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All published articles 1763

Odd Lindley-Kumaraswamy Distribution: Model, Properties and Application

Kuje Samson, Abubakar, Mohammad Auwal, Asongo, Iorkaa Abraham & Alhaji, Ismaila Sulaiman · Journal of Advances in Mathematics and Computer Science · 2020

This article uses the odd Lindley-G family of distributions to propose and study a new compound distribution called “odd Lindley-Kumaraswamy distribution”. In this article, the density and distribution functions of the odd Lindley-Kumaraswamy distribution are defined and studied...

Open access Research Article 10.9734/jamcs/2020/v35i630291

An SEIQR Mathematical Model for The Spread of COVID-19

Samuel B. Apima & Jacinta M. Mutwiwa · Journal of Advances in Mathematics and Computer Science · 2020

COVID-19, a novel coronavirus, is a respiratory infection which is spread between humans through small droplets expelled when a person with COVID-19 sneezes, coughs, or speaks. An SEIQR model to investigate the spread of COVID-19 was formulated and analysed. The disease free equi...

Open access Research Article 10.9734/jamcs/2020/v35i630290

Oblateness Effects on Solar Sail in the Restricted Three–body Problem

Fatma M. Elmalky, M. N. Ismail & Ghada F. Mohamedien · Journal of Advances in Mathematics and Computer Science · 2020

In the present work, the equations of motion of the solar sail are derived in the restricted three–body system. The dimensionless coordinates are used to obtain the solution of the problem. The Laplace transformations are used to solve these systems of equations to obtain the com...

Open access Research Article 10.9734/jamcs/2020/v35i630289

A Tutorial Exposition of Various Methods for Analyzing Capacitated Networks

Ali Muhammad Ali Rushdi & Omar Mutab Alsalami · Journal of Advances in Mathematics and Computer Science · 2020

In order to assess the performance indexes of some practical systems having fixed channel capacities, such as telecommunication networks, power transmission systems or commodity pipeline systems, we propose various types of techniques for analyzing a capacitated network. These in...

Open access Research Article 10.9734/jamcs/2020/v35i630288

An Optimal Algorithm for the Solution of the Helmholtz Equation

Richard O. Akinola, Blessing Okwudo Ogbeh & Isaac Chukle · Journal of Advances in Mathematics and Computer Science · 2020

Aims/Objectives: The Helmholtz equation is a partial differential equation which is used in numerical weather prediction. Angwenyi et. al., used a five point finite difference stencil in discretizing the partial differential equation and solved the resulting square system of equa...

Open access Research Article 10.9734/jamcs/2020/v35i530286

Mathematical Model on Optimal Combination of Vaccination and Antiviral Therapy to Curb In uenza in Kenya

Derrick M. Nzioki & James K. Gatoto · Journal of Advances in Mathematics and Computer Science · 2020

Human influenza is a contagious disease which, if proper precautions are not taken to control the disease, can lead to massive mortality rates and high costs will be incurred to control the disease in case of an outbreak. As a result, we investigate how the cost of implementing b...

Open access Research Article 10.9734/jamcs/2020/v35i530287

A Modified Ant Colony Optimization Algorithm for Solving a Transportation Problem

E. M. U. S. B. Ekanayake, S. P. C. Perera, W. B. Daundasekara & Z. A. M. S. Juman · Journal of Advances in Mathematics and Computer Science · 2020

Transportation of products from sources to destinations with minimal total cost plays a key role in logistics and supply chain management. The transportation problem (TP) is an extraordinary sort of Linear Programming problem where the objective is to minimize the total cost of d...

Open access Research Article 10.9734/jamcs/2020/v35i530284

Simulation Study of H1N1 Transmission through Immigrants and Vaccination

Nita H. Shah, Nehal Shukla, Foram Thakkar & Moksha Satia · Journal of Advances in Mathematics and Computer Science · 2020

H1N1 influenza, is a disease caused by the Type A strain of negative-sense single stranded RNA virus which has unique characteristics of reassortment making it different and difficult to control. Due to the unique nature of the virus, the constant globalization of the internation...

Open access Research Article 10.9734/jamcs/2020/v35i530285

Experimental and Mathematical Model for the Antimalarial Activity of Methanolic Root Extract of Azadirachta indica (Dongoyaro) in Mice Infected with Plasmodium berghei NK65

Adeniyi Michael Olaniyi, Momoh Johnson Oshiobugie & Aderele Oluwaseun Raphael · Journal of Advances in Mathematics and Computer Science · 2020

The study determines the experimental and mathematical model for the anti-plasmodial activity of methanolic root extract of Azadirachta indica in Swiss mice infected with Plasmodium berghei NK65. Phytochemical analyses, antimalarial activity of the methanolic root extract of A. i...

Open access Research Article 10.9734/jamcs/2020/v35i530283

A Comparative Study of Solving Methods of Transportation Problem in Linear Programming Problem

Farzana Sultana Rafi & Safiqul Islam · Journal of Advances in Mathematics and Computer Science · 2020

The paper is related with the basic transportation problem (TP)which is one kind of linear programming problem (LPP). There are some existing methods for solving transportation problem and in this paper all the standard existing methods has been discussed to understand which one...

Open access Research Article 10.9734/jamcs/2020/v35i530281

Combined PCA-Daugman Method : An Effcient Technique for Face and Iris Recognition

Md. Mahbubul Alam, Md. Ashikur Rahman Khan, Zayed Us Salehin, Main Uddin, Sultana Jahan Soheli & Tanvir Zaman Khan · Journal of Advances in Mathematics and Computer Science · 2020

Face and iris are very common individual bio-metric features for person identification. Face recognition is the method of identification a person uniquely using face. Principal component analysis is one of the algorithms for face recognition. Iris recognition in another method of...

Open access Research Article 10.9734/jamcs/2020/v35i530280

Improved Model for Facial Expression Classification for Fear and Sadness Using Local Binary Pattern Histogram

Adebola K. Ojo & Temitope Ololade Idowu · Journal of Advances in Mathematics and Computer Science · 2020

In this study, a Local Binary Pattern Histogram model was proposed for Facial expression classification for fear and sadness. There have been a number of supervised machine models developed and used for facial recognition in past researches. The classifier requires human effort t...

Open access Research Article 10.9734/jamcs/2020/v35i530279

Mean Square Asymptotic Boundedness of Stochastic Complex Networks via Impulsive Control

Xiaoyi Zhu & Danhua He · Journal of Advances in Mathematics and Computer Science · 2020

In this paper, the mean square asymptotic boundedness of a class of stochastic complex systems with different dynamic nodes represented by Ito stochastic differential equations is studied.  By using the Lyapunov function and Ito formula, the mean square asymptotic boundedness and...

Open access Research Article 10.9734/jamcs/2020/v35i530278

On A Class of Idealized Near-Rings Admitting Frobenius Derivations

Ojiema M. Onyango, Onyango B. Achieng & Abuga J. Motanya · Journal of Advances in Mathematics and Computer Science · 2020

In this paper, we use the idealization procedure for finite rings to construct a class of quasi-3 prime Near-Rings N with a Jordan ideal J(N) and admitting a Frobenius derivation. The structural characterization of N; J(N) and commutation of N via the Frobenius derivations have b...

Open access Research Article 10.9734/jamcs/2020/v35i530277

Modeling the Diffraction of Electromagnetic Waves over Underwater Objects; the Wiener-Hopf Integral Equation

Yajni Warnapala & Cole Foster · Journal of Advances in Mathematics and Computer Science · 2020

This research, inspired by the loss of Malaysian Airline Flight 370, investigates the feasibility of obtaining good convergence results for a model of the interaction of electromagnetic waves over the surface of the Spherical Biconcave Disc. The Galerkin Method is used to numeric...

Open access Research Article 10.9734/jamcs/2020/v35i430276