Results 91 to 100 of about 65,906 (209)

Asymptotic behavior of mixture failure rates [PDF]

open access: yes
Mixtures of increasing failure rate distributions (IFR) can decrease at least in some intervals of time. Usually this property is observed asymptotically as time tends to infinity , which is due to the fact that a mixture failure rate is ‘bent down’, as ...
Maxim S. Finkelstein, Veronica Esaulova
core  

Redundant operators in the exact renormalisation group and in the f(R) approximation to asymptotic safety

open access: yes, 2013
In this paper we review the definition and properties of redundant operators in the exact renormalisation group. We explain why it is important to require them to be eigenoperators and why generically they appear only as a consequence of symmetries of ...
Morris, Tim R., Dietz, Juergen A.
core   +1 more source

On the expansion schemes in trajectory reversing method

open access: yesJournal of Numerical Analysis and Approximation Theory, 2002
The paper deals with certain expansion schemes in trajectory reversing method for estimating asymptotic stability region of nonlinear dynamical systems. The asymptotic behavior of the sequence of estimates is investigated.
Ştefan Măruşter
doaj   +2 more sources

Asymptotic properties of equilibrium in discriminatory and uniform price ipv multi-unit auctions [PDF]

open access: yes
This paper confronts the tractability problems that accompany IPV auction models with multi-unit bidder demands. Utilizing a first order approach, the asymptotic properties of symmetric equilibria in discriminatory and uniform price auctions are derived.
Brett E Katzman
core  

Asymptotic Behavior of Nonlinear Difference Systems

open access: yes, 1998
In this paper we study a general variational stability, introduced mainly for weakly stable difference systems. Moreover, we obtain asymptotic formulae for these systems, which state new results about asymptotic behavior for perturbed systems under ...
Rigoberto Medina, Medina, Rigoberto
core   +1 more source

Precise asymptotic spreading behavior for an epidemic model with nonlocal dispersal

open access: yes
This paper is to derive the precise asymptotic spreading behavior for an epidemic model with nonlocal dispersal. The proof is based on a Liouville type theorem on the positive bounded entire solutions.
Guo, Jong-Shenq;Poh, Amy Ai Ling;Shimojo, Masahiko
core   +1 more source

Asymptotic Behavior of Stochastic Reaction–Diffusion Equations

open access: yesMathematics
In this paper, we concentrate on the propagation dynamics of stochastic reaction–diffusion equations, including the existence of travelling wave solution and asymptotic wave speed. Based on the stochastic Feynman–Kac formula and comparison principle, the
Hao Wen   +3 more
doaj   +1 more source

Asymptotic behavior of nonhomogeneous semi-Markov systems

open access: yes, 1994
We study the asymptotic behavior of a nonhomogeneous semi-Markov system (population) in discrete time. After a series of definitions, lemmas, and theorems, we firstly establish the conditions under which the ergodic behavior of a nonhomogeneous semi ...
Vassiliou, P.-C.G., Papadopoulou, A.A.
core   +1 more source

Two-Scale Convergence of Stekloff Eigenvalue Problems in Perforated Domains

open access: yesBoundary Value Problems, 2010
By means of the two-scale convergence method, we investigate the asymptotic behavior of eigenvalues and eigenfunctions of Stekloff eigenvalue problems in perforated domains.
Douanla Hermann
doaj  

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