitely generated groups $ $. We show finitely generated subgroups of $\GL(m,K)$ for an infinite field $K$ have at most polynomial growth for the function $F_ (n)$.
Bou-Rabee, Khalid, McReynolds, D. B.
openaire   +2 more sources

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