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• The Computational Subgroups for the Finite Fuzzy NilpotentGroups Involving Indetermi-Nates (Varying) m; n

  Sunday Adesina Adebisi, Mike Ogiugo, Michael Enioluwafe

  43-51

  2025-03-20

  https://doi.org/10.22105/opt.v2i1.74

• Chaos-Preserving Fuzzy Difference Operators: A Bridge Between Fuzzy Arithmetic and Fuzzy Dynamical Systems

  Illych Alvarez, Esteban Pulley1, Ivy Peña, Guillermo Baquerizo

  84-92

  2025-04-10

  https://doi.org/10.22105/opt.v2i2.78

• Towards Sustainable Tourism: Utilizing Fuzzy AHP-TOPSIS Approach for Green Hotel Selection

  Phi-Hung Nguyen, Lan-Anh Thi Nguyen, Hong-Quan Le, Tra-Giang Vu, Thu-Hoai Thi Nguyen, Huong-Giang Le Hoang

  129-156

  2026-06-13

  https://doi.org/10.22105/opt.v3i2.107

• Game-Theoretic Applications of Pentagonal Fuzzy Numbers Through New Representation and Defuzzification Schemes

  Ganesh Kumar, Vinod Jangid, Govind Shay Sharma

  157-185

  2026-06-19

  https://doi.org/10.22105/opt.vi.96

• Theorem on Fixed Points in Fuzzy 3-Metric Space

  Nagamani Subashini, Aisu Priyadharshini

  1-8

  2026-03-05

  https://doi.org/10.22105/opt.v3i1.97

• An Inexact Line Search FQNDFP Algorithm to Investigate UncertainOptimization Problems

  Paresh Kumar Panigrahi, Sukanta Nayak

  106-117

  2025-04-29

  https://doi.org/10.22105/opt.v2i2.81

• A New Approach in Fuzzy Optimization of Time-Cost-Quality Trade-Off Problem

  Behzad Paryzad, Kourosh Eshghi

  34-45

  2024-06-09

  https://doi.org/10.22105/opt.v1i1.42