A Forecasting Time Series model Based on Entropy and Fuzzy logic
A Forecasting Time Series model Based on Entropy and Fuzzy logic

Farhad Ali Ahmed; monem aziz mohammed

Volume 5, Issue 2 , December 2023, , Pages 304-310

https://doi.org/10.24271/psr.2023.381058.1230

Abstract
  Electricity Power Consumption Forecasting (EPCF) plays an essential role in global electricity distribution systems that has a significant impact on the operation, control, and planning ...  Read More
Modeling the effect of contaminated object, vaccination and treatment on the diseases epidemiology
Modeling the effect of contaminated object, vaccination and treatment on the diseases epidemiology

Arkan Nawzad Mustafa; Hanaa Jamal Ahmad

Volume 4, Issue 2 , December 2022, , Pages 105-112

https://doi.org/10.24271/psr.2022.330125.1119

Abstract
  In this paper, the effect of contaminated object on an SIRS Model with vaccination and hospitalization compartments is modeled. Positivity and boundedness properties of the solutions ...  Read More
Fractional order system dynamical behaviors with Beddington-DeAngelis functional response
Fractional order system dynamical behaviors with Beddington-DeAngelis functional response

Hiwa Hussein Rahman; Kawa Ahmad Hassan

Volume 4, Issue 2 , December 2022, , Pages 170-179

https://doi.org/10.24271/psr.2022.341464.1133

Abstract
  The present study proposes a fractional order prey-predator model with Beddington-DeAngelis functional response, that the Caputo fractional derivative is applied. There is exploration ...  Read More
Some Nonstandard Treatment of the Singularity in the Differential Equation
Some Nonstandard Treatment of the Singularity in the Differential Equation

Mardan Ameen Pirdawood; Ibrahim Othman Hamad

Volume 4, Special issue , November 2022, , Pages 142-159

https://doi.org/10.24271/psr.2022.161691

Abstract
  This paper aims to use some non-standard concepts to find a non-standard analytic and non-analytic infinitely close solution of the first-order ordinary differential equation in the ...  Read More
Model Reduction and Analysis for ERK Cell Signalling Pathway Using Implicit-Explicit Rung-Kutta Methods
Model Reduction and Analysis for ERK Cell Signalling Pathway Using Implicit-Explicit Rung-Kutta Methods

Hemn M. Rasool; Mardan Ameen Pirdawood; Younis A. Sabawi; Roshna H. Mahmood; Prshng A. Khalil

Volume 4, Special issue , November 2022, , Pages 160-178

https://doi.org/10.24271/psr.2022.161692

Abstract
  Many complex cell signalling pathways and chemical reaction networks include many variables and parameters; this is sometimes a big issue for identifying critical model elements and ...  Read More
Finding Approximate Roots of Nonlinear Equations by Using New Sixth-Order Convergence
Finding Approximate Roots of Nonlinear Equations by Using New Sixth-Order Convergence

Rzgar Fariq Mahmood; Mediya B. Mrakhan; Omed Q. Ahmed

Volume 4, Special issue , November 2022, , Pages 179-186

https://doi.org/10.24271/psr.2022.161694

Abstract
  In this study, we introduced new iterative techniques, for the purpose solving nonlinear equations. The new approaches are based on the auxiliary equation and Newton's method, respectively. ...  Read More