Author Index

abbasali.monzeli Evaluating the Efficiency of Hospital Emergencies during COVID-19 Pandemic Crisis in the Presence of Undesirable Inputs in DEA [ Vol.2, Issue 3 - Summer Year 2021]
Akbari.Younes Construction of New Implicit Milstein-Type Scheme for Solution of the Systems of SODEs [ Vol.2, Issue 3 - Summer Year 2021]
Ali.Abdella Fuzzy AHP for Determining the Optimal Location of Schools: The Case of Pastoral Communities [ Vol.2, Issue 1 - Winter Year 2021]
Arabjazi.Nasim Optimistic and Pessimistic Fuzzy Data Envelopment Analysis: Empirical Evidence from Tehran Stock Market [ Vol.2, Issue 2 - Spring Year 2021]
Arabjazi.Nasim Stochastic Sensitivity Analysis in Data Envelopment Analysis [ Vol.2, Issue 4 - Autumn Year 2021]
Azimi.Seyed Mohammadtaghi A New Approach for Solving Interval Neutrosophic Integer Programming Problems [ Vol.2, Issue 2 - Spring Year 2021]

Balak.Sima Comparison of the Dependence Structures of Stochastic Copula-DEA Model [ Vol.2, Issue 4 - Autumn Year 2021]
behzadi.mohammad hassan Stochastic Sensitivity Analysis in Data Envelopment Analysis [ Vol.2, Issue 4 - Autumn Year 2021]
Bhat.Shahid Triangular Fuzzy Numbers Multiplication: QKB method [ Vol.2, Issue 2 - Spring Year 2021]
Bhat.Shahid A New Pythagorean Fuzzy Analytic Hierarchy Process Based on Interval-Valued Pythagorean Fuzzy Numbers [ Vol.2, Issue 4 - Autumn Year 2021]

Chun.Hu A New Approach for Solving Interval Neutrosophic Integer Programming Problems [ Vol.2, Issue 2 - Spring Year 2021]

Derikvandi.Hadis Construction of New Implicit Milstein-Type Scheme for Solution of the Systems of SODEs [ Vol.2, Issue 3 - Summer Year 2021]

Ebrahimnejad.Ali A New Approach for Solving Intuitionistic Fuzzy Data Envelopment Analysis Problems [ Vol.2, Issue 2 - Spring Year 2021]
Edalatpanah.Seyed Ahmad Considering the Criteria interdependency in the Matrix Approach to Robustness Analysis with Applying Fuzzy ANP [ Vol.2, Issue 2 - Spring Year 2021]
esmaeeli.Fatemeh sadat Malmquist Productivity Index under Fuzzy Environment [ Vol.2, Issue 4 - Autumn Year 2021]

Fulatan.Ibrahim On Fixed Points of Soft Set-Valued Maps [ Vol.2, Issue 3 - Summer Year 2021]

gholami.omid A Novel Approach for Solving Fuzzy Stochastic Data Envelopment Analysis Model in the Presence of Undesirable Outputs [ Vol.2, Issue 1 - Winter Year 2021]
Ghorbaninejad.Mobina The Zagreb-coindex of Four Operations on Graphs [ Vol.2, Issue 2 - Spring Year 2021]

Hosseinzadeh Lotfi.Farhad Stochastic Sensitivity Analysis in Data Envelopment Analysis [ Vol.2, Issue 4 - Autumn Year 2021]

Jafari.Hossein Integrating Developed Evolutionary Algorithm and Taguchi Method for Solving Fuzzy Facility’s Layout Problem [ Vol.2, Issue 3 - Summer Year 2021]

Kaur.Kuljeet Triangular Fuzzy Numbers Multiplication: QKB method [ Vol.2, Issue 2 - Spring Year 2021]
Kavand.Neda Optimistic and Pessimistic Fuzzy Data Envelopment Analysis: Empirical Evidence from Tehran Stock Market [ Vol.2, Issue 2 - Spring Year 2021]

Mahmoudi Matankolae.Roja New existence results for boundary value problems with integral conditions [ Vol.2, Issue 1 - Winter Year 2021]
Mohamadi. Farzad The Soft Fuzzy Set In Electrical [ Vol.2, Issue 1 - Winter Year 2021]

Nafei.Amirhossein A New Approach for Solving Interval Neutrosophic Integer Programming Problems [ Vol.2, Issue 2 - Spring Year 2021]
Namakshenas.Mohammad Optimistic and Pessimistic Fuzzy Data Envelopment Analysis: Empirical Evidence from Tehran Stock Market [ Vol.2, Issue 2 - Spring Year 2021]
Nazari.Ali Comparison of the Dependence Structures of Stochastic Copula-DEA Model [ Vol.2, Issue 4 - Autumn Year 2021]

Peykani.Pejman Malmquist Productivity Index under Fuzzy Environment [ Vol.2, Issue 4 - Autumn Year 2021]
Peykani.Pejman Optimistic and Pessimistic Fuzzy Data Envelopment Analysis: Empirical Evidence from Tehran Stock Market [ Vol.2, Issue 2 - Spring Year 2021]

Ranjbar.Hassan Construction of New Implicit Milstein-Type Scheme for Solution of the Systems of SODEs [ Vol.2, Issue 3 - Summer Year 2021]
Ranjbar.Hassan Numerical Simulation and Methodology Based on Improved Split Step Method for Studying Stochastic Models [ Vol.2, Issue 4 - Autumn Year 2021]
Razavyan.Shabnam Evaluating the Efficiency of Hospital Emergencies during COVID-19 Pandemic Crisis in the Presence of Undesirable Inputs in DEA [ Vol.2, Issue 3 - Summer Year 2021]
Rostamy.Mohsen Stochastic Sensitivity Analysis in Data Envelopment Analysis [ Vol.2, Issue 4 - Autumn Year 2021]

Sanei.M. Evaluating the Efficiency of Hospital Emergencies during COVID-19 Pandemic Crisis in the Presence of Undesirable Inputs in DEA [ Vol.2, Issue 3 - Summer Year 2021]
Santos Arteaga.Francisco Javier A New Approach for Solving Intuitionistic Fuzzy Data Envelopment Analysis Problems [ Vol.2, Issue 2 - Spring Year 2021]
Shahkooeei.Maliheh Attractiveness and Progress in Integer-Valued Data Envelopment Analysis [ Vol.2, Issue 4 - Autumn Year 2021]
Shehu Shagari.Mohammed On Fixed Points of Soft Set-Valued Maps [ Vol.2, Issue 3 - Summer Year 2021]
Sheykhan.Abbas Integrating Developed Evolutionary Algorithm and Taguchi Method for Solving Fuzzy Facility’s Layout Problem [ Vol.2, Issue 3 - Summer Year 2021]
Shirazi.Fatemeh Optimistic and Pessimistic Fuzzy Data Envelopment Analysis: Empirical Evidence from Tehran Stock Market [ Vol.2, Issue 2 - Spring Year 2021]
Singh.Akanksha A New Pythagorean Fuzzy Analytic Hierarchy Process Based on Interval-Valued Pythagorean Fuzzy Numbers [ Vol.2, Issue 4 - Autumn Year 2021]
Sirajo.Yahaya On Fixed Points of Soft Set-Valued Maps [ Vol.2, Issue 3 - Summer Year 2021]
Sorourkhah.Ali Considering the Criteria interdependency in the Matrix Approach to Robustness Analysis with Applying Fuzzy ANP [ Vol.2, Issue 2 - Spring Year 2021]

Tohidi,.Ghasem Evaluating the Efficiency of Hospital Emergencies during COVID-19 Pandemic Crisis in the Presence of Undesirable Inputs in DEA [ Vol.2, Issue 3 - Summer Year 2021]

Yousef.Walid Fuzzy Regression Models Using the Least-Squares Method based on the Concept of Distance: Simplified Approach [ Vol.2, Issue 3 - Summer Year 2021]

Zabihi.Amir A New Approach for Solving Intuitionistic Fuzzy Data Envelopment Analysis Problems [ Vol.2, Issue 2 - Spring Year 2021]
Zare.Tahere The Soft Fuzzy Set In Electrical [ Vol.2, Issue 1 - Winter Year 2021]
Zhihong.Chen A New Approach for Solving Interval Neutrosophic Integer Programming Problems [ Vol.2, Issue 2 - Spring Year 2021]