Results 31 to 40 of about 4,152,384 (323)

Several Dynamic Properties of Solutions to a Generalized Camassa-Holm Equation

open access: yesAbstract and Applied Analysis, 2013
For a nonlinear generalization of the Camassa-Holm equation, we investigate the dynamic properties of solutions for the equation under the assumption that the initial value u0(x) lies in the space H1(R).
Zheng Yin
doaj   +1 more source

The smallest upper bound on the number of zeros of Abelian integrals

open access: yes, 2020
In this paper, we develop a new method to estimate the smallest upper bound on the number of isolated zeros of Abelian integrals, and give an algebraic criterion for the case of Abelian integrals along energy level ovals of potential systems.
Changjian Liu, Dong-Mei Xiao
semanticscholar   +1 more source

Blow-up for a viscoelastic von Karman equation with strong damping and variable exponent source terms

open access: yesBoundary Value Problems, 2021
In this article, we deal with a strongly damped von Karman equation with variable exponent source and memory effects. We investigate blow-up results of solutions with three levels of initial energy such as non-positive initial energy, certain positive ...
Sun-Hye Park
doaj   +1 more source

Global weak solutions to a nonlinear equation with fourth order nonlinearities

open access: yesBoundary Value Problems, 2023
Global weak solution for a nonlinear model with forth order nonlinearities and conserved quantities is considered. Assuming its initial value satisfies certain assumptions that are weaker than the sign condition, we derive a higher integrability estimate
Jiangang Tang, Miao Liu, Shaoyong Lai
doaj   +1 more source

New estimations on the upper bounds for the nuclear norm of a tensor [PDF]

open access: yesJournal of Inequalities and Applications, 2018
Using the orthogonal rank of the tensor, a new estimation method for the upper bounds on the nuclear norms is presented and some new tight upper bounds on the nuclear norms are established. Taking into account the structure information of the tensor, an important factor affecting the upper bounds is discussed and some corresponding properties related ...
Xu Kong, Jicheng Li, Xiaolong Wang
openaire   +3 more sources

A fully implicit, lower bound, multi-axial solution strategy for direct ratchet boundary evaluation : implementation and comparison [PDF]

open access: yes, 2014
Ensuring sufficient safety against ratcheting is a fundamental requirement in pressure vessel design. However, determining the ratchet boundary using a full elastic plastic finite element analysis can be problematic and a number of direct methods have ...
Jappy, Alan   +2 more
core   +4 more sources

An Upper Bound Estimate for H. Alzer’s Integral Inequality

open access: yesSarajevo Journal of Mathematics
We get an upper bound estimate for H. Alzer's integral inequality. As applications, we obtain some inequalities for the logarithmic mean.
Yu-Ming Chu   +2 more
semanticscholar   +1 more source

Upper-bound solutions for face stability of circular tunnels in undrained clays

open access: yesGeotechnique, 2019
The aim of this paper is to determine the critical supporting pressure on the circular face of an advancing tunnel in undrained clay in which undrained strength increases linearly with depth.
Fei Zhang   +6 more
semanticscholar   +1 more source

Estimating the Impact of New Health Price Transparency Policies

open access: yesInquiry: The Journal of Health Care Organization, Provision, and Financing, 2023
This analysis investigates and scores the impact of new health price transparency rules. Using a set of novel data sources, we estimate substantial savings are possible following the implementation of the insurer price transparency rule. Specifically, we
Stephen T. Parente PhD
doaj   +1 more source

Study of the Tool Geometry Influence in Indentation for the Analysis and Validation of the New Modular Upper Bound Technique

open access: yesApplied Sciences, 2016
Focusing on incremental bulk metal forming processes, the indentation process is gaining interest as a fundamental part of these kinds of processes. This paper presents the analysis of the pressure obtained in indentation under the influence of different
Carolina Bermudo   +3 more
doaj   +1 more source

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