Results 21 to 30 of about 114,954,330 (168)

Mathematical analysis and design of the nonstandard computational method for an epidemic model of computer virus with delay Effect: Application of mathematical biology in computer science

open access: yesResults in Physics, 2021
Mathematical modeling with nonlinear delay differential equations (DDES) impart a significant role in the different disciplines such as epidemiology, computer modeling, immunology, physiology, neural networks, social sciences, bio-medical engineering, and many more.
Ali Raza   +6 more
openaire   +2 more sources

Numerical Simulations of the Fractional-Order SIQ Mathematical Model of Corona Virus Disease Using the Nonstandard Finite Difference Scheme

open access: yesMalaysian Journal of Mathematical Sciences, 2022
This paper proposes a novel nonlinear fractional-order pandemic model with Caputo derivative for corona virus disease. A nonstandard finite difference (NSFD) approach is presented to solve this model numerically. This strategy preserves some of the most significant physical properties of the solution such as non-negativity, boundedness and stability or
Raza, N., Tunc, C., Bakar, A., Khan, A.
openaire   +3 more sources

Estimating Dispersal Kernels for Stream Periphyton Using Drifting Lake Algae. [PDF]

open access: yesEcol Evol
Summary of methods and procedures organized by aim and specific objectives. Drifting lake algae used as a proxy for periphyton dispersal. ABSTRACT Dispersal patterns are a key component of many ecological and evolutionary processes, yet they remain understudied in microbial species due to technical challenges.
Zamorano D   +5 more
europepmc   +2 more sources

Mathematical model of ships moving with a nonstandard propulsion and steering complex

open access: yesVestnik MGTU, 2018
The IEC 62065 is the standard with operational requirements, methods of testing and the required test data for tracking systems and the systems of automatic control used in sea navigation. Mathematical modeling in these systems is used to create control algorithms with a proactive effect on the monitored values such as heading of ship and coordination ...
Glushkov S. V.   +2 more
openaire   +2 more sources

Connectedness and compactness on standard sets [PDF]

open access: yes, 2010
We present a nonstandard characterization of connected compact sets. (C) 2010 WILEY-VCH Verlag GmbH & Co KGaA.
Almeida, R
core   +1 more source

Nonstandard second-order arithmetic and Riemann's mapping theorem [PDF]

open access: yes, 2013
In this paper, we introduce systems of nonstandard second-order arithmetic which are conservative extensions of systems of second-order arithmetic. Within these systems, we do reverse mathematics for nonstandard analysis, and we can import techniques of ...
Horihata, Yoshihiro, Yokoyama, Keita
core   +1 more source

Mathematical Modelling and Nonstandard Schemes for the Corona Virus Pandemic

open access: yes, 2021
The programs used in this Master thesis: https://git.uni-wuppertal.de/1449563/covid-19-modelling/-/tree/master ...
openaire   +2 more sources

Evaluating ICT in mathematics teaching [PDF]

open access: yes, 2005
This thesis was submitted for the degree of Doctor of Philosophy and was awarded by Brunel University.The challenge for educators is to prepare students for life in a technological advanced society that will continue to change exponentially.
Aqeel, Ebtisam
core   +7 more sources

EXAMINING HIGHER ORDER THINKING IN INDONESIAN LOWER SECONDARY MATHEMATICS CLASSROOMS [PDF]

open access: yes, 2020
Indonesian students’ poor performance in the mathematics test of PISA 2015 prompted the decision by the Ministry of Education of Indonesia to pay more attention to the integration of higher-order thinking (HOT) in the curricula starting in 2018. This new
Doorman, L.M.   +4 more
core   +2 more sources

Mathematical and Numerical Studies of Nonstandard Difference Equation Models of Differential Equations [PDF]

open access: yes, 2008
This research examined the following items/issues: the NSFD methodology, technical achievements and applications, dissemination efforts and research related professional activities. Also a list of unresolved issues were identified that could form the basis for future research in the area of constructing and analyzing NSFD schemes for both ODE's and PDE'
openaire   +2 more sources

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