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11:10, 14 March 2024 27-ICIFS-2024-2nd CFP.pdf (file) 774 KB Vassia Atanassova   1
10:58, 15 December 2023 NIFS-29-4-418-424.pdf (file) 248 KB Vassia Atanassova == Summary == {{upload | description = Interpreting the results of InterCriteria Analysis: Pareto principle at work |author = Vassia Atanassova and Ivo Umlenski | source = Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 4, pages 418-424 | date = 2023 | license = | other-version = }} Category:PDF files 1
23:06, 14 December 2023 NIFS-29-4-411-417.pdf (file) 853 KB Vassia Atanassova == Summary == {{upload | description = n-dimensional intuitionistic fuzzy index matrix representation of multidimensional data partitioning methods |author = Veselina Bureva and Krassimir Atanassov | source = Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 4, pages 411-417 | date = 2023 | license = | oth... 1
20:03, 12 December 2023 NIFS-29-4-325-334.pdf (file) 277 KB Vassia Atanassova == Summary == {{upload | description = Intuitionistic fuzzy level operators related to degree of uncertainty |author = Krassimir Atanassov | source = Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 4, pages 325-334 | date = 2023 | license = | other-version = }} Category:PDF files 1
16:10, 12 December 2023 NIFS-29-4-365-370.pdf (file) 421 KB Vassia Atanassova == Summary == {{upload | description = Research on intuitionistic fuzzy implications. Part 3 |author = Nora Angelova, Krassimir Atanassov and Vassia Atanassova | source = Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 4, pages 365-370 | date = 2023 | license = | other-version = }} Category:PDF files 1
22:09, 11 December 2023 NIFS-29-4-401-410.pdf (file) 340 KB Vassia Atanassova == Summary == {{upload | description = Regularity and duality of intuitionistic fuzzy k-partite hypergraphs |author = K. K. Myithili and R. Keerthika | source = Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 4, pages 401-410 | date = 2023 | license = | other-version = }} Category:PDF files 1
22:08, 11 December 2023 NIFS-29-4-383-400.pdf (file) 307 KB Vassia Atanassova == Summary == {{upload | description = Fuzzy coloring and total fuzzy coloring of various types of intuitionistic fuzzy graphs |author = R. Buvaneswari and P. Revathy | source = Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 4, pages 383-400 | date = 2023 | license = | other-version = }} Category:PDF files 1
22:08, 11 December 2023 NIFS-29-4-371-382.pdf (file) 174 KB Vassia Atanassova == Summary == {{upload | description = Intuitionistic fuzzy operations and operators: Some observations |author = Jaydip Bhattacharya | source = Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 4, pages 371-382 | date = 2023 | license = | other-version = }} Category:PDF files 1
22:05, 11 December 2023 NIFS-29-4-351-364.pdf (file) 333 KB Vassia Atanassova == Summary == {{upload | description = Special types of morphisms in the category C<sub>R-IFM</sub> |author = P. K. Sharma, Chandni and Nitin Bharadwaj | source = Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 4, pages 351-364 | date = 2023 | license = | other-version = }} Category:PDF files 1
22:05, 11 December 2023 NIFS-29-4-343-350.pdf (file) 278 KB Vassia Atanassova == Summary == {{upload | description = Interval-valued intuitionistic fuzzy topological groups: Some properties |author = R. Santhi and N. Udhayarani | source = Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 4, pages 343-350 | date = 2023 | license = | other-version = }} Category:PDF files 1
22:04, 11 December 2023 NIFS-29-4-335-342.pdf (file) 178 KB Vassia Atanassova == Summary == {{upload | description = Almost uniformly convergence on MV-algebra of intuitionistic fuzzy sets |author = Katarína Čunderlíková | source = Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 4, pages 335-342 | date = 2023 | license = | other-version = }} Category:PDF files 1
17:12, 5 December 2023 27-ICIFS-2024-CFP.pdf (file) 772 KB Vassia Atanassova == Summary == {{upload | description = Call for Papers for the 27th International Conference on Intuitionistic Fuzzy Sets | author = ICIFS | source = ICIFS | date = 2024 | license = | other-version = }} 1
16:43, 5 December 2023 Krassimir-Atanassov.jpg (file) 89 KB Vassia Atanassova Krassimir Atanassov Category:Images 1
13:58, 8 November 2023 NIFS-29-3-318-324.pdf (file) 255 KB Vassia Atanassova == Summary == {{upload | description = Bondage and non-bondage sets in regular intuitionistic fuzzy graphs | author = R. Buvaneswari and K. Umamaheswari | source = Notes on Intuitionistic Fuzzy Sets, Vol 29, No. 3, pp. 318-324 | date = 2023 | license = | other-version = }} Category:PDF files 1
14:17, 27 October 2023 WIFS BB 2023 poster.png (file) 503 KB Vassia Atanassova   1
14:15, 27 October 2023 WIFS BB 2023 call for papers.pdf (file) 97 KB Vassia Atanassova Category:PDF files 1
14:02, 27 October 2023 NIFS-29-3-298-317.pdf (file) 616 KB Vassia Atanassova == Summary == {{upload | description = Development of intuitionistic fuzzy cost efficiency model in data envelopment analysis | author = Anjali Sonkariya and Shiv Prasad Yadav | source = Notes on Intuitionistic Fuzzy Sets, Vol 29, No. 3, pp. 298-317 | date = 2023 | license = | other-version = }} Category:PDF files 1
14:56, 24 October 2023 NIFS-29-3-292-297.pdf (file) 209 KB Vassia Atanassova == Summary == {{upload | description = Three de-intuitionistic fuzzification procedures over circular intuitionistic fuzzy sets | author = Lilija Atanassova | source = Notes on Intuitionistic Fuzzy Sets, Vol 29, No. 3, pp. 292-297 | date = 2023 | license = | other-version = }} Category:PDF files 1
14:51, 23 October 2023 NIFS-29-3-239-246.pdf (file) 162 KB Vassia Atanassova volume 2
14:49, 23 October 2023 NIFS-29-3-261-276.pdf (file) 263 KB Vassia Atanassova volume 2
14:48, 23 October 2023 NIFS-29-3-277-291.pdf (file) 295 KB Vassia Atanassova volume 2
19:36, 29 September 2023 NIFS-29-2-133-143.pdf (file) 179 KB Vassia Atanassova Corrections on p. 136, 142 2
09:58, 27 September 2023 NIFS-29-3-247-260.pdf (file) 189 KB Vassia Atanassova == Summary == {{upload | description = Some new results on intuitionistic fuzzy operators | author = Jaydip Bhattacharya | source = Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 3, pages 247-260 | date = 2023 | license = | other-version = }} Category:PDF files 1
14:40, 21 August 2023 NIFS-29-2-144-156.pdf (file) 342 KB Vassia Atanassova corrected issn 2
14:40, 21 August 2023 NIFS-29-2-231-238.pdf (file) 225 KB Vassia Atanassova corrected issn 2
14:40, 21 August 2023 NIFS-29-2-157-165.pdf (file) 274 KB Vassia Atanassova corrected issn 2
14:39, 21 August 2023 NIFS-29-2-090-098.pdf (file) 219 KB Vassia Atanassova corrected issn 2
09:59, 17 August 2023 NIFS-29-2-218-230.pdf (file) 1.97 MB Vassia Atanassova == Summary == {{upload | description = The role of operations over intuitionistic fuzzy index matrices in color image analysis | author = R. Parvathi, R. K. Nivedhaa and Vassia Atanassova | source = Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 2, pages 218-230 | date = 2023 | license = | other-version = }} [[Category... 1
09:24, 17 August 2023 NIFS-29-2-208-217.pdf (file) 791 KB Vassia Atanassova == Summary == {{upload | description = Issue:InterCriteria Analysis applied to the health problems declared by individuals in Bulgaria | author = Veselina Bureva, Ivanka Stamova, Zlatko Yordanov and Evdokia Sotirova | source = Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 2, pages 208-217 | date = 2023 | license = | other-version = }} Category:PDF files 1
17:54, 16 August 2023 NIFS-29-2-197-207.pdf (file) 713 KB Vassia Atanassova == Summary == {{upload | description = Investigation of the Turkish university rankings using InterCriteria Analysis | author = Veselina Bureva, Cengiz Kahraman and Sotir Sotirov | source = Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 2, pages 197-207 | date = 2023 | license = | other-version = }} Category:PDF files 1
17:14, 16 August 2023 NIFS-29-2-178-196.pdf (file) 540 KB Vassia Atanassova == Summary == {{upload | description = Evaluating the performance of catalyst and feedstocks in the fluid catalytic cracking process: Application of InterCriteria Analysis with weight coefficients of the criteria | author = Veselina Bureva, Krassimir Atanassov, Yana Mersinkova and [[Dicho Stratiev]... 1
21:13, 28 July 2023 NIFS-29-2-166-177.pdf (file) 1.13 MB Vassia Atanassova == Summary == {{upload | description = Evaluating the performance of catalyst and feedstocks in the fluid catalytic cracking process: Application of InterCriteria Analysis with weight coefficients of the objects | author = Veselina Bureva, Krassimir Atanassov, Yana Mersinkova and Dicho Stratiev... 1
18:34, 13 July 2023 NIFS-28-2-172-192.pdf (file) 593 KB Vassia Atanassova corrected doi 2
16:16, 3 July 2023 NIFS-29-2-114-132.pdf (file) 315 KB Vassia Atanassova == Summary == {{upload | description = Normality and translation of IFS(''G'' × ''Q'') under norms | author = Rasul Rasuli | source = Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 2, pages 114-132 | date = 2023 | license = | other-version = }} Category:PDF files 1
16:15, 3 July 2023 NIFS-29-2-099-113.pdf (file) 253 KB Vassia Atanassova == Summary == {{upload | description = Intuitionistic ''L''-fuzzy classical prime and intuitionistic ''L''-fuzzy 2-absorbing submodules | author = P. K. Sharma | source = Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 2, pages 99-113 | date = 2023 | license = | other-version = }} Category:PDF files 1
16:13, 3 July 2023 NIFS-29-2-085-089.pdf (file) 228 KB Vassia Atanassova == Summary == {{upload | description = Issue:Trigonometric-based operators over intuitionistic fuzzy sets | author = Peter Vassilev | source = Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 2, pages 85-89 | date = 2023 | license = | other-version = }} Category:PDF files 1
13:21, 25 May 2023 EUSFLAT brochure IFSTART 2023 A5.pdf (file) 1.6 MB Vassia Atanassova   1
08:01, 25 April 2023 NIFS-29-1-074-083.pdf (file) 193 KB Vassia Atanassova == Summary == {{upload | description = Issue:On two new intuitionistic fuzzy topological operators and four new intuitionistic fuzzy feeble modal topological structures | author = Krassimir Atanassov | source = Notes on Intuitionistic Fuzzy Sets, Vol. 29, No. 1, pp. 74-83 | date = 2023 | license = | other-version = }} Category:PDF files 1
14:42, 15 April 2023 NIFS-29-1-065-073.pdf (file) 238 KB Vassia Atanassova == Summary == {{upload | description = On intuitionistic L-fuzzy socle of modules | author = P. K. Sharma | source = Notes on Intuitionistic Fuzzy Sets, Vol. 29, No. 1, pp. 65-73 | date = 2023 | license = | other-version = }} Category:PDF files 1
16:52, 29 March 2023 NIFS-29-1-056-064.pdf (file) 716 KB Vassia Atanassova {{upload | description = InterCriteria Analysis applied to the Turkish Health and Social Protection datasets | author = Zlatko Yordanov, Veselina Bureva and Cengiz Kahraman | source = Notes on Intuitionistic Fuzzy Sets, Vol. 29, No. 1, pp. 56-64 | date = 2023 | license = | other-version = }} Category:PDF files 1
09:52, 13 March 2023 NIFS-29-1-046-055.pdf (file) 210 KB Vassia Atanassova == Summary == {{upload | description = | author = Lilija Atanassova | source = Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 1, pages 46-55 | date = 2023 | license = | other-version = }} Category:PDF files 1
09:35, 13 March 2023 NIFS-29-1-030-045.pdf (file) 223 KB Vassia Atanassova == Summary == {{upload | description = Norms over ''Q''-intuitionistic fuzzy subgroups of a group | author = Rasul Rasuli | source = Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 1, pages 30-45 | date = 2023 | license = | other-version = }} Category:PDF files 1
17:19, 6 March 2023 NIFS-29-1-001-029.pdf (file) 704 KB Vassia Atanassova == Summary == {{upload | description = Level operators over primary interval-valued intuitionistic fuzzy ''M'' group | author = G. Prasannavengeteswari, K. Gunasekaran and S. Nandakumar | source = Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 1, pages 1-29 | date = 2023 | license = | other-version = }} Category:PDF files 1
15:47, 26 January 2023 26-ICIFS-2023-CFP.pdf (file) 695 KB Vassia Atanassova updated 1
17:56, 14 December 2022 NIFS-28-4-428-435.pdf (file) 154 KB Vassia Atanassova == Summary == {{upload | description = Intuitionistic fuzzy interpretations of formula (''A'' → ''B'') → ((¬''A'' → ''B'') → ''B'') | author = Nora Angelova, Katarína Čunderlíková, Eulalia Szmidt and Krassimir Atanassov | source = Notes on Intuitionistic Fuzzy Sets/28/4 | date = 2022 | license = | other-version = }} Category:PDF files 1
11:21, 13 December 2022 NIFS-28-4-464-474.pdf (file) 1.32 MB Vassia Atanassova == Summary == {{upload | description = InterCriteria Analysis as a tool for analyzing Big Data datasets: Case study of 2021 national statistics of Bulgarian system of higher education | author = Veselina Bureva, Petar R. Petrov, Vassia Atanassova and Ivo Umlenski | source = Notes on Intuitionistic Fuzzy Sets/28/4 | d... 1
16:51, 12 December 2022 NIFS-28-4-436-441.pdf (file) 124 KB Vassia Atanassova == Summary == {{upload | description = A new operation over intuitionistic fuzzy pairs | author = Velin Andonov, Sławomir Zadrożny and Lilija Atanassova | source = Notes on Intuitionistic Fuzzy Sets/28/4 | date = 2022 | license = | other-version = }} Category:PDF files 1
16:40, 12 December 2022 NIFS-28-4-442-456.pdf (file) 198 KB Vassia Atanassova == Summary == {{upload | description = Direct product of finite intuitionistic anti fuzzy normed normal subrings | author = Nour Abed Alhaleem and Abd Ghafur Ahmad | source = Notes on Intuitionistic Fuzzy Sets/28/4 | date = 2022 | license = | other-version = }} Category:PDF files 1
16:30, 12 December 2022 NIFS-28-4-475-490.pdf (file) 310 KB Vassia Atanassova == Summary == {{upload | description = A mathematical model using temporal intuitionistic fuzzy sets | author = S. P. Geetha and R. Parvathi | source = Notes on Intuitionistic Fuzzy Sets/28/4 | date = 2022 | license = | other-version = }} Category:PDF files 1
16:05, 12 December 2022 NIFS-28-4-397-412.pdf (file) 264 KB Vassia Atanassova == Summary == {{upload | description = Issue:Morphological operations on temporal intuitionistic fuzzy sets | author = R. Parvathi and C. Yuvapriya | source = Notes on Intuitionistic Fuzzy Sets/28/4 | date = 2022 | license = | other-version = }} Category:PDF files 1
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