Results 41 to 50 of about 642,187 (340)

Cones generated by random points on half-spheres and convex hulls of Poisson point processes [PDF]

open access: yesProbability theory and related fields, 2018
Let $$U_1,U_2,\ldots $$U1,U2,… be random points sampled uniformly and independently from the d-dimensional upper half-sphere. We show that, as $$n\rightarrow \infty $$n→∞, the f-vector of the $$(d+1)$$(d+1)-dimensional convex cone $$C_n$$Cn generated by $
Z. Kabluchko   +3 more
semanticscholar   +1 more source

Projective and inductive limits in locally convex cones [PDF]

open access: yes, 2007
We define and study the projective and inductive limit notions for locally convex cones. We use convex quasiuniform structure method for this purpose.
Saiflu, Husain, Ranjbari, Asghar
core   +1 more source

A new kind of inner superefficient points

open access: yesJournal of Inequalities and Applications, 2017
In this paper, some properties of the interior of positive dual cones are discussed. With the help of dilating cones, a new notion of inner superefficient points for a set is introduced.
Yihong Xu, Lei Wang, Chunhui Shao
doaj   +1 more source

An inexact multiblock alternating direction method for grasping-force optimization of multifingered robotic hands

open access: yesJournal of Inequalities and Applications, 2023
In this paper, we present an inexact multiblock alternating direction method for the point-contact friction model of the force-optimization problem (FOP).
Yaling Zhang, Xuewen Mu
doaj   +1 more source

Finite dimensional locally convex cones [PDF]

open access: yes, 2017
We study the locally convex cones which have finite dimension. We introduce the Euclidean convex quasiuniform structure on a finite dimensional cone.
Davood Ayaseha
core   +1 more source

Entangleability of cones [PDF]

open access: yes, 2021
We solve a long-standing conjecture by Barker, proving that the minimal and maximal tensor products of two finite-dimensional proper cones coincide if and only if one of the two cones is generated by a linearly independent set.
Palazuelos Cabezón, Carlos
core   +1 more source

Simplicial arrangements on convex cones [PDF]

open access: yes, 2015
We introduce the notion of a Tits arrangement on a convex open cone as a special case of (infinite) simplicial arrangements. Such an object carries a simplicial structure similar to the geometric representation of Coxeter groups.
M. Cuntz, B. Muhlherr, C. Weigel
semanticscholar   +1 more source

Openness and continuity in locally convex cones [PDF]

open access: yes, 2017
In this paper we define nearly continuity and nearly openness of linear operators between locally convex cones. Also we give some conditions on locally convex cones and linear operators which ensure that every nearly continuous (nearly open ...
Somayyeh Jafarizad, Asghar Ranjbari
core   +1 more source

Moore-Penrose inverses of Gram matrices leaving a cone invariant in an indefinite inner product space

open access: yesSpecial Matrices, 2015
In this paper we characterize Moore-Penrose inverses of Gram matrices leaving a cone invariant in an indefinite inner product space using the indefinite matrix multiplication. This characterization includes the acuteness (or obtuseness) of certain closed
Appi Reddy K., Kurmayya T.
doaj   +1 more source

Denting points of convex sets and weak property (π) of cones in locally convex spaces [PDF]

open access: yes, 2021
In this paper we first extend from normed spaces to locally convex spaces some characterizations of denting points in convex sets. On the other hand, we also prove that in an infrabarreled locally convex space a point in a convex set is denting if and ...
Melguizo Padial, Miguel Ángel   +2 more
core   +1 more source

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