List of Articles Nonlinear Programming Open Access Article Abstract Page Full-Text 1 - Design of a Mathematical Model for Production and Delivery Planning in the Supply Chain Systems. M. Aryanejad M. Modiri Open Access Article Abstract Page Full-Text 2 - Data Envelopment Analysis-Discriminant Analysis by imprecise data for more than two groups: apply to the pharmaceutical stock companies Sarah Navidi Mohsen Rostamy-Malkhalifeh 10.30495/ijdea.2023.73900.1198 Open Access Article Abstract Page Full-Text 3 - Stock portfolio optimization using reliability approach Mir Seyed Mohammad Mohsen Emamat Payam Hanafizadeh Open Access Article Abstract Page Full-Text 4 - Using Constrained Optimization to Find Real Roots of Polynomial(RRP) Hossein Jafari Mohammad Ehsanifar Open Access Article Abstract Page Full-Text 5 - The Improvement of System Reliability Optimization Model and Finding an Optimal Solution Seyed-Jafar Sadjadi Saeed Jafari Open Access Article Abstract Page Full-Text 6 - The Improvement of System Reliability Optimization Model and Finding an Optimal Solution Seyed Jafar Sadjadi Saeed Jafari Open Access Article Abstract Page Full-Text 7 - Integration of order preparation process in warehouse and distribution to production lines to minimize cost with adaptive whale algorithm approach Amir Reza Ahmadi Keshavarz davood jaafari mehran khalaj Parshang Dokouhaki 10.30495/imj.2022.1946572.1721 Open Access Article Abstract Page Full-Text 8 - Effects of Probability Function on the Performance of Stochastic Programming Mohammad Ebrahim Karbaschi Mohammad Reza Banan 10.22094/joie.2017.567.63 Open Access Article Abstract Page Full-Text 9 - Multiple Items Supplier Selection, Economic Lot-sizing, and Order Allocation Under Quantity Discount: A Genetic Algorithm Approach Getachew Basa Bonsa Till Becker Abdelkader Kedir 10.22094/joie.2023.1901314.1751 Open Access Article Abstract Page Full-Text 10 - A Hybrid Meta-Heuristic Method to Optimize Bi-Objective Single Period Newsboy Problem with Fuzzy Cost and Incremental Discount Ata Allah Taleizadeh Seyed Taghi Akhavan Niaki Open Access Article Abstract Page Full-Text 11 - On Characterizing Solutions of Optimization Problems with Roughness in the Objective Functions S. A. Edalatpanah Hamiden Abd El- Wahed Khalifa Hashem Saberi Najafi 10.30495/fomj.2022.1970961.1078 Open Access Article Abstract Page Full-Text 12 - Solution of optimal control problems using shifted chebyshev polynomial Hajar Alimorad Open Access Article Abstract Page Full-Text 13 - A Dual-Objective Nonlinear Model for Network Design with NSGA Algorithm Bahar Khamfroush Mohamad Reza Akbari Jokar Keyhan Khamforoosh Open Access Article Abstract Page Full-Text 14 - Sustainable p-hub Median Modeling for Perishable items in presence of Fuzzy Setting saeed zameni Esmaeil Najafi seyyed mohammad Hadjimolana Seyed Mojtaba Sajadi Open Access Article Abstract Page Full-Text 15 - A new statistical method for design and analyses of component tolerance Mohammad Mehdi Movahedi Mohsen Khounsiavash Mahmood Otadi Maryam Mosleh Open Access Article Abstract Page Full-Text 16 - Reliability analysis of a robotic system using hybridized technique Naveen Kumar Komal Komal J. S. Lather Open Access Article Abstract Page Full-Text 17 - A goal geometric programming problem (G2P2) with logarithmic deviational variables and its applications on two industrial problems Payel Ghosh Tapan Kumar Roy Open Access Article Abstract Page Full-Text 18 - A fuzzy random multi-objective approach for portfolio selection M.B Aryanezhad H Malekly M Karimi-Nasab Open Access Article Abstract Page Full-Text 19 - Determination of Optimal Input Patterns in Various Agricultural Sub- sectors M. راعی دهقی A. کریمی F. کریمی Open Access Article Abstract Page Full-Text 20 - Optimum Dept of Agricultural Wells in Bojnord Plain E. Mojarrad M. Saboohi Open Access Article Abstract Page Full-Text 21 - Optimal Operation of the Conjunctive Aquifers - Dam system: The Genetic Programming Approach e. فلاح مهدیپور o. بزرگحداد s. علی محمدی