issue 21 publication date 2019-12-22

• A new Levenberg-Marquardt approach based on Conjugate gradient structure for solving absolute value equations
• A model for the "Fuzzy TOPSIS" based on Zadde's extension principle
• Modify the linear search formula in the BFGS method to achieve global convergence.
• Portfolio ranking: using finance technology set in DEA models (Case Study: Tehran Stock Exchange)
• On the Maximum Number of Dominating Classes in Graph Coloring
• Mathematical Model and Algorithm for sequencing operations in the machine building industry
• Euler-Lagrange equations and geometric mechanics on Lie groups with potential
• Evaluation of Model-Based Methods in Estimating Dynamic Functional Connectivity of Brain Regions
• Solution of Backup Multifacility Location Problem by Considering the Ideal Radius for each Customer
• Evaluation of Students' Performance before and after Parent Involvement in Math Educaton with DEA
• The spectrum of the hyper-star graphs and their line graphs