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Journal of Advances in Mathematics and Computer Science

Published by SCIENCEDOMAIN international · ISSN (electronic) 2456-9968

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1,763

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2026 articles

1,763

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9,342

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Articles (1763)

Solution of Inhomogeneous Differential Equations with Polynomial Coefficients in Terms of the Green's Function and the AC-Laplace Transform

Tohru Morita & Ken-ichi Sato · Journal of Advances in Mathematics and Computer Science · 2018

The particular solutions of inhomogeneous differential equations with polynomial coefficients in terms of the Green's function are obtained in the framework of the AC-Laplace transform, that is the Laplace transform supplemented by its analytic continuation. In particular, discus...

Open access Research Article 10.9734/JAMCS/2018/43059

A Study on the Solution of Linear Differential Equations with Polynomial Coefficients

Tohru Morita & Ken-ichi Sato · Journal of Advances in Mathematics and Computer Science · 2018

A linear differential equation with polynomial coefficients, which is expressed by    is studied, where ak,m are constants. In the present study, the lefthand side of the equation is rewritten   where   and each of   is called a block of classified terms in Lu(t). The solution is...

Open access Research Article 10.9734/JAMCS/2018/43000

Analysis of an Epidemic Model of Multiple Disease Transmission with Vaccination and Therapeutic Drug Regimen

Arkan N. Mustafa & Saiwan M. Fatah · Journal of Advances in Mathematics and Computer Science · 2018

In this paper we discuss a new epidemic model for the dynamics of infectious disease in the presence of vaccine and therapeutic treatment is proposed and analyzed theoretically as well as numerically. The disease is transmitted from infected individuals and contaminated water to...

Open access Research Article 10.9734/JAMCS/2018/43217

Multi-derivative Linear Multi-step Methods for Solving Third Order Boundary Value Problems

E. A. Areo & T. V. Abejide · Journal of Advances in Mathematics and Computer Science · 2018

Multi-derivative linear multi-step methods with continuous coefficients was derived through the block method approach using power series as basis function. Discrete scheme systems involving the multi-derivative linear methods were developed and their basic properties examined. Th...

Open access Research Article 10.9734/JAMCS/2018/42045

Acceleration in a Fundamental Bound State Theory and the Fate of Gravitational Systems

Hans-Peter Morsch · Journal of Advances in Mathematics and Computer Science · 2018

The dynamics of a bound state theory - based on a QED like Lagrangian with fermions coupled to boson fields - has been studied explicitly. Different from the Hamilton approach studied earlier, an additional acceleration term is found, which is spurious for fundamental bound state...

Open access Research Article 10.9734/JAMCS/2018/42590

A Simulation Study for the AIC and Likelihood Cross-validation: The Case of Exponential Versus Weibull Distributions

Kunio Takezawa · Journal of Advances in Mathematics and Computer Science · 2018

Various methods are available for choosing statistical models. It is difficult to know which model selection criterion is the best for specific data. This paper discusses a method for choosing the model selection criterion based on the characteristics of the data and models. As a...

Open access Research Article 10.9734/JAMCS/2018/43344

The space M4(Γ0 (100; (5=:)) and Representation Numbers of Some Octonary Quadratic Forms

BarΙş Kendirli · Journal of Advances in Mathematics and Computer Science · 2018

The determination of the number of representations of a positive integer by certain octonary quadratic forms are given in the literature. For instance, the formulas N(12a, 22b, 32c, 62d; n) for the nine octonary quadratic forms are given with a = 1, b = 2, c = 3 and d = 6. Moreov...

Open access Research Article 10.9734/JAMCS/2018/42653

Modeling Exponential Growth and Exponential Decay Real Phenomena by Ψ-Caputo Fractional Derivative

M. Awadalla & Y. Y. Yameni · Journal of Advances in Mathematics and Computer Science · 2018

The concept of ‘Ψ - Caputo’ fractional derivative is discussed in this article. This method is based on the fractional derivative in Caputo sense of a function with respect to another function Ψ , called kernel. The kernel function  Ψ , is any increasing function such that . Expe...

Open access Research Article 10.9734/JAMCS/2018/43054