Results 71 to 80 of about 137 (128)

FROM THE BRUNN–MINKOWSKI INEQUALITY TO A CLASS OF POINCARÉ-TYPE INEQUALITIES [PDF]

open access: yesCommunications in Contemporary Mathematics, 2008
We present an argument which leads from the Brunn–Minkowski inequality to a Poincaré-type inequality on the boundary of a convex body K of class [Formula: see text] in Rn. We prove that for every ψ ∈ C1(∂K)[Formula: see text] Here [Formula: see text] denotes the (n - 1)-dimensional Hausdorff measure, νK is the Gauss map of K and DνK is the ...
openaire   +2 more sources

On Gaussian Brunn-Minkowski inequalities

open access: yes, 2008
In this paper, we are interested in Gaussian versions of the classical Brunn-Minkowski inequality. We prove in a streamlined way a semigroup version of the Ehrard inequality for $m$ Borel or convex sets based on a previous work by Borell. Our method also allows us to have semigroup proofs of the geometric Brascamp-Lieb inequality and of the reverse one
Barthe, Franck, Huet, Nolwen
openaire   +3 more sources

Dual affine isoperimetric inequalities

open access: yesJournal of Inequalities and Applications, 2006
We establish some inequalities for the dual -centroid bodies which are the dual forms of the results by Lutwak, Yang, and Zhang. Further, we establish a Brunn-Minkowski-type inequality for the polar of dual -centroid bodies.
Bin Xiong, Wuyang Yu, Lin Si
doaj  

Horocyclic Brunn-Minkowski inequality

open access: yesAdvances in Mathematics
Given two non-empty subsets $A$ and $B$ of the hyperbolic plane $\mathbb{H}^2$, we define their horocyclic Minkowski sum with parameter $λ=1/2$ as the set $[A:B]_{1/2} \subseteq \mathbb{H}^2$ of all midpoints of horocycle curves connecting a point in $A$ with a point in $B$.
Assouline, Rotem, Klartag, Bo'az
openaire   +3 more sources

Brunn–Minkowski Inequalities for Sprays on Surfaces

open access: yesThe Journal of Geometric Analysis
AbstractWe propose a generalization of the Minkowski average of two subsets of a Riemannian manifold, in which geodesics are replaced by an arbitrary family of parametrized curves. Under certain assumptions, we characterize families of curves on a Riemannian surface for which a Brunn–Minkowski inequality holds with respect to a given volume form.
openaire   +3 more sources

Brunn–Minkowski inequality for mixed intersection bodies

open access: yesJournal of Mathematical Analysis and Applications, 2005
In 1985 Lutwak introduced the notion of mixed projection bodies and obtained the Brunn-Minkowski inequality for these bodies. In this paper the authors prove the corresponding inequality for mixed intersection bodies. Besides its intrinsic interest this result is also an interesting example showing the duality between projection and intersection bodies.
Zhao, Chang-jian, Leng, Gangsong
openaire   +2 more sources

Discrete Brunn–Minkowski inequality for subsets of the cube

open access: yesCombinatorica
25 pages. References added.
Lars Becker   +3 more
openaire   +2 more sources

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