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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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10,546

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Articles (1763)

An Investigation of the Use of Eigen Values in Human Face Modeling for Recognition Tasks

Emad F. Khalaf · Journal of Advances in Mathematics and Computer Science · 2019

The face image modeling by eigenvalues is not a new track in the literature. However, a much complete study is required to achieve a comprehensive investigation of the topic. In this research paper, an experimental methodology is conducted for studying the different alternatives...

Open access Research Article 10.9734/jamcs/2019/v32i130135

Time Series Modeling and Forecasting of Consumer Price Index in Ghana

Aabeyir Boniface & Anokye Martin · Journal of Advances in Mathematics and Computer Science · 2019

The knowledge of economic and financial indicators is the basis of making right decisions and sound judgment with respect to investment and allocation scare of resources. Such important indicators include the consumer price index, which measures the change in the prices paid by h...

Open access Research Article 10.9734/jamcs/2019/v32i130134

Statistical Analysis of the Mixture of Inverted Exponential Distribution Under Bayesian Approach

Tabasam Sultana, Muhammad Aslam & Javid Shabbir · Journal of Advances in Mathematics and Computer Science · 2019

This paper is about studying a 3-component mixture of the Inverted Exponential distributions under Bayesian view point. The type-I right censored sampling scheme is considered because of its extensive use in reliability theory and survival analysis. The expressions for the Bayes...

Open access Research Article 10.9734/jamcs/2019/v31i630130

Penalty Algorithm Based on Three-Term Conjugate Gradient Method for Unconstrained Optimization Portfolio Management Problems

Samson Akinwale & O. O. Okundalaye · Journal of Advances in Mathematics and Computer Science · 2019

In a class of solving unconstrained optimization problems, the conjugate gradient method has been proved to be efficient by researchers' due to it's smaller storage requirements and computational cost. Then, a class of penalty algorithms based on three-term conjugate gradient met...

Open access Research Article 10.9734/jamcs/2019/v31i630129

Exact Solutions and Rogue Waves for the Derivative Nonlinear SchrÖdinger Equation

Changfu Liu, Jinmei Liu & Ping Zhou · Journal of Advances in Mathematics and Computer Science · 2019

Exact solutions which contain periodic solutions, soliton solutions and rogue wave solutions for two the modied derivative nonlinear Schrodinger equations, are obtained by means of solutions of a known derivative nonlinear SchrÖdinger equation. Two solutions' images are displayed...

Open access Research Article 10.9734/jamcs/2019/v31i630127

A Family of High Order One-Block Methods for the Solution of Stiff Initial Value Problems

I. J. Ajie, K. Utalor & P. Onumanyi · Journal of Advances in Mathematics and Computer Science · 2019

In this paper, we construct a family of high order self-starting one-block numerical methods for the solution of stiff initial value problems (IVP) in ordinary differential equations (ODE). The Reversed Adams Moulton (RAM) methods, Generalized Backward Differentiation Formulas (G...

Open access Research Article 10.9734/jamcs/2019/v31i630128

New Criterion that Guarantees Sufficient Conditions for Globally Asymptotically Stable Periodic Solutions of Non-Linear Differential Equations with Delay

Ebiendele Peter · Journal of Advances in Mathematics and Computer Science · 2019

The objective of this paper is to investigate and give sufficient conditions that we guarantees globally asymptotically stable periodic solutions, of non-linear differential Equations with Delay of the form (1.1). The Razumikhin’s technique was improve upon to enhance better resu...

Open access Research Article 10.9734/jamcs/2019/v31i530126