Results 11 to 20 of about 3,701,882 (277)

Lower bound theorems for general polytopes [PDF]

open access: yes, 2019
For a $d$-dimensional polytope with $v$ vertices, $d+1\le v\le2d$, we calculate precisely the minimum possible number of $m$-dimensional faces, when $m=1$ or $m\ge0.62d$. This confirms a conjecture of Gr\"unbaum, for these values of $m$. For $v=2d+1$, we
Pineda-Villavicencio, Guillermo   +2 more
core   +3 more sources

Projection Uniformity of Asymmetric Fractional Factorials

open access: yesAxioms, 2022
The objective of this paper is to study the issue of the projection uniformity of asymmetric fractional factorials. On the basis of level permutation and mixture discrepancy, the average projection mixture discrepancy to measure the uniformity for low ...
Kang Wang, Zujun Ou, Hong Qin, Na Zou
doaj   +1 more source

Differentiable Rigidity under Ricci curvature lower bound [PDF]

open access: yes, 2010
In this article we prove a differentiable rigidity result. Let $(Y, g)$ and $(X, g_0)$ be two closed $n$-dimensional Riemannian manifolds ($n\geqslant 3$) and $f:Y\to X$ be a continuous map of degree $1$.
Bessières, Laurent   +3 more
core   +2 more sources

Construction of Dual Optimal Bidirectional Double-Loop Networks for Optimal Routing

open access: yesMathematics, 2022
Bidirectional double-loop networks (BDLNs) are widely used in computer networks for their simplicity, symmetry and scalability. One common way to improve their performance is to decrease the diameter and average distance.
Hui Liu, Xiaowan Li, Shenling Wang
doaj   +1 more source

Damage Index-Based Lower Bound Structural Design

open access: yesFrontiers in Built Environment, 2018
The scope of the work is to detect the most appropriate damage index, able to provide a reliable description of the structural damage level. This damage index is used to formulate a performance-based design framework to be used as a design tool for ...
Chara Ch. Mitropoulou   +3 more
doaj   +1 more source

TURBO: The Swiss Knife of Auto-Encoders

open access: yesEntropy, 2023
We present a novel information-theoretic framework, termed as TURBO, designed to systematically analyse and generalise auto-encoding methods. We start by examining the principles of information bottleneck and bottleneck-based networks in the auto ...
Guillaume Quétant   +3 more
doaj   +1 more source

Lower bound of four-dimensional Hausdorff matrices

open access: yesJournal of Inequalities and Applications, 2019
Let H=(hnmjk) $\mathsf{H}=(h_{nmjk})$ be a non-negative four-dimensional matrix. Denote by Lp(H) $L_{p}(\mathsf{H})$ the supremum of those ℓ satisfying the following inequality: (∑n=0∞∑m=0∞(∑j=0∞∑k=0∞hnmjkxj,k)p)1/p≥ℓ(∑j=0∞∑k=0∞xj,kp)1/p, $$ { \Biggl ...
Gholamreza Talebi
doaj   +1 more source

A Bound of Fast Algebraic Immunity of Constructions With BPR Using a Four-Disjoint-Part Support

open access: yesIEEE Access, 2020
Boolean functions are used for stream cipher ought to be a high fast algebraic immunity (FAI) to effectively against fast algebraic attacks. In the previous research methods, there is no suitable method to gain the FAI of Boolean functions using ...
Kai Xu, Ying Zhang, Jing Wang
doaj   +1 more source

A Lower Bound for Sampling Disjoint Sets [PDF]

open access: yes, 2019
Suppose Alice and Bob each start with private randomness and no other input, and they wish to engage in a protocol in which Alice ends up with a set x subseteq[n] and Bob ends up with a set y subseteq[n], such that (x,y) is uniformly distributed over all
, Watson, Thomas
core   +1 more source

Lower Bound for Complete (k,n)-arc in PG(3,23) [PDF]

open access: yesBIO Web of Conferences
In this work, we construct a complete (k,n)-arcs in the projective space over Galois field GF(23), we construct the complete (k,n)-arcs by taking the union of some (k.n)-arcs, by using computer program we added some points of index zero, and found all ...
Juma'a Abd Ezalden Mohamed   +1 more
doaj   +1 more source

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