Results 31 to 40 of about 1,700 (198)

Multiphysics pharmacokinetic model for targeted nanoparticles

open access: yesFrontiers in Medical Technology, 2022
Nanoparticles (NP) are being increasingly explored as vehicles for targeted drug delivery because they can overcome free therapeutic limitations by drug encapsulation, thereby increasing solubility and transport across cell membranes.
Emma M. Glass   +7 more
doaj   +1 more source

Optimization of one-parameter family of integration formulae for solving stiff chemical-kinetic ODEs

open access: yesScientific Reports, 2020
A fast and robust Jacobian-free time-integration method—called Minimum-error Adaptation of a Chemical-Kinetic ODE Solver (MACKS)—for solving stiff ODEs pertaining to chemical-kinetics is proposed herein.
Youhi Morii, Eiji Shima
doaj   +1 more source

High order second derivative methods with Runge--Kutta stability for the numerical solution of stiff ODEs [PDF]

open access: yesIranian Journal of Numerical Analysis and Optimization, 2015
‎We describe the construction of second derivative general linear methods (SGLMs) of orders five and six‎. ‎We will aim for methods which are A--stable and have Runge--Kutta stability property‎. ‎Some numerical results are given to show the efficiency of
Ali Abdi, Gholamreza Hojjati
doaj   +1 more source

A novel one-step optimized hybrid block method for solving general second-order ordinary differential equations

open access: yesRecent Advances in Natural Sciences
This study introduces a novel one-step hybrid block method for solving both stiff and non-stiff second-order ordinary differential equations (ODEs).
Saidu Daudu Yakubu, Precious Sibanda
doaj   +1 more source

Training stiff neural ordinary differential equations with implicit single-step methods. [PDF]

open access: yesChaos
Stiff systems of ordinary differential equations (ODEs) are pervasive in many science and engineering fields, yet standard neural ODE approaches struggle to learn them. This limitation is the main barrier to the widespread adoption of neural ODEs.
Fronk C, Petzold L.
europepmc   +3 more sources

Solving Stiff Systems of ODEs by Explicit Methods with Conformed Stability Domains [PDF]

open access: yes, 2020
The Cauchy problem for a stiff system of ODEs is considered. The explicit m-stage first order methods of the Runge-Kutta type are designed with stability domains of intermediate numerical schemes conformed with the stability domain of the basic scheme ...
Novikov, A. E.   +3 more
core   +1 more source

Investigating the Surrogate Modeling Capabilities of Continuous Time Echo State Networks

open access: yesMathematical and Computational Applications
Continuous Time Echo State Networks (CTESNs) are a promising yet under-explored surrogate modeling technique for dynamical systems, particularly those governed by stiff Ordinary Differential Equations (ODEs).
Saakaar Bhatnagar
doaj   +1 more source

High order second derivative multistep collocation methods for ordinary differential equations [PDF]

open access: yesIranian Journal of Numerical Analysis and Optimization
In this paper, we introduce second derivative multistep collocation meth-ods for the numerical integration of ordinary differential equations (ODEs).
S. Fazeli
doaj   +1 more source

Adaptive order of block backward differentiation formulas for stiff ODEs [PDF]

open access: yes, 2017
In this paper, Adapative Order of Block Backward Differentiation Formulas (ABBDFs) are formulated using uniform step size for the numerical solution of stiff ordinary differential equations (ODEs). These ABBDF methods are of order four, five and six. The
Zainuddin, Nooraini   +3 more
core   +1 more source

High order boundary value linear multistep method for the numerical solution of IVPs in ODEs

open access: yesJournal of Nigerian Society of Physical Sciences
In this paper, we introduce High order boundary value linear multistep method (HOBVLMM) for the numerical solution of stiff systems of initial value problems (IVPs).
Seun Ogunfeyitimi   +2 more
doaj   +1 more source

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