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03B52 Fuzzy logic; logic of vagueness (93 articles)

• Bejines, Carlos: Aggregation of fuzzy vector spaces. (English). Kybernetika, vol. 59 (2023), issue 5, pp. 752-767
• Çayli, Gül Deniz: A characterization of uninorms on bounded lattices via closure and interior operators. (English). Kybernetika, vol. 59 (2023), issue 5, pp. 768-790
• Shi, Yi; Yao, Wei: On generalizations of fuzzy metric spaces. (English). Kybernetika, vol. 59 (2023), issue 6, pp. 880-903
• Stepanović, Vanja; Tepavčević, Andreja: Fuzzy sets (in)equations with a complete codomain lattice. (English). Kybernetika, vol. 58 (2022), issue 2, pp. 145-162
• Wei, Xiaowei; Shi, Fu-Gui: $L$-fuzzy ideal degrees in effect algebras. (English). Kybernetika, vol. 58 (2022), issue 6, pp. 996-1015
• Li-Jun, Ying; Feng, Qin: Migrativity properties of 2-uninorms over semi-t-operators. (English). Kybernetika, vol. 58 (2022), issue 3, pp. 354-375
• Peng, Zuming: On the $T$-conditionality of $T$-power based implications. (English). Kybernetika, vol. 58 (2022), issue 1, pp. 43-63
• Aşıcı, Emel: On the construction of t-norms (t-conorms) by using interior (closure) operator on bounded lattices. (English). Kybernetika, vol. 58 (2022), issue 3, pp. 456-478
• Karaçal, Funda; Köroğlu, Tuncay: A principal topology obtained from uninorms. (English). Kybernetika, vol. 58 (2022), issue 6, pp. 863-882
• Pan, Deng; Zhou, Hongjun: Distributivity of ordinal sum implications over overlap and grouping functions. (English). Kybernetika, vol. 57 (2021), issue 4, pp. 647-670
• Li, Xianghui; Li, Yang; Zheng, Wei: Division schemes under uncertainty of claims. (English). Kybernetika, vol. 57 (2021), issue 5, pp. 840-855
• Karaçal, Funda; Ertuğrul, Ümit; Kesicioğlu, M. Nesibe: Generating methods for principal topologies on bounded lattices. (English). Kybernetika, vol. 57 (2021), issue 4, pp. 714-736
• Hua, Xiu-Juan; Zhang, Hua-Peng; Ouyang, Yao: Note on "construction of uninorms on bounded lattices". (English). Kybernetika, vol. 57 (2021), issue 2, pp. 372-382
• Aşıcı, Emel: On the constructions of t-norms and t-conorms on some special classes of bounded lattices. (English). Kybernetika, vol. 57 (2021), issue 2, pp. 352-371
• Aşıcı, Emel; Mesiar, Radko: On the direct product of uninorms on bounded lattices. (English). Kybernetika, vol. 57 (2021), issue 6, pp. 989-1004
• Yousefi, Amin; Mashinchi, Mashaallah; Mesiar, Radko: Some notes on the category of fuzzy implications on bounded lattices. (English). Kybernetika, vol. 57 (2021), issue 2, pp. 332-351
• Tang, Yiming; Wu, Wenbin; Zhang, Youcheng; Pedrycz, Witold; Ren, Fuji; Liu, Jun: Symmetric implicational restriction method of fuzzy inference. (English). Kybernetika, vol. 57 (2021), issue 4, pp. 688-713
• Zahiri, Saeide; Borumand Saeid, Arsham: An investigation on the $n$-fold IVRL-filters in triangle algebras. (English). Mathematica Bohemica, vol. 145 (2020), issue 1, pp. 75-91
• Peng, Zuming: The study on semicopula based implications. (English). Kybernetika, vol. 56 (2020), issue 4, pp. 662-694
• Kesicioğlu, M. Nesibe: Construction methods for implications on bounded lattices. (English). Kybernetika, vol. 55 (2019), issue 4, pp. 641-667
• Ertuğrul, Ümit; Kesicioğlu, M. Nesibe; Karaçal, Funda: Construction methods for uni-nullnorms and null-uninorms on bounded lattice. (English). Kybernetika, vol. 55 (2019), issue 6, pp. 994-1015
• Karaçal, Funda; Ertuğrul, Ümit; Kesicioğlu, M. Nesibe: An extension method for t-norms on subintervals to t-norms on bounded lattices. (English). Kybernetika, vol. 55 (2019), issue 6, pp. 976-993
• Aşıcı, Emel: An extension of the ordering based on nullnorms. (English). Kybernetika, vol. 55 (2019), issue 2, pp. 217-232
• Liu, Hui; Zhao, Bin: Extensions of fuzzy connectives on ACDL. (English). Kybernetika, vol. 55 (2019), issue 3, pp. 472-494
• Tang, Yiming; Pedrycz, Witold: On continuity of the entropy-based differently implicational algorithm. (English). Kybernetika, vol. 55 (2019), issue 2, pp. 307-336
• Su, Yong: Smooth implications on a finite chain. (English). Kybernetika, vol. 55 (2019), issue 4, pp. 668-674
• Çaylı, Gül Deniz: Some methods to obtain t-norms and t-conorms on bounded lattices. (English). Kybernetika, vol. 55 (2019), issue 2, pp. 273-294
• Kesicioğlu, M. Nesibe; Ertuğrul, Ü.; Karaçal, F.: Some notes on U-partial order. (English). Kybernetika, vol. 55 (2019), issue 3, pp. 518-530
• Li, Lifeng; Zhang, Jianke; Zhou, Chang: Sufficient conditions for a T-partial order obtained from triangular norms to be a lattice. (English). Kybernetika, vol. 55 (2019), issue 2, pp. 295-306
• Li, Gang: On a special class of left-continuous uninorms. (English). Kybernetika, vol. 54 (2018), issue 3, pp. 427-442
• Kesicioğlu, M. Nesibe: About the equivalence of nullnorms on bounded lattice. (English). Kybernetika, vol. 53 (2017), issue 5, pp. 877-891
• Çaylı, Gül Deniz; Karaçal, Funda: Construction of uninorms on bounded lattices. (English). Kybernetika, vol. 53 (2017), issue 3, pp. 394-417
• Kobza, Vladimír: Divergence measure between fuzzy sets using cardinality. (English). Kybernetika, vol. 53 (2017), issue 3, pp. 418-436
• Çaylı, Gül Deniz; Ertuğrul, Ümit; Köroğlu, Tuncay; Karaçal, Funda: Notes on locally internal uninorm on bounded lattices. (English). Kybernetika, vol. 53 (2017), issue 5, pp. 911-921
• Aşıcı, Emel; Karaçal, Funda: Incomparability with respect to the triangular order. (English). Kybernetika, vol. 52 (2016), issue 1, pp. 15-27
• Qin, Feng: Cauchy-like functional equation based on a class of uninorms. (English). Kybernetika, vol. 51 (2015), issue 4, pp. 678-698
• Li, Gang; Liu, Hua-Wen; Fodor, János: On almost equitable uninorms. (English). Kybernetika, vol. 51 (2015), issue 4, pp. 699-711
• Baczyński, Michał; Szostok, Tomasz; Niemyska, Wanda: On a functional equation connected to the distributivity of fuzzy implications over triangular norms and conorms. (English). Kybernetika, vol. 50 (2014), issue 5, pp. 679-695
• Su, Yong; Wang, Zhudeng; Tang, Keming: Left and right semi-uninorms on a complete lattice. (English). Kybernetika, vol. 49 (2013), issue 6, pp. 948-961
• Abchir, Mohammed-Amine; Truck, Isis: Towards an extension of the 2-tuple linguistic model to deal with unbalanced linguistic term sets. (English). Kybernetika, vol. 49 (2013), issue 1, pp. 164-180
• Mareš, Milan: Entropies of vague information sources. (English). Kybernetika, vol. 47 (2011), issue 3, pp. 337-355
• Karaçal, Funda; Kesicioğlu, M. Nesibe: A T-partial order obtained from T-norms. (English). Kybernetika, vol. 47 (2011), issue 2, pp. 300-314
• Rachůnek, Jiří; Šalounová, Dana: Classes of fuzzy filters of residuated lattice ordered monoids. (English). Mathematica Bohemica, vol. 135 (2010), issue 1, pp. 81-97
• Drygaś, Paweł: On the structure of continuous uninorms. (English). Kybernetika, vol. 43 (2007), issue 2, pp. 183-196
• Baczyński, Michał; Jayaram, Balasubramaniam: Yager’s classes of fuzzy implications: some properties and intersections. (English). Kybernetika, vol. 43 (2007), issue 2, pp. 157-182
• Pradera, Ana; Trillas, Enric: Aggregation operators from the ancient NC and EM point of view. (English). Kybernetika, vol. 42 (2006), issue 3, pp. 243-260
• Dvurečenskij, Anatolij; Hyčko, Marek: Algebras on subintervals of BL-algebras, pseudo BL-algebras and bounded residuated $\ell $-monoids. (English). Mathematica Slovaca, vol. 56 (2006), issue 2, pp. 125-144
• Rachůnek, Jiří; Slezák, Vladimír: Bounded dually residuated lattice ordered monoids as a generalization of fuzzy structures. (English). Mathematica Slovaca, vol. 56 (2006), issue 2, pp. 223-233
• Maes, Koen C.; De Baets, Bernard: A contour view on uninorm properties. (English). Kybernetika, vol. 42 (2006), issue 3, pp. 303-318
• Ruiz-Aguilera, Daniel; Torrens, Joan: Distributivity of strong implications over conjunctive and disjunctive uninorms. (English). Kybernetika, vol. 42 (2006), issue 3, pp. 319-336
• Mesiar, Radko; Klement, Erich Peter: Open problems posed at the eighth international conference on fuzzy set theory and applications. (English). Kybernetika, vol. 42 (2006), issue 2, pp. 225-235
• Mas, Margarita; Monserrat, Miquel; Torrens, Joan: QL-implications versus D-implications. (English). Kybernetika, vol. 42 (2006), issue 3, pp. 351-366
• Kiseliova, Tatiana: A theoretical comparison of disco and CADIAG-II-like systems for medical diagnoses. (English). Kybernetika, vol. 42 (2006), issue 6, pp. 723-748
• Drygaś, Paweł: Discussion of the structure of uninorms. (English). Kybernetika, vol. 41 (2005), issue 2, pp. [213]-226
• Šešelja, Branimir; Tepavčević, Andreja: Equivalent fuzzy sets. (English). Kybernetika, vol. 41 (2005), issue 2, pp. [115]-128
• Holeňa, Martin: Extraction of fuzzy logic rules from data by means of artificial neural networks. (English). Kybernetika, vol. 41 (2005), issue 3, pp. [297]-314
• Bednář, Josef: Fuzzy distances. (English). Kybernetika, vol. 41 (2005), issue 3, pp. [375]-388
• Sicilia, Miguel-Ángel; Cuadrado-Gallego, Juan-J.; Crespo, Javier; García-Bariocanal, Elena: Software cost estimation with fuzzy inputs: Fuzzy modelling and aggregation of cost drivers. (English). Kybernetika, vol. 41 (2005), issue 2, pp. [249]-264
• Vetterlein, Thomas: BL-algebras and quantum structures. (English). Mathematica Slovaca, vol. 54 (2004), issue 2, pp. 127-141
• Ruiz, Daniel; Torrens, Joan: Residual implications and co-implications from idempotent uninorms. (English). Kybernetika, vol. 40 (2004), issue 1, pp. [21]-38
• Mas, Margarita; Monserrat, Miquel; Torrens, Joan: S-implications and $R$-implications on a finite chain. (English). Kybernetika, vol. 40 (2004), issue 1, pp. [3]-20
• Bělohlávek, Radim: Boolean part of BL-algebras. (English). Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, vol. 42 (2003), issue 1, pp. 7-11
• Sicilia, Miguel-Ángel; Barriocanal, Elena García; Calvo, Tomasa: An inquiry-based method for Choquet integral-based aggregation of interface usability parameters. (English). Kybernetika, vol. 39 (2003), issue 5, pp. [601]-614
• Kühr, Jan: Pseudo $BL$-algebras and $DR\ell $-monoids. (English). Mathematica Bohemica, vol. 128 (2003), issue 2, pp. 199-208
• Bělohlávek, Radim: Some properties of residuated lattices. (English). Czechoslovak Mathematical Journal, vol. 53 (2003), issue 1, pp. 161-171
• Sarkoci, Peter; Šabo, Michal: Information boundedness principle in fuzzy inference process. (English). Kybernetika, vol. 38 (2002), issue 3, pp. [327]-338
• Bartušek, Tomáš; Navara, Mirko: Program for generating fuzzy logical operations and its use in mathematical proofs. (English). Kybernetika, vol. 38 (2002), issue 3, pp. [235]-244
• Daňková, Martina: Representation of logic formulas by normal forms. (English). Kybernetika, vol. 38 (2002), issue 6, pp. [717]-728
• Horčík, Rostislav; Navara, Mirko: Validation sets in fuzzy logics. (English). Kybernetika, vol. 38 (2002), issue 3, pp. [319]-326
• Rachůnek, Jiří: A duality between algebras of basic logic and bounded representable $DRl$-monoids. (English). Mathematica Bohemica, vol. 126 (2001), issue 3, pp. 561-569
• Kolesárová, Anna; Vivona, Doretta: Entropy of $T$-sums and $T$-products of $L$-$R$ fuzzy numbers. (English). Kybernetika, vol. 37 (2001), issue 2, pp. [127]-145
• Novák, Vilém: Fuzzy functions in fuzzy logic with fuzzy equality. (English). Acta Mathematica et Informatica Universitatis Ostraviensis, vol. 9 (2001), issue 1, pp. 59-66
• Vojtáš, Peter: Declarative and procedural semantics of fuzzy similarity based unification. (English). Kybernetika, vol. 36 (2000), issue 6, pp. [707]-720
• Marsala, Christophe: Fuzzy decision trees to help flexible querying. (English). Kybernetika, vol. 36 (2000), issue 6, pp. [689]-705
• Navara, Mirko; Pták, Pavel: Considering uncertainty and dependence in Boolean, quantum and fuzzy logics. (English). Kybernetika, vol. 34 (1998), issue 1, pp. [121]-134
• Mattila, Jorma K.: Letter to the editor: Consistency of LPC+Ch. (English). Kybernetika, vol. 34 (1998), issue 2, pp. [235]-237
• Novák, Vilém: On the Hilbert-Ackermann theorem in fuzzy logic. (English). Acta Mathematica et Informatica Universitatis Ostraviensis, vol. 4 (1996), issue 1, pp. 57-74
• Turunen, Esko: Algebraic analysis of LPC+Ch calculus. (English). Kybernetika, vol. 31 (1995), issue 1, pp. 99-106
• Riečan, Beloslav: Representation of observables in quantum mechanical models. (English). Mathematica Slovaca, vol. 44 (1994), issue 2, pp. (123)-129
• Mareš, Milan: Algebraic equivalences over fuzzy quantities. (English). Kybernetika, vol. 29 (1993), issue 2, pp. 121-132
• Turunen, Esko: The algebra of first-order fuzzy logic. (English). Kybernetika, vol. 28 (1992), issue 6, pp. 506-511
• Melikhov, A. N.; Bershtein, L. S.; Korovin, S. Ya.: Fuzzy situational inference for expert systems with fuzzy logic. (English). Kybernetika, vol. 28 (1992), issue 7, pp. 90-93
• Liao, Zuwei: Minimal axiomatic system of fuzzy logical algebra. (English). Kybernetika, vol. 28 (1992), issue 7, pp. 65-71
• Turunen, Esko: On fuzzy intuitionistic logic. (English). Kybernetika, vol. 28 (1992), issue 7, pp. 72-77
• Dvurečenskij, Anatolij; Tirpáková, Anna: Sum of observables in fuzzy quantum spaces. (English). Applications of Mathematics, vol. 37 (1992), issue 1, pp. 40-50
• Šajda, Jozef: Using the possibility theory in fuzzy temporal reasoning. (English). Kybernetika, vol. 28 (1992), issue 7, pp. 21-24
• Novák, Vilém: On the syntactico-semantical completeness of first-order fuzzy logic. I. Syntax and semantics. (English). Kybernetika, vol. 26 (1990), issue 1, pp. 47-66
• Novák, Vilém: On the syntactico-semantical completeness of first-order fuzzy logic. II. Main results. (English). Kybernetika, vol. 26 (1990), issue 2, pp. 134-154
• Novák, Vladimír: Alternative mathematical model of the natural language semantics using first-order fuzzy logic [Abstract of thesis]. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 30 (1989), issue 1, pp. 198-199
• Ivánek, Jiří; Švenda, Josef; Ferjenčík, Jan: Inference in expert systems based on complete multivalued logic. (English). Kybernetika, vol. 25 (1989), issue 7, pp. 25-32
• Spal, Jindřich: Fundamentals of a mathematical theory of fuzzy sets. (English). Aplikace matematiky, vol. 27 (1982), issue 5, pp. 326-340
• Kramosil, Ivan: Statistical approach to proof theory. (English). Kybernetika, vol. 15 (1979), issue 7, pp. 1,3-97
• Pavelka, Jan: Axiomatizability in fuzzy logic. (English). In: Frolík, Z. (ed.): Abstracta. 5th Winter School on Abstract Analysis. Czechoslovak Academy of Sciences, Praha, 1977. pp. 73-77