Results 31 to 40 of about 24,196,663 (244)

Towards deployment-time dynamic analysis of server applications [PDF]

open access: yes, 2015
Bug-finding tools based on dynamic analysis (DA), such as Valgrind or the compiler sanitizers provided by Clang and GCC, have become ubiquitous during software development.
Cadar, C   +3 more
core   +1 more source

Impulsive Multiorders Riemann-Liouville Fractional Differential Equations

open access: yesDiscrete Dynamics in Nature and Society, 2015
Impulsive multiorders fractional differential equations are studied. Existence and uniqueness results are obtained for first- and second-order impulsive initial value problems by using Banach’s fixed point theorem in an appropriate weighted space ...
Weera Yukunthorn   +2 more
doaj   +1 more source

WKB Analysis of Bohmian Dynamics [PDF]

open access: yesCommunications on Pure and Applied Mathematics, 2013
We consider a semiclassically scaled Schrödinger equation with WKB initial data. We prove that in the classical limit the corresponding Bohmian trajectories converge (locally in measure) to the classical trajectories before the appearance of the first caustic. In a second step we show that after caustic onset this convergence in general no longer holds.
Figalli, Alessio   +3 more
openaire   +4 more sources

Image fusion for dynamic contrast enhanced magnetic resonance imaging [PDF]

open access: yes, 2004
Twellmann T, Saalbach A, Gerstung O, Leach MO, Nattkemper TW. Image fusion for dynamic contrast enhanced magnetic resonance imaging. Biomed Eng Online. 2004;3(1): 35.BACKGROUND: Multivariate imaging techniques such as dynamic contrast-enhanced magnetic ...
Nattkemper, Tim Wilhelm ; https://orcid.org/   +23 more
core   +2 more sources

Existence of Solutions for Fractional q-Integrodifference Equations with Nonlocal Fractional q-Integral Conditions

open access: yesAbstract and Applied Analysis, 2014
We study a class of fractional q-integrodifference equations with nonlocal fractional q-integral boundary conditions which have different quantum numbers.
Suphawat Asawasamrit   +2 more
doaj   +1 more source

Model Parameter Sensitivity for Structural Analysis of Composite Slab Structures in Fire

open access: yesInternational Journal of Technology, 2021
The behavior of buildings during fires has recently become a significant issue. Analyzing structures at elevated temperatures is complex and challenging in structural engineering as engineers must take into consideration factors that may not be ...
Riza Suwondo   +4 more
doaj   +1 more source

Nonlinear Drillstring Dynamics Analysis [PDF]

open access: yesSIAM Journal on Applied Dynamical Systems, 2009
This paper studies the dynamical response of a rotary drilling system with a drag bit, using a lumped parameter model that takes into consideration the axial and torsional vibration modes of the bit. These vibrations are coupled through a bit-rock interaction law.
Germay, Christophe   +3 more
openaire   +1 more source

Existence and Uniqueness Results for Hadamard-Type Fractional Differential Equations with Nonlocal Fractional Integral Boundary Conditions

open access: yesAbstract and Applied Analysis, 2014
We study the existence and uniqueness of solutions for a fractional boundary value problem involving Hadamard-type fractional differential equations and nonlocal fractional integral boundary conditions. Our results are based on some classical fixed point
Phollakrit Thiramanus   +2 more
doaj   +1 more source

Optimal implementation of lightweighting and powertrain effi ciency technology in passengers' vehicles

open access: yesTransport, 2012
Improving powertrain efficiency and reducing vehicle weight are two options for reducing vehicle energy use, emissions, and operating cost that often increase the purchase cost of passenger vehicles. Increasing drivetrain efficiency shrinks the potential
Erik Wilhelm   +3 more
doaj   +1 more source

Perturbative analysis of dynamical localization [PDF]

open access: yesJournal of Mathematical Physics, 2003
In this paper we present a mathematical investigation of the phenomenon of dynamical localization in a class of quasi-periodically and periodically time-dependent two-level systems. Our results are based on a sort of “renormalization” procedure, which is developed here in a systematic way in order to adapt it to the case of dynamical localization.
Barata, J. C. A., Cortez, D. A.
openaire   +3 more sources

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