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20th International Workshop on Intuitionistic Fuzzy Sets • 12 December 2025 • Online

Notes on Intuitionistic Fuzzy Sets/31

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Notes on Intuitionistic Fuzzy Sets, Volume 31 (2025).

Number 1

Number Title Author(s) Pages
1 On commutativity of intuitionistic L-fuzzy groups Poonam Kumar Sharma 1–8
2 A new intuitionistic fuzzy extended modal operator Krassimir Atanassov 9–14
3 Complex intuitionistic fuzzy Lie subalgebras under norms Rasul Rasuli 15–38
4 An application of a strong and complete intuitionistic fuzzy graph by the concept of fuzzy coloring R. Buvaneswari and P. Revathy 39–47
5 Similarity measures on cubic intuitionistic fuzzy sets M. Priyadharshini and D. Jayanthi 48–63
6 On intuitionistic fuzzy characteristic and Frattini subgroups Paul Augustine Ejegwa and Ahmed Ibrahim Isah 64–79
7 Elliptic intuitionistic fuzzy Bonferroni mean operator and its application in MCDM K. M. Arifmohammed, S. Krishnaprakash and S. Gomathi 80–98
8 Approximate solution of linear intuitionistic fuzzy Fredholm integral equations using block-pulse functions Bahman Ghazanfari 99–110
9 Degrees and regularity of intuitionistic fuzzy semihypergraphs K. K. Myithili and P. Nithyadevi 111–126

Number 2

Number Title Author(s) Pages
1 Intuitionistic fuzzy probability and two theorems from extreme value theory Katarína Čunderlíková 127–138
2 Group action on intuitionistic fuzzy ideals of Γ-ring Poonam Kumar Sharma 139–153
3 An extended framework for autocratic multi-parameter group decision making using interval-valued intuitionistic fuzzy numbers Mousumi Akter, Sahadat Hossain, Fazlul Hoque, Rafiqul Islam, and Nasimul Karim 154–171
4 Development of intuitionistic fuzzy data envelopment analysis model based on interval data with an application to MGNREGA 2018-19 Meena Yadav and Shiv Prasad Yadav 172–194
5 (α,β)-Interval-valued intuitionistic fuzzy subgroups Gökhan Çuvalcıoğlu and Arif Bal 195–206
6 Cartesian product of intuitionistic fuzzy subgroups Saman Abdurrahman 207–216
7 Solving second order intuitionistic fuzzy differential equation by intuitionistic fuzzy Sumudu transform method Razika Ettoussi, Said Melliani and Lalla Saadia Chadli 217–226
8 Triangular norm-based intuitionistic fuzzy BE-algebras and filters Sinem Tarsuslu (Yılmaz) 227–241
9 Intuitionistic fuzzy level topological structures Krassimir Atanassov 242–252
10 Some new extension principles for intuitionistic fuzzy sets Mohammad Kamrul Hasan 253–266