Existence and uniqueness theorem for a solution of fuzzy differential equations by Jong Yeoul Park, Hyo Keun Han

Subjects: “…Fuzzy set-valued mapping…”
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Assessing National and Military Security of Russia: Established Procedure and How to Improve It by S. P. Belokon’

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Theoretical approaches of interval-valued fuzzy code and fuzzy soft code by Masresha Woldie, Jejaw Mebrat, Mihret Taye

Subjects: “…interval-valued fuzzy set…”
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Optimal selection of diagnostic method for diabetes mellitus using complex bipolar fuzzy dynamic data by Hanan Alolaiyan, Maryam Liaqat, Abdul Razaq, Umer Shuaib, Abdul Wakil Baidar, Qin Xin

Subjects: “…Complex bipolar fuzzy sets…”
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Adaptive Neuro-Fuzzy Inference System guided objective function parameter optimization for inverse treatment planning by Eduardo Cisternas Jiménez, Fang-Fang Yin, Fang-Fang Yin, Fang-Fang Yin

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Sürdürülebilir Portföy Seçimi İçin Bir Dayanıklı Teorik Yaklaşım: BIST Katılım Sürdürülebilirlik Hisse Senetleri Üzerine Bir Uygulama by Furkan Göktaş

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Fuzzy Xbar and S Control Charts Based on Confidence Intervals by Nilufer Pekin Alakoc

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Investigation of Blockchain Technology by Using the Innovative Concepts of Complex Pythagorean Fuzzy Soft Information by Naeem Jan, Jeonghwan Gwak, Younghoon Jeon, Bushra Akram

“…Further, complex Pythagorean fuzzy sets (CPFSs) are the generalized form of the intuitionistic fuzzy sets (IFSs), Pythagorean fuzzy sets (PyFSs), and complex intuitionistic fuzzy sets (CIFSs), used for evaluating the awkward and unreliable information in genuine life problems. …”
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Intra-regular semihypergroups characterized by Fermatean fuzzy bi-hyperideals by Warud Nakkhasen, Teerapan Jodnok, Ronnason Chinram

“…The concept of Fermatean fuzzy sets was introduced by Senapati and Yager in 2019 as a generalization of fuzzy sets, intuitionistic fuzzy sets, and Pythagorean fuzzy sets. …”
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A New Time-Invariant Fuzzy Time Series Forecasting Method Based on Genetic Algorithm by Erol Eğrioğlu

“…Since the fuzzy relationship tables use order of fuzzy sets, the membership functions of fuzzy sets have not been taken into consideration. …”
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Interval Neutrosophic Sets and Their Application in Multicriteria Decision Making Problems by Hong-yu Zhang, Jian-qiang Wang, Xiao-hong Chen

“…As a generalization of fuzzy sets and intuitionistic fuzzy sets, neutrosophic sets have been developed to represent uncertain, imprecise, incomplete, and inconsistent information existing in the real world. …”
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Hesitant Bipolar-Valued Fuzzy Soft Sets and Their Application in Decision Making by Jin-Ying Wang, Yan-Ping Wang, Lei Liu

“…As an extension of fuzzy sets, hesitant bipolar-valued fuzzy set is a new mathematical tool for dealing with fuzzy problems, but it still has the problem with the inadequacy of the parametric tools. …”
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Inner Product Fuzzy Quasilinear Spaces and Some Fuzzy Sequence Spaces by Yılmaz Yılmaz, Hacer Bozkurt, Halise Levent, Ümit Çetinkaya

“…It has been shown that the class of fuzzy sets has a quasilinear space structure. In addition, various norms are defined on this class, and it is given that the class of fuzzy sets is a normed quasilinear space with these norms. …”
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Intuitionistic Fuzzy Possibilistic C Means Clustering Algorithms by Arindam Chaudhuri

“…Intuitionistic fuzzy sets (IFSs) provide mathematical framework based on fuzzy sets to describe vagueness in data. …”
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New Operators of Cubic Picture Fuzzy Information with Applications by Tehreem, Abdu Gumaei, Amjad Hussain

“…We first introduce the notion of a cubic picture fuzzy set, which is a pair of interval-valued picture fuzzy set and a picture fuzzy set by giving examples. …”
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On Neutrosophic 2-Metric Spaces with Application by Ali Asghar, Aftab Hussain, Khaleel Ahmad, Umar Ishtiaq, Hamed Al Sulami, Nawab Hussain

“…Classical sets, fuzzy sets, intuitionistic fuzzy sets, and other sets are all generalized into the neutrosophic sets. …”
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Type-II Fuzzy Decision Support System for Fertilizer by Ather Ashraf, Muhammad Akram, Mansoor Sarwar

“…Type-II fuzzy sets are used to convey the uncertainties in the membership function of type-I fuzzy sets. …”
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Friendship Dynamics: Modelling Social Relationships through a Fuzzy Agent-Based Simulation by Samer Hassan, Mauricio Salgado, Juan Pavón

“…The consequences of applying fuzzy sets and operations to define a fuzzy friendship relationship are compared with a simpler implementation, with crisp values. …”
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Intuitionistic Fuzzy Soft Rough Set and Its Application in Decision Making by Haidong Zhang, Lan Shu, Shilong Liao

“…In this paper, we present concepts of soft rough intuitionistic fuzzy sets and intuitionistic fuzzy soft rough sets, and investigate some properties of soft rough intuitionistic fuzzy sets and intuitionistic fuzzy soft rough sets in detail. …”
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On Complex Intuitionistic Fuzzy Soft Sets with Distance Measures and Entropies by Tanuj Kumar, Rakesh Kumar Bajaj

“…However, the theory of complex fuzzy sets and complex intuitionistic fuzzy sets are independent of the parametrization tools. …”
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