Results 21 to 30 of about 2,232,659 (281)

An upper bound for nonnegative rank [PDF]

open access: yes, 2013
We provide a nontrivial upper bound for the nonnegative rank of rank-three matrices, which allows us to prove that [6(n+1)/7] linear inequalities suffice to describe a convex n-gon up to a linear ...
Shitov, Yaroslav
core   +1 more source

Upper bound of the charge diffusion constant in holography

open access: yesJournal of High Energy Physics, 2022
We investigate the upper bound of charge diffusion constant in holography. For this purpose, we apply the conjectured upper bound proposal related to the equilibration scales (ω eq, k eq) to the Einstein-Maxwell-Axion model.
Kyoung-Bum Huh   +3 more
doaj   +1 more source

Variational Bounds for the Generalized Random Energy Model [PDF]

open access: yes, 2006
We compute the pressure of the random energy model (REM) and generalized random energy model(GREM) by establishing variational upper and lower bounds. For the upper bound, we generalize Guerra's ``broken replica symmetry bounds",and identify the random ...
Giardina', Cristian, Starr, Shannon
core   +7 more sources

Upper Bound on Diffusivity

open access: yesPhysical Review Letters, 2017
The linear growth of operators in local quantum systems leads to an effective light cone even if the system is nonrelativistic. We show that the consistency of diffusive transport with this light cone places an upper bound on the diffusivity: D≲v^{2}τ_{eq}.
Thomas, Hartman   +2 more
openaire   +3 more sources

Mass of the lightest Higgs Boson in Supersymmetric Left-Right Models [PDF]

open access: yes, 1997
We consider the lightest Higgs boson in naturally R-parity conserving supersymmetric left-right models. We obtain an upper bound on the tree level mass of this lightest Higgs boson. This upper bound depends on the $SU(2)_L$ and $SU(2)_R$ gauge couplings,
Huitu, K.   +2 more
core   +2 more sources

Lower Bounds and Upper Bounds for MaxSAT [PDF]

open access: yes, 2012
This paper presents several ways to compute lower and upperbounds for MaxSAT based on calling a complete SAT solver. Preliminary results indicate that (i) the bounds are of high quality, (ii) the bounds can boost the search of MaxSAT solvers on some benchmarks, and (iii) the upper bounds computed by a Stochastic Local Search procedure (SLS) can be ...
Heras, Federico   +2 more
openaire   +2 more sources

Energy upper bound for structurally stable $N$-passive states [PDF]

open access: yesQuantum, 2020
Passive states are special configurations of a quantum system which exhibit no energy decrement at the end of an arbitrary cyclic driving of the model Hamiltonian.
Raffaele Salvia, Vittorio Giovannetti
doaj   +1 more source

Street-Level Landmark Evaluation With Upper Error Bound

open access: yesIEEE Access, 2019
Street-level landmarks are the basis of high-precision IP geolocation, and the location-error of landmark affects the accuracy of geolocation result. However, existing landmark evaluation methods cannot determine the error range of landmarks.
Wen Yang, Xiaonan Liu, Meijuan Yin
doaj   +1 more source

Upper bounds of Schubert polynomials [PDF]

open access: yesScience China Mathematics, 2021
14 pages, 4 ...
Fan, Neil Jiuyu, Guo, Peter Long
openaire   +3 more sources

On an upper bound for Sherman’s inequality

open access: yesJournal of Inequalities and Applications, 2016
Considering a weighted relation of majorization, Sherman obtained a useful generalization of the classical majorization inequality. The aim of this paper is to extend Sherman’s inequality to convex functions of higher order.
Slavica Ivelić Bradanović   +2 more
doaj   +1 more source

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