Results 1 to 10 of about 209 (37)

Some discrete Poincaré-type inequalities [PDF]

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 25, Issue 7, Page 479-488, 2001., 2001
Some discrete analogue of Poincaré-type integral inequalities involving many functions of many independent variables are established.
Cheung, WS
core   +3 more sources

Strengthened inequalities for the mean width and the ℓ‐norm

open access: yesJournal of the London Mathematical Society, Volume 104, Issue 1, Page 233-268, July 2021., 2021
Abstract Barthe proved that the regular simplex maximizes the mean width of convex bodies whose John ellipsoid (maximal volume ellipsoid contained in the body) is the Euclidean unit ball; or equivalently, the regular simplex maximizes the ℓ‐norm of convex bodies whose Löwner ellipsoid (minimal volume ellipsoid containing the body) is the Euclidean unit
Károly J. Böröczky   +2 more
wiley   +1 more source

From Hardy to Rellich inequalities on graphs

open access: yesProceedings of the London Mathematical Society, Volume 122, Issue 3, Page 458-477, March 2021., 2021
Abstract We show how to deduce Rellich inequalities from Hardy inequalities on infinite graphs. Specifically, the obtained Rellich inequality gives an upper bound on a function by the Laplacian of the function in terms of weighted norms. These weights involve the Hardy weight and a function which satisfies an eikonal inequality.
Matthias Keller   +2 more
wiley   +1 more source

Axiomatizations of signed discrete Choquet integrals [PDF]

open access: yes, 2010
We study the so-called signed discrete Choquet integral (also called non-monotonic discrete Choquet integral) regarded as the Lov\'asz extension of a pseudo-Boolean function which vanishes at the origin.
Cardin, Marta   +3 more
core   +4 more sources

Associative polynomial functions over bounded distributive lattices [PDF]

open access: yes, 2010
The associativity property, usually defined for binary functions, can be generalized to functions of a given fixed arity n>=1 as well as to functions of multiple arities.
D Zupnik   +19 more
core   +2 more sources

Hardy inequalities for Robin Laplacians [PDF]

open access: yes, 2012
In this paper we establish a Hardy inequality for Laplace operators with Robin boundary conditions. For convex domains, in particular, we show explicitly how the corresponding Hardy weight depends on the coefficient of the Robin boundary conditions.
Adams   +20 more
core   +2 more sources

A classification of barycentrically associative polynomial functions [PDF]

open access: yes, 2014
We describe the class of polynomial functions which are barycentrically associative over an infinite commutative integral ...
Marichal, Jean-Luc   +2 more
core   +4 more sources

Continuous horizontally rigid functions of two variables are affine [PDF]

open access: yes, 2011
Cain, Clark and Rose defined a function $f\colon \RR^n \to \RR$ to be \emph{vertically rigid} if $\graph(cf)$ is isometric to $\graph (f)$ for every $c \neq 0$.
Balka, Richárd, Elekes, Márton
core   +2 more sources

Functional inequalities for the Bickley function [PDF]

open access: yes, 2013
In this paper our aim is to deduce some complete monotonicity properties and functional inequalities for the Bickley function. The key tools in our proofs are the classical integral inequalities, like Chebyshev, H\"older-Rogers, Cauchy-Schwarz, Carlson ...
Baricz, Árpád, Pogány, Tibor K.
core   +2 more sources

The additive approximation on a four‐variate Jensen‐type operator equation

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 2003, Issue 50, Page 3171-3187, 2003., 2003
We study the Hyers‐Ulam stability theory of a four‐variate Jensen‐type functional equation by considering the approximate remainder ϕ and obtain the corresponding error formulas. We bring to light the close relation between the β‐homogeneity of the norm on F∗‐spaces and the approximate remainder ϕ, where we allow p, q, r, and s to be different in ...
Jian Wang
wiley   +1 more source

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