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O. E. Emam

Publications (11)

Bi-Level Multi-Objective Large Scale Integer Quadratic Programming Problem with Symmetric Trapezoidal Fuzzy Numbers in the Objective Functions

O. E. Emam, E. Fathy & A. A. Abdullah · Journal of Advances in Mathematics and Computer Science · 2018

This paper focuses on the solution of a Bi-Level Multi-Objective Large Scale Integer Quadratic Programming (BLMOLSIQP) problem, where all the decision parameters in the objective functions are symmetric trapezoidal fuzzy numbers, and have block angular structure of the constraint...

Open access Research Article 10.9734/JAMCS/2018/40808

An Interactive Model for Fully Fuzzy Multi-level Linear Programming Problem based on Multi-objective Linear Programming Technique

O. E. Emam, E. Fathy & M. A. Helmy · Journal of Advances in Mathematics and Computer Science · 2017

An interactive approach is proposed to find the optimal fuzzy solution of fully fuzzy multi-level linear programming (FFMLLP) problem. Firstly, convert the problem under consideration into non-fuzzy multi-level multi-objective linear programming (MLMOLP) problem by using the boun...

Open access Research Article 10.9734/JAMCS/2017/34811

Solving three Level Quadratic Programming Problem with Stochastic Parameters in the Objective Functions

O. E. Emam, M. A. Abdel-Fattah & A. S. Ahmed · Journal of Advances in Mathematics and Computer Science · 2015

This paper solves a stochastic three-level decision maker’s model. This approach uses stochastic parameters in the objective function to solve a three level quadratic programming problem. The probabilistic nature of the objective functions is converted to an equivalence determini...

Open access Research Article 10.9734/BJMCS/2015/19962

A Fuzzy Approach for Solving Three–Level Chance Constrained Quadratic Programming Problem

O. E. Emam, M. A. Abdel-Fattah & A. S. Ahmed · Journal of Advances in Mathematics and Computer Science · 2015

This paper presents a fuzzy approach for solving a three-decision maker’s model and presents how to solve three–level chance constraints quadratic programming problem. After converting probabilistic nature of the constraints to equivalence deterministic constraints each level att...

Open access Research Article 10.9734/BJMCS/2015/14586

Taylor Series Approach for Solving Multi-level Large Scale Fractional Programming Problem with Stochastic Parameters in Constraints

O. E. Emam, A. Abdo & N. H. Ibrahim · Journal of Advances in Mathematics and Computer Science · 2014

This paper presents a solution algorithm to solve a multi-level large scale fractional programming problem with individual chance constraints (CH-MLLSFP). We assume that there is randomness in the right-hand side of the constraints only and that the random variables are normally...

Open access Research Article 10.9734/BJMCS/2015/13568

On the Solution of Bi-level Large Scale Quadratic Programming Problem with Stochastic Parameters in the Constraints

O. E. Emam, S. A. Kholeif & S. M. Azzam · Journal of Advances in Mathematics and Computer Science · 2014

In this paper, the bi-level large scale quadratic programming problem with stochastic parameters in the constraints (SBLLSQPP) is solved. Randomness is assumed only on the right-hand side of the constraints and the random variables are assumed to be normally distributed. The main...

Open access Research Article 10.9734/BJMCS/2015/14371

A Computational Model for Multi-level Quadratically Constrained Quadratic Optimization under Fully Fuzzy Environment

Hawaf AbdAlhakim, O. E. Emam & A. A. Abd El-Mageed · Journal of Advances in Mathematics and Computer Science · 2018

Fully fuzzy quadratic programming became emerge naturally in numerous real-world applications. Therefore, an effective model based on the bound and decomposition method and the separable programming method is proposed in this paper for solving Fully Fuzzy Multi-Level Quadraticall...

Open access Research Article 10.9734/JAMCS/2018/42263

Multi-level Multi-objective Quadratic Fractional Programming Problem with Fuzzy Parameters: A FGP Approach

M. S. Osman, O. E. Emam & M. A. El Sayed · Asian Research Journal of Mathematics · 2017

The motivation behind this paper is to present multi-level multi-objective quadratic fractional programming (ML-MOQFP) problem with fuzzy parameters in the constraints. ML-MOQFP problem is an important class of non-linear fractional programming problem. These type of problems ari...

Open access Research Article 10.9734/ARJOM/2017/34864

On Parametric Multi-level Multi-objective Fractional Programming Problems with Fuzziness in the Constraints

M. S. Osman, O. E. Emam & M. A. El Sayed · Journal of Advances in Mathematics and Computer Science · 2016

In this paper, a new concept of the fuzzy stability set of the first kind for multi-level multi-objective fractional programming (ML-MOFP) problems having a single-scalar parameter in the objective functions and fuzziness in the right-hand side of the constraints has been introdu...

Open access Research Article 10.9734/BJMCS/2016/28531

On Solving Three Level Fractional Programming Problem with Rough Coefficient in Constraints

Mohamed Omran, O. E. Emam & A. S. Mahmoud · Journal of Advances in Mathematics and Computer Science · 2015

A three level fractional programming problem is presented in this paper with a random rough coefficient in constraints at the first phase of the solution approach and to avoid the complexity of this problem we begin with converting fractional programming problem into linear probl...

Open access Research Article 10.9734/BJMCS/2016/21932

On the Solution of a Rough Interval three-level Quadratic Programming Problem

Omar M. Saad, O. E. Emam & Marwa M. Sleem · Journal of Advances in Mathematics and Computer Science · 2014

In this paper, a three-level quadratic programming (QP) problem is considered where some or all of its coefficients in the objective function are rough intervals. At the first phase of the solution approach and to avoid the complexity of the problem, two QP problems with interval...

Open access Research Article 10.9734/BJMCS/2015/13430