Volume 12 (2020)
Volume 11 (2019)
Volume 10 (2018)
Volume 9 (2017)
Volume 8 (2016)
Volume 7 (2015)
Volume 6 (2014)
Volume 5 (2013)
Volume 4 (2012)
Volume 3 (2011)
Volume 2 (2010)
Volume 1 (2009)
Data Envelopment Analysis
101. Inverse DEA Model with Fuzzy Data for Output Estimation

A. Mahmoodi Rad; R. Dehghan; F. Hosseinzadeh Lotfi

Volume 4, Issue 2 , Summer 2012, , Pages 336-353

  In this paper, we show that inverse Data Envelopment Analysis (DEA) models can be used to estimate output with fuzzy data for a Decision Making Unit (DMU) when some or all inputs are increased and deficiency level of the unit remains unchanged.  Read More

102. On the averaging of differential inclusions with Fuzzy right hand side with the average of the right hand side is absent

Andrej V. Plotnikov; Tatyana A. Komleva; Lilia I. Plotnikova

Volume 5, Issue 2 , Summer 2013, , Pages 440-450

  In this article we consider the averaging method for differential inclusions with fuzzy right-hand side for the case when the limit of a method of an average does not exist.   Read More

Operation Research
103. An analysis of factors affecting on customers’ adoption of internet-banking services using the graph theory

Ali Sharifi; Mahdi Homayounfar

Volume 8, Issue 1 , Spring 2016, , Pages 47-58

  The rapid development of Internet and electronic businesses have stimulated the banking sector towards encouraging customers to internet banking (IB), However, the evidence indicates a lack of interest in the use of IB services. Therefore, this paper aims to identify affecting factors on customer adoption ...  Read More

Strategic Management
104. A study of Financing Decisions and Capital Structure in Real Investment

Reza Aghajan Nashtaei; Ebrahim Chirani; Mehrdad GoudarzvandChegini

Volume 11, Issue 1 , Spring 2019, , Pages 57-65

  In real investment, there is a relationship between external financing and abnormal stock returns. This study predicts a negative correlation between external financing and stock returns. The dependent variable of the research is stock returns and the independent variables are net financing and equity ...  Read More

105. Investigating the Theory of Survival Analysis in Credit Risk Management of Facility Receivers: A Case Study on Tose'e Ta'avon Bank of Guilan Province

Maryam Ameli; Reza Aghajan Nashtaei

Volume 10, Issue 1 , Spring 2018, , Pages 67-74

  Nowadays, one of the most important topics in risk management of banks, financial, and credit institutions is credit risk management. In this research, the researchers used survival analytic methods for credit risk modeling in terms of the conditional distribution function of default time. As a practical ...  Read More

106. The Impact of Green Supply Chain Management on Export Performance of Exporters of Guilan Province Due to the Mediating Role of Environmental Performance

Mojtaba Roshani Delivand; seyed mahmood Shabgoo monsef

Volume 12, Issue 1 , Spring 2020, , Pages 73-82

  The purpose of this study was to evaluate the effect of environmental performance mediator role on the effect of green supply chain management on export performance of exporting companies in Guilan province. The purpose of the study is applied and descriptive - survey type. The statistical population ...  Read More

Numerical Analysis
107. Application of the Lie Symmetry Analysis for second-order fractional differential equations

Mousa Ilie; Jafar Biazar; Zainab Ayati

Volume 9, Issue 2 , Autumn 2017, , Pages 79-83

  Obtaining analytical or numerical solution of fractional differential equations is one of the troublesome and challenging issue among mathematicians and engineers, specifically in recent years. The purpose of this paper Lie Symmetry method is developed to solve second-order fractional differential equations, ...  Read More

Numerical Analysis
108. Shifted Chebyshev Approach for the Solution of Delay Fredholm and Volterra Integro-Differential Equations via Perturbed Galerkin Method

Kazeem Issa; Jafar Biazar; Babatunde Morufu Yisa

Volume 11, Issue 2 , Autumn 2019, , Pages 149-159

  The main idea proposed in this paper is the perturbed shifted Chebyshev Galerkin method for the solutions of delay Fredholm and Volterra integrodifferential equations. The application of the proposed method is also extended to the solutions of integro-differential difference equations. The method ...  Read More

Data Envelopment Analysis
109. Improving supply chain collaborations and performance of inefficient supply chain

M. Sanei; S. Mamizadeh-Chatghayeh

Volume 4, Issue 2 , Summer 2012, , Pages 354-360

  Modern manufacturing enterprises are required to collaborate by their business partners through their business process operations such as design, manufacture, distribution, and aftersales services. And furthermore performance evaluation is of great importance for effective supply chain ...  Read More

110. Analytic-Approximate Solution For An Integro- Differential Equation Arising In Oscillating Magnetic Fields Using Homotopy Analysis Method

H. Saberi-Nik; S. Effati; R. Buzhabadi

Volume 5, Issue 2 , Summer 2013, , Pages 451-466

  In this paper, we give an analytical approximate solution for an integro- differential equation which describes the charged particle motion for certain configurations of oscillating magnetic fields is considered. The homotopy analysis method (HAM) is used for solving this equation. Several examples are ...  Read More

111. A New Approach for Solving Interval Quadratic Programming Problem

N. A. Taghi-Nezhad; Fatemeh Taleshian; M. Shahini

Volume 11, Issue 1 , Spring 2019, , Pages 67-75

  This paper discusses an Interval Quadratic Programming (IQP) problem, where the constraints coefficients and the right-hand sides are represented by interval data. First, the focus is on a common method for solving Interval Linear Programming problem. Then the idea is extended to the IQP problem. Based ...  Read More

Numerical Analysis
112. Application of Adomian Decomposition Method and Variational Iteration Method to Dynamical System Problems

Babatunde Morufu Yisa

Volume 12, Issue 1 , Spring 2020, , Pages 83-90

  Adomian decomposition method and He’s variational Iteration method are applied to nonlinear oscillator problems that involve conservative type of oscillators. The methods proved to be effective for the general and specific cases due to their algorithms that admit nonlinear terms in the problems. ...  Read More

Data Envelopment Analysis
113. Comparison of the Efficiency of Power Transmission Companies in the Electric Power Industry of Iran Applying Conventional and Network Data Envelopment Analysis Methods

Kambiz Shahroodi; Mohammad Reza Khosravi

Volume 9, Issue 2 , Autumn 2017, , Pages 85-92

  This study is an applied study conducted to evaluate and compare the efficiency of Iran's regional power companies using conventional and network Data Envelopment Analysis methods. Iran's regional power companies use two- phased process to transmit power. Using applied approach, the performance and efficiency ...  Read More

Strategic Management
114. Compliance and ranking of effective factors in the failure of strategic management in Iran Telecommunication Company

Reza Khezrdoust; Narges Delafrouz

Volume 12, Issue 1 , Spring 2020, , Pages 91-101

  The purpose of this study was to investigate and evaluate the factors affecting the failure of strategic management in large companies. The research is an applied and descriptive-survey target. The statistical population of the study consisted of all experts and experts of the telecommunication company, ...  Read More

Operation Research
115. An Optimal Dynamic Control Method for an Isolated Intersection Using Fuzzy Systems

Asmaeil Ebrahimzadeh Kooykhi; Gholamhossen Ekbatanifard

Volume 10, Issue 2 , Autumn 2018, , Pages 151-164

  Traffic flow systems are nonlinear and uncertain, so it is very difficult to find their optimal points. In traditional traffic control systems, the traffic lights of crossings change in a fixed time period that is not optimal. On the other hand, most proposed systems are sufficiently capable of coping ...  Read More

Strategic Management
116. An ANP and MULTIMOORA-Based SWOT Analysis for Strategy Formulation

Soheila Mazloum Vajari; Iravan Masoudi Asl; Kamran Hajinabi; Leila Riahi

Volume 11, Issue 2 , Autumn 2019, , Pages 161-176

  Since no organization can have unlimited resources, strategists should decide on a strategy that can provide the greatest benefits to the organization. Decisions on strategy formulation commit the organization to produce specific products, work in specific markets, and exploit certain resources and technologies ...  Read More

Strategic Management
117. Identify and Prioritize of Organizational Strategies by the Combination of SWOT Analysis and MCDM Approach- Case Study: kalleh Company in Gilan

Amir Soltanalizadeh; Seyyed Mahmoud Shabgoo Monsef

Volume 9, Issue 2 , Autumn 2017, , Pages 93-105

  The process of globalization and rapid technological developments are causing rapid changes in markets. Successfully in challenging markets of the future requires an informed and ready to respond quickly. The aim of this study is to evaluate and prioritize the organizational strategies of sales and distribution ...  Read More

Operation Research
118. A metaheuristic algorithm for optimizing strategic and tactical decisions in a logistics network design problem

Reza Babazadeh

Volume 12, Issue 1 , Spring 2020, , Pages 103-113

  Todays, industries are seeking the ways to improve their competitiveness and responsiveness in order to achieve the most share of markets and customer satisfaction. Optimization of strategic and tactical decisions in a logistics network would improve total performance of the supply chain in a long term ...  Read More

119. Flying Squirrel Optimizer (FSO): A novel SI-based optimization algorithm for engineering problems

Gholamreza Azizyan; Farid Miarnaeimi; Mohsen Rashki; Naser Shabakhty

Volume 11, Issue 2 , Autumn 2019, , Pages 177-205

  This paper provides a novel meta-heuristic optimization algorithm. The behaviors of flying squirrels in the nature are the main inspiration of this research. These behaviors include flying from tree to tree and walking on the ground or on a tree branch to find food. They also contact each other with ...  Read More

linear Programming
120. A fuzzy multi-objective model for a project management problem

S.M. Mirmohseni; S.H Nasseri

Volume 9, Issue 2 , Autumn 2017, , Pages 107-117

  In this research, the multi-objective project management decision problem with fuzzy goals and fuzzy constraints are considered. We constitute α-cut approach and two various fuzzy goal programming solution methods for solving the Multi-Objective Project Management (MOPM) decision problem under ...  Read More

Data Envelopment Analysis
121. A Review of Metaheuristic Algorithms and Data Envelopment Analysis

Mohsen Vaez-ghasemi; Zohreh Moghaddas; Hamid Askari; Feloora Valizadeh

Volume 12, Issue 1 , Spring 2020, , Pages 115-137

  Today, many activities from businesses to engineering design, routing on the Internet, and even routing of foodstuff trucks require programming and optimization. Many of these problems have no determinate solution and cannot be solved easily. To solve these problems, algorithms have been developed inspired ...  Read More

122. Optimal Design of Open Channel Sections Using PSO Algorithm

Mohsen Monadi; Mirali Mohammadi; Hamed Taghizadeh

Volume 11, Issue 2 , Autumn 2019, , Pages 207-215

  This paper applies an evolutionary algorithm, the particle swarm optimization (PSO), to design the optimum open channel section. Depth, channel side slope and bottom width are considered as the variables for rectangular, triangular and trapezoidal channels, respectively. The objective function is minimizing ...  Read More

Data Envelopment Analysis
123. Inputs and Outputs Estimation in Inverse DEA

Saeid Ghobadi

Volume 9, Issue 2 , Autumn 2017, , Pages 119-129

  The present study addresses the following question: if among a group of decision making units, the decision maker is required to increase inputs and outputs to a particular unit in which the DMU, with respect to other DMUs, maintains or improves its current efficiencylevel, how much should the inputs ...  Read More

Operation Research
124. Using Theory of Constraints in Production Management and Scheduling (A Case Study)

Ahmad Hooshmand; Ali Reza Mehrazeen; Ali Reza Davoody; Mohamad Reza Shorvarzi

Volume 11, Issue 2 , Autumn 2019, , Pages 217-227

  In manufacturing institutes the only access way to maximum profit is identifying the production mix of the products based on the limitations such as policies and politics, demand and production processes. This study identifies the constraints of a tile-manufacturing company including constraints in its ...  Read More

125. Stochastic Facility Layout Planning Problem: A Metaheuristic and Case Study

Nima Moradi

Volume 11, Issue 2 , Autumn 2019, , Pages 229-241

  Facility layout is one of the most important Operations Management problems due to its direct impact on the financial performance of both private and public firms. Facility layout problem (FLP) with stochastic parameters, unequal area facilities, and grid system modeling is named GSUA-STFLP. This problem ...  Read More