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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

Articles indexed

0

2026 articles

1,763

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10,537

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Articles (1763)

An Alternative Approach to Solving Cubic and Quartic Polynomial Equations

Ababu Teklemariam Tiruneh · Journal of Advances in Mathematics and Computer Science · 2021

Aims: The aim of the research study was to develop a more direct and intuitive approach for the solution of polynomial equations of degree 3 and four. Study Design:  The study employed equivalent polynomial substitution that is more intuitive and direct to formulate than the trad...

Open access Research Article 10.9734/jamcs/2021/v36i230338

Symbolic Derivation of a Probability-Ready Expression for the Reliability Analysis of a Multi-State Delivery Network

Ali Muhammad Ali Rushdi & Motaz Hussain Amashah · Journal of Advances in Mathematics and Computer Science · 2021

This paper deals with the reliability of a multi-state delivery network (MSDN) with multiple suppliers, transfer stations and markets (depicted as vertices), connected by branches of multi-state capacities, delivering a certain commodity or service between their end vertices. We...

Open access Research Article 10.9734/jamcs/2021/v36i230337

Bayesian Estimation and Prediction of Discrete Gompertz Distribution

M. A. Hegazy, R. E. Abd El-Kader, A. A. EL-Helbawy & G. R. AL-Dayian · Journal of Advances in Mathematics and Computer Science · 2021

In this paper, Bayesian inference is used to estimate the parameters, survival, hazard and alternative hazard rate functions of discrete Gompertz distribution. The Bayes estimators are derived under squared error loss function as a symmetric loss function and linear exponential l...

Open access Research Article 10.9734/jamcs/2021/v36i230335

Bayesian Estimation and Prediction for Exponentiated Generalized Inverted Kumaraswamy Distribution Based on Dual Generalized Order Statistics

A. M. Abd Al-Fattah, R. E. Abd El-Kader, A. A. EL-Helbawy & G. R. AL-Dayian · Journal of Advances in Mathematics and Computer Science · 2021

In this paper, the shape parameters, reliability and hazard rate functions of the exponentiated generalized inverted Kumaraswamy distribution are estimated using Bayesian approach. The Bayes estimators are derived under the squared error loss function and the linear-exponential l...

Open access Research Article 10.9734/jamcs/2021/v36i130334

On a Question of Prime Labeling of Graphs

A. M. C. U. M. Athapattu & P. G. R. S. Ranasinghe · Journal of Advances in Mathematics and Computer Science · 2021

In the field of graph theory, the complete graph  of  vertices is a simple undirected graph such that every pair of distinct vertices is connected by a unique edge. In the present work, we introduce planar subgraph  of  with maximal number of edges . Generally,  does not admit pr...

Open access Research Article 10.9734/jamcs/2021/v36i130333

Autoregressive Modeling and Forecasts of Degema Monthly Allocation: Buy’s-Ballot and Bartlett’s Transformation

Herbert, AfeyaIbibo, Biu, Oyinebifun Emmanuel, Enegesele, Dennis & Wokoma, Dagogo Samuel Allen · Journal of Advances in Mathematics and Computer Science · 2021

The paper focused on Autoregressive modeling and forecasts of Degema Local Government Council Monthly Allocation (DLGCMA) in River State, Nigeria. The Buys-Ballot table and Bartlett’s Transformation method were adopted to identify the trend pattern and to determine the best trans...

Open access Research Article 10.9734/jamcs/2021/v36i130330

Internal Exact Controllability of the Heat Equation in Finite Dimension by Strategic Actuators Zone

Mame Libasse Laye Ane, Cheikh Seck, Abdoulaye Sene & Mary Teuw Niane · Journal of Advances in Mathematics and Computer Science · 2021

In this paper, we show, by a new approach called SCD (Surjectivity by compactness and density), the internal exact controllability of the 1D heat equation by the use of strategic zone actuators. For the achievement of this objective, an operator (linear, continuous and surjective...

Open access Research Article 10.9734/jamcs/2021/v36i130332