Results 11 to 20 of about 273,383 (309)

Structure Preserving Numerical Analysis of Reaction-Diffusion Models

open access: yesJournal of Function Spaces, 2022
In this paper, we examine two structure preserving numerical finite difference methods for solving the various reaction-diffusion models in one dimension, appearing in chemistry and biology.
Nauman Ahmed   +6 more
doaj   +1 more source

Enhanced Operational Semantics in Systems Biology [PDF]

open access: yes, 2003
We are faced with a great challenge: the cross-fertilization between the fields of formal methods for concurrency, in the computer science domain, and systems biology in the biological realm.
DEGANO, PIERPAOLO, PRIAMI CORRADO
openaire   +1 more source

Gene Silencing Genetic Algorithm for 0/1 Knapsack with Object Preferences [PDF]

open access: yesInternational Journal of Computational Intelligence Systems, 2011
Genetic Algorithms are efficient search and optimization techniques inspired by natural evolution. To show the difficulties in solving constrained optimization problems through GA, the 0/1 knapsack problem with user specific object preferences has been ...
S. Siva Sathya   +2 more
doaj   +1 more source

On the solvability of an initial-boundary value problem for a non-linear fractional diffusion equation

open access: yesAIMS Mathematics, 2023
In this paper, we consider an initial-boundary value problem for a non-linear fractional diffusion equation on a bounded domain. The fractional derivative is defined in Caputo's sense with respect to the time variable and represents the case of sub ...
Özge Arıbaş   +2 more
doaj   +1 more source

A new type of identification problems: optimizing the fractional order in a nonlocal evolution equation [PDF]

open access: yes, 2016
In this paper, we consider a rather general linear evolution equation of fractional type, namely a diffusion type problem in which the diffusion operator is the $s$th power of a positive definite operator having a discrete spectrum in $\R^+$.
Sprekels, Jürgen, Valdinoci, Enrico
core   +4 more sources

On Dynamics of Quadratic Stochastic Operators

open access: yesJournal of Basic and Applied Research in Biomedicine, 2022
A quadratic stochastic operator (in short QSO) is usually used to present the time evolution of differing species in biology. Some quadratic stochastic operators have been studied by Lotka and Volterra.
Izzat Qaralleh
doaj   +2 more sources

An operating system for the biology lab [PDF]

open access: yesNature, 2019
Laboratory-automation start-ups are borrowing a page from the software industry. Laboratory-automation start-ups are borrowing a page from the software industry.
openaire   +2 more sources

On Dynamics of a class taken from Quadratic Stochastic Operators

open access: yesJournal of Basic and Applied Research in Biomedicine, 2022
The Quadratic dynamical systems considered as an important source of analysis for the study of dynamical properties and modeling in various fields. A quadratic stochastic operator (in short QSO) is usually used to present the time evolution of species ...
Izzat Qaralleh
doaj   +2 more sources

Rigorous elimination of fast stochastic variables from the linear noise approximation using projection operators [PDF]

open access: yes, 2012
The linear noise approximation (LNA) offers a simple means by which one can study intrinsic noise in monostable biochemical networks. Using simple physical arguments, we have recently introduced the slow-scale LNA (ssLNA) which is a reduced version of ...
A. N. Tikhonov   +9 more
core   +2 more sources

On the Use of Adaptive Resemblance Terms in Chemical Ecology

open access: yesPsyche: A Journal of Entomology, 2012
Many organisms (mimics) show adaptive resemblance to an element of their environment (model) in order to dupe another organism (operator) for their own benefit.
Christoph von Beeren   +2 more
doaj   +1 more source

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