Edit Profile (opens in new tab) Qin, Keyun Co-Author Distance Author ID: qin.keyun Published as: Qin, Keyun; Qin, Ke Yun; Qin, Ke-yun; Qin, KeYun; Qin, K. Y.; Qin, Ke-Yun; Qin, K. more...less Documents Indexed: 145 Publications since 1993, including 1 Book Co-Authors: 94 Co-Authors with 143 Joint Publications 3,351 Co-Co-Authors all top 5 Co-Authors 1 single-authored 60 Xu, Yang 16 He, Xingxing 16 Li, Yingfang 13 Pei, Zheng 12 Meng, Dan 10 Roh, Eun Hwan 10 Song, Zhenming 9 Chen, Zichun 9 Jun, Young Bae 6 Wang, Wei 5 Liu, Jun 5 Liu, Penghui 5 Liu, Yaya 4 Luo, Junfang 4 Wang, Xuefang 4 Wu, Zhengjiang 4 Yang, Jilin 3 Liu, Zhicai 3 Ma, Jun 3 Qiao, Quanxi 3 Ruan, Da 3 Wang, Ling 3 Wang, Lu 2 Chen, Chaoping 2 Hong, Zhiyong 2 Hu, Mengjun 2 Hu, Qian 2 Li, Shuangling 2 Liu, Zhenyi 2 Qiu, Xiaoping 2 Tian, Hao 2 Tu, Wenbiao 2 Xia, Xiuyun 2 Zhang, Jiafeng 2 Zhang, Xiaohong 2 Zhao, Hua 2 Zhou, Ping 1 An, Liping 1 Chen, Dingjun 1 Chen, Shanben 1 Dai, Jianhua 1 Dudek, Wiesław Aleksander 1 Gao, Ya 1 Gu, Xiumei 1 Hu, Qinghua 1 Hu, Xuegang 1 Hu, Yan 1 Huang, Houkuan 1 Jiang, Baoqing 1 Jin, Jingyu 1 Jing, Sihui 1 Lai, Jiajun 1 Lang, Guangming 1 Li, Bo 1 Li, Haiming 1 Li, Tianrui 1 Li, Yongli 1 Liang, Jiye 1 Liu, Sanyang 1 Liu, Yi 1 Liu, Yonglin 1 Luo, Qiufeng 1 Mahamadu, Mahamuda Alhaji 1 Meng, Luodan 1 Miao, Duoqian 1 Min, Fan 1 Pan, Wuming 1 Rao, Chang 1 Resconi, Germano 1 Sai, Ying 1 Shang, Lin 1 Shao, Ying Chao 1 Shi, Zhongzhi 1 Sun, Jizhong 1 Sun, Shibao 1 van der Wal, Ariën J. 1 Wang, Guoyin 1 Wu, Weizhi 1 Wu, Zhaocong 1 Xie, Keming 1 Xue, Binbin 1 Yang, Lei 1 Yang, Xin 1 Ye, Dongyi 1 Yi, Liangzhong 1 Yue, Xiaowei 1 Zeng, Huanglin 1 Zhang, Qinghua 1 Zhang, Xiaohua 1 Zhang, Yimeng 1 Zhao, Guangfeng 1 Zhao, Xuerong 1 Zhong, Yutian 1 Zou, Tingrong all top 5 Serials 32 The Journal of Fuzzy Mathematics 19 Fuzzy Systems and Mathematics 11 Journal of Southwest Jiaotong University 9 Information Sciences 7 Fuzzy Sets and Systems 7 Chinese Quarterly Journal of Mathematics 5 Journal of Intelligent and Fuzzy Systems 4 Journal of Southwest Jiaotong University. English Edition 4 Soft Computing 4 Journal of Sichuan Normal University. Natural Science 3 Symmetry 2 Czechoslovak Mathematical Journal 2 International Journal of Approximate Reasoning 2 Scientiae Mathematicae 2 Fundamenta Informaticae 2 Journal of Guangxi Normal University. Natural Science Edition 2 Journal of Hainan Normal University. Natural Science 1 Computers & Mathematics with Applications 1 International Journal of General Systems 1 Journal of Computational and Applied Mathematics 1 Bulletin of the Korean Mathematical Society 1 Mathematics in Practice and Theory 1 Mathematica Applicata 1 Chinese Science Bulletin 1 Multiple-Valued Logic 1 Journal of Zhengzhou University. Natural Science Edition 1 Communications of the Korean Mathematical Society 1 International Journal of Applied Mathematics and Computer Science 1 Far East Journal of Mathematical Sciences 1 Scientiae Mathematicae Japonicae 1 Acta Mathematica Scientia. Series A. (Chinese Edition) 1 Bulletin of the Malaysian Mathematical Sciences Society. Second Series 1 Journal of Systems Engineering 1 Journal of Shandong University. Natural Science 1 Studies in Fuzziness and Soft Computing 1 Journal of Henan University. Natural Science 1 Journal of Chongqing Normal University. Natural Science 1 Fuzzy Information and Engineering 1 Annals of Fuzzy Mathematics and Informatics all top 5 Fields 100 Mathematical logic and foundations (03-XX) 55 Computer science (68-XX) 20 Order, lattices, ordered algebraic structures (06-XX) 8 General topology (54-XX) 5 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 3 General algebraic systems (08-XX) 3 Group theory and generalizations (20-XX) 3 Information and communication theory, circuits (94-XX) 2 Category theory; homological algebra (18-XX) 2 Systems theory; control (93-XX) 1 History and biography (01-XX) 1 Nonassociative rings and algebras (17-XX) 1 Measure and integration (28-XX) 1 Numerical analysis (65-XX) 1 Operations research, mathematical programming (90-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 61 Publications have been cited 538 times in 376 Documents Cited by ▼ Year ▼ On the topological properties of fuzzy rough sets. Zbl 1070.54006 Qin, Keyun; Pei, Zheng 79 2005 Generalized rough sets based on reflexive and transitive relations. Zbl 1153.03316 Qin, Keyun; Yang, Jilin; Pei, Zheng 60 2008 On soft equality. Zbl 1188.08001 Qin, Keyun; Hong, Zhiyong 48 2010 On filters of lattice implication algebras. Zbl 0787.06009 Xu, Yang; Qin, Keyun 42 1993 Lattice-valued logic. An alternative approach to treat fuzziness and incomparability. Zbl 1048.03003 Xu, Yang; Ruan, Da; Qin, Keyun; Liu, Jun 40 2003 Soft rough fuzzy sets and soft fuzzy rough sets. Zbl 1236.03040 Meng, Dan; Zhang, Xiaohong; Qin, Keyun 31 2011 Some new approaches to constructing similarity measures. Zbl 1315.03096 Li, Yingfang; Qin, Keyun; He, Xingxing 18 2014 Three-way decision with incomplete information based on similarity and satisfiability. Zbl 1433.68452 Luo, Junfang; Hu, Mengjun; Qin, Keyun 15 2020 \(L\)-valued propositional logic \(L_{\text{vpl}}\). Zbl 0936.03023 Xu, Yang; Qin, Keyun; Liu, Jun; Song, Zhenming 13 1999 Fuzzy lattice implication algebras. Zbl 0830.03030 Xu, Yang; Qin, Keyun 13 1995 Positive implicative and associative filters of lattice implication algebras. Zbl 0903.03038 Jun, Young Bae; Xu, Yang; Qin, Keyun 12 1998 Lattice-valued proposition logic. II. Zbl 0824.03009 Qin, Keyun; Xu, Yang 10 1994 Lattice-valued propositional logic. I. Zbl 0807.03020 Xu, Yang; Qin, Keyun 10 1993 On semantics of \(L\)-valued first-order logic \(L_{vfl}\). Zbl 0953.03028 Xu, Yang; Liu, Jun; Song, Zhenming; Qin, Keyun 9 2000 \(ILI\)-ideals and prime \(LI\)-ideals in lattice implication algebras. Zbl 1040.03046 Liu, Yong Lin; Liu, San Yang; Xu, Yang; Qin, Ke Yun 8 2003 Dissimilarity functions and divergence measures between fuzzy sets. Zbl 1355.94026 Li, Yingfang; Qin, Keyun; He, Xingxing 8 2014 Robustness of fuzzy connectives and fuzzy reasoning. Zbl 1284.93139 Li, Yingfang; Qin, Keyun; He, Xingxing 8 2013 Interpreting and extracting fuzzy decision rules from fuzzy information systems and their inference. Zbl 1100.68114 Pei, Zheng; Resconi, Germano; Van Der Wal, Ariën J.; Qin, Keyun; Xu, Yang 7 2006 Extracting complex linguistic data summaries from personnel database via simple linguistic aggregations. Zbl 1192.68714 Pei, Zheng; Xu, Yang; Ruan, Da; Qin, Keyun 7 2009 Approximation operators on complete completely distributive lattices. Zbl 1320.68195 Qin, Keyun; Pei, Zheng; Yang, Jilin; Xu, Yang 7 2013 Robustness of fuzzy connectives and fuzzy reasoning with respect to general divergence measures. Zbl 1374.03045 Li, Yingfang; Qin, Keyun; He, Xingxing; Meng, Dan 7 2016 Similarity measures of interval-valued fuzzy sets. Zbl 1351.03052 Li, Yingfang; Qin, Keyun; He, Xingxing; Meng, Dan 6 2015 Syntax of \(L\)-valued first-order logic \(L_{vfl}\). Zbl 1003.03525 Xu, Yang; Song, Zhenming; Qin, Keyun; Liu, Jun 6 2001 Ultra LI-ideals in lattice implication algebras and MTL-algebras. Zbl 1174.03349 Zhang, Xiaohong; Qin, Keyun; Dudek, Wiesław A. 5 2007 Object-parameter approaches to predicting unknown data in an incomplete fuzzy soft set. Zbl 1368.68297 Liu, Yaya; Qin, Keyun; Rao, Chang; Mahamadu, Mahamuda Alhaji 5 2017 On the \(T_L\)-transitivity of fuzzy similarity measures. Zbl 1375.03070 He, Xingxing; Li, Yingfang; Qin, Keyun; Meng, Dan 5 2017 Fuzzy power sets based on lattice implication algebras. Zbl 1210.03034 Qin, Ke Yun; Xu, Yang 4 1993 Fuzzy XNOR connectives in fuzzy logic. Zbl 1239.03014 Li, Yingfang; Qin, Keyun; He, Xingxing 4 2011 Some kinds of approximate reasoning based on system \(L(X)\). Zbl 1333.03055 Qin, Ke Yun; Xu, Yang; Song, Zhen Ming 4 1998 A method for fuzzy soft sets in decision-making based on an ideal solution. Zbl 1425.91118 Liu, Zhicai; Qin, Keyun; Pei, Zheng 4 2017 On the characteristic of proper lattice implication algebras. Zbl 0966.03525 Xu, Yang; Qin, Keyun 3 1994 A constructing approach to multi-granularity object-induced three-way concept lattices. Zbl 07611315 Hu, Qian; Qin, Keyun; Yang, Lei 3 2022 Reduction-based approaches towards constructing Galois (concept) lattices. Zbl 1196.68252 Jin, Jingyu; Qin, Keyun; Pei, Zheng 2 2006 On the product and factorization of lattice implication algebras. Zbl 0966.03524 Qin, Keyun; Song, Zhenming; Xu, Yang 2 1993 The structure and \(\alpha\)-resolution field of indecomposable extremely simple forms of lattice-valued propositional logic \(LP(X)\). Zbl 1051.03024 Wang, Wei; Xu, Yang; Qin, KeYun 2 2003 Fuzzy filters redefined in lattice implication algebras. Zbl 1111.03324 Jun, Y. B.; Xu, Y.; Qin, K. Y. 2 2006 On the associative property of fuzzy Xor connectives. Zbl 1361.03018 He, Xingxing; Li, Yingfang; Qin, Keyun 2 2013 Properties of Raha’s similarity-based approximate reasoning method. Zbl 1374.68560 Li, Yingfang; Qin, Keyun; He, Xingxing; Meng, Dan 2 2016 The lattice-valued system \(L(X)\) of propositional logic. II. Zbl 1333.03020 Qin, Ke Yun; Xu, Yang; Song, Zhen Ming 2 1998 Distance measures on intuitionistic fuzzy sets based on intuitionistic fuzzy dissimilarity functions. Zbl 1436.03276 He, Xingxing; Li, Yingfang; Qin, Keyun; Meng, Dan 2 2020 Attribute reduction based on conditional information entropy over consistent covering decision system. Zbl 1226.68115 Xia, Xiu-yun; Qin, Ke-yun; Tian, Hao 1 2010 Approximation operators, binary relation and basis algebra in L-fuzzy rough sets. Zbl 1237.03036 Wu, Zhengjiang; Li, Tianrui; Qin, Keyun; Ruan, Da 1 2011 Intuitionistic fuzzy \(LI\)-ideals in lattice implication algebras. Zbl 0964.03066 Jun, Young Bae; Xu, Yang; Qin, Keyun; Roh, Eun Hwan 1 2000 Normal fuzzy LI-ideals of lattice implication algebras. Zbl 0947.06007 Jun, Young Bae; Xu, Yang; Qin, Keyun 1 1999 A first order lattice valued logic system. I: Semantics. Zbl 0997.03025 Xu, Yang; Qin, Keyun; Roh, Eun Hwan 1 2001 Some properties of fuzzy Lie algebras. Zbl 1114.17303 Qin, Keyun; Qiao, Quanxi; Chen, Chaoping 1 2001 Ultra LI-ideals in lattice implication algebras. Zbl 1012.03061 Qin, Keyun; Xu, Yang; Jun, Young Bae 1 2002 Rough set algebras and lattice implication algebras. Zbl 1105.03328 Qin, Keyun; Tu, Wenbiao 1 2004 Research on rough set theory and applications in China. Zbl 1170.68612 Wang, Guoyin; Zhang, Qinghua; Huang, Houkuan; Ye, Dongyi; Hu, Qinghua; Hu, Xuegang; Shi, Zhongzhi; Li, Yongli; Shang, Lin; An, Liping; Sai, Ying; Chen, Shanben; Liang, Jiye; Qin, Keyun; Zeng, Huanglin; Xie, Keming; Miao, Duoqian; Min, Fan; Wu, Zhaocong; Wu, Weizhi; Dai, Jianhua 1 2008 Fuzzy propositional logic system \(FP(X)(I)\). Zbl 0814.03018 Qin, Keyun; Xu, Yang 1 1994 Opposite direction triple I method based on Lukasiewicz implication operator. Zbl 1333.03054 Qin, Ke Yun; Pei, Zheng 1 2005 The lattice-valued system \(L(X)\) of propositional logic. I. Zbl 1333.03019 Qin, Ke Yun; Xu, Yang 1 1997 Three constructive methods for the definition of interval-valued fuzzy equivalencies. Zbl 1368.03058 Li, Yingfang; He, Xingxing; Qin, Keyun; Meng, Dan 1 2017 Attribute reduction of interval-valued information systems based on the maximal tolerance class. Zbl 1264.68171 Chen, Zi Chun; Qin, Ke Yun 1 2009 On similarity measures and distance measures of fuzzy soft sets. Zbl 1349.28022 Liu, Yaya; Qin, Keyun; Wang, Ling 1 2015 On some properties of fuzzy \(T^\bullet\)-algebras and fuzzy \(F^\bullet\)-algebras. Zbl 1039.08003 Pei, Zheng; Pan, Wuming; Xu, Yang; Qin, Keyun 1 2003 \(L\)-fuzzy rough set based on complete residuated lattice. Zbl 1150.54303 Wu, Zhengjiang; Qin, Keyun 1 2008 On the fuzzy \(LI\)-ideals and fuzzy filters of lattice implication algebras. Zbl 0999.03517 Zhao, Guang Feng; Xu, Yang; Qin, Ke Yun 1 2002 The attribute reductions based on indiscernibility and discernibility relations. Zbl 1489.68297 Qin, Keyun; Jing, Sihui 1 2017 Rough approximations based on valued tolerance relations. Zbl 1346.68207 Qin, Keyun; Luo, Junfang; Pei, Zheng 1 2015 Three-way conflict analysis based on alliance and conflict functions. Zbl 07810513 Luo, Junfang; Hu, Mengjun; Lang, Guangming; Yang, Xin; Qin, Keyun 1 2022 A constructing approach to multi-granularity object-induced three-way concept lattices. Zbl 07611315 Hu, Qian; Qin, Keyun; Yang, Lei 3 2022 Three-way conflict analysis based on alliance and conflict functions. Zbl 07810513 Luo, Junfang; Hu, Mengjun; Lang, Guangming; Yang, Xin; Qin, Keyun 1 2022 Three-way decision with incomplete information based on similarity and satisfiability. Zbl 1433.68452 Luo, Junfang; Hu, Mengjun; Qin, Keyun 15 2020 Distance measures on intuitionistic fuzzy sets based on intuitionistic fuzzy dissimilarity functions. Zbl 1436.03276 He, Xingxing; Li, Yingfang; Qin, Keyun; Meng, Dan 2 2020 Object-parameter approaches to predicting unknown data in an incomplete fuzzy soft set. Zbl 1368.68297 Liu, Yaya; Qin, Keyun; Rao, Chang; Mahamadu, Mahamuda Alhaji 5 2017 On the \(T_L\)-transitivity of fuzzy similarity measures. Zbl 1375.03070 He, Xingxing; Li, Yingfang; Qin, Keyun; Meng, Dan 5 2017 A method for fuzzy soft sets in decision-making based on an ideal solution. Zbl 1425.91118 Liu, Zhicai; Qin, Keyun; Pei, Zheng 4 2017 Three constructive methods for the definition of interval-valued fuzzy equivalencies. Zbl 1368.03058 Li, Yingfang; He, Xingxing; Qin, Keyun; Meng, Dan 1 2017 The attribute reductions based on indiscernibility and discernibility relations. Zbl 1489.68297 Qin, Keyun; Jing, Sihui 1 2017 Robustness of fuzzy connectives and fuzzy reasoning with respect to general divergence measures. Zbl 1374.03045 Li, Yingfang; Qin, Keyun; He, Xingxing; Meng, Dan 7 2016 Properties of Raha’s similarity-based approximate reasoning method. Zbl 1374.68560 Li, Yingfang; Qin, Keyun; He, Xingxing; Meng, Dan 2 2016 Similarity measures of interval-valued fuzzy sets. Zbl 1351.03052 Li, Yingfang; Qin, Keyun; He, Xingxing; Meng, Dan 6 2015 On similarity measures and distance measures of fuzzy soft sets. Zbl 1349.28022 Liu, Yaya; Qin, Keyun; Wang, Ling 1 2015 Rough approximations based on valued tolerance relations. Zbl 1346.68207 Qin, Keyun; Luo, Junfang; Pei, Zheng 1 2015 Some new approaches to constructing similarity measures. Zbl 1315.03096 Li, Yingfang; Qin, Keyun; He, Xingxing 18 2014 Dissimilarity functions and divergence measures between fuzzy sets. Zbl 1355.94026 Li, Yingfang; Qin, Keyun; He, Xingxing 8 2014 Robustness of fuzzy connectives and fuzzy reasoning. Zbl 1284.93139 Li, Yingfang; Qin, Keyun; He, Xingxing 8 2013 Approximation operators on complete completely distributive lattices. Zbl 1320.68195 Qin, Keyun; Pei, Zheng; Yang, Jilin; Xu, Yang 7 2013 On the associative property of fuzzy Xor connectives. Zbl 1361.03018 He, Xingxing; Li, Yingfang; Qin, Keyun 2 2013 Soft rough fuzzy sets and soft fuzzy rough sets. Zbl 1236.03040 Meng, Dan; Zhang, Xiaohong; Qin, Keyun 31 2011 Fuzzy XNOR connectives in fuzzy logic. Zbl 1239.03014 Li, Yingfang; Qin, Keyun; He, Xingxing 4 2011 Approximation operators, binary relation and basis algebra in L-fuzzy rough sets. Zbl 1237.03036 Wu, Zhengjiang; Li, Tianrui; Qin, Keyun; Ruan, Da 1 2011 On soft equality. Zbl 1188.08001 Qin, Keyun; Hong, Zhiyong 48 2010 Attribute reduction based on conditional information entropy over consistent covering decision system. Zbl 1226.68115 Xia, Xiu-yun; Qin, Ke-yun; Tian, Hao 1 2010 Extracting complex linguistic data summaries from personnel database via simple linguistic aggregations. Zbl 1192.68714 Pei, Zheng; Xu, Yang; Ruan, Da; Qin, Keyun 7 2009 Attribute reduction of interval-valued information systems based on the maximal tolerance class. Zbl 1264.68171 Chen, Zi Chun; Qin, Ke Yun 1 2009 Generalized rough sets based on reflexive and transitive relations. Zbl 1153.03316 Qin, Keyun; Yang, Jilin; Pei, Zheng 60 2008 Research on rough set theory and applications in China. Zbl 1170.68612 Wang, Guoyin; Zhang, Qinghua; Huang, Houkuan; Ye, Dongyi; Hu, Qinghua; Hu, Xuegang; Shi, Zhongzhi; Li, Yongli; Shang, Lin; An, Liping; Sai, Ying; Chen, Shanben; Liang, Jiye; Qin, Keyun; Zeng, Huanglin; Xie, Keming; Miao, Duoqian; Min, Fan; Wu, Zhaocong; Wu, Weizhi; Dai, Jianhua 1 2008 \(L\)-fuzzy rough set based on complete residuated lattice. Zbl 1150.54303 Wu, Zhengjiang; Qin, Keyun 1 2008 Ultra LI-ideals in lattice implication algebras and MTL-algebras. Zbl 1174.03349 Zhang, Xiaohong; Qin, Keyun; Dudek, Wiesław A. 5 2007 Interpreting and extracting fuzzy decision rules from fuzzy information systems and their inference. Zbl 1100.68114 Pei, Zheng; Resconi, Germano; Van Der Wal, Ariën J.; Qin, Keyun; Xu, Yang 7 2006 Reduction-based approaches towards constructing Galois (concept) lattices. Zbl 1196.68252 Jin, Jingyu; Qin, Keyun; Pei, Zheng 2 2006 Fuzzy filters redefined in lattice implication algebras. Zbl 1111.03324 Jun, Y. B.; Xu, Y.; Qin, K. Y. 2 2006 On the topological properties of fuzzy rough sets. Zbl 1070.54006 Qin, Keyun; Pei, Zheng 79 2005 Opposite direction triple I method based on Lukasiewicz implication operator. Zbl 1333.03054 Qin, Ke Yun; Pei, Zheng 1 2005 Rough set algebras and lattice implication algebras. Zbl 1105.03328 Qin, Keyun; Tu, Wenbiao 1 2004 Lattice-valued logic. An alternative approach to treat fuzziness and incomparability. Zbl 1048.03003 Xu, Yang; Ruan, Da; Qin, Keyun; Liu, Jun 40 2003 \(ILI\)-ideals and prime \(LI\)-ideals in lattice implication algebras. Zbl 1040.03046 Liu, Yong Lin; Liu, San Yang; Xu, Yang; Qin, Ke Yun 8 2003 The structure and \(\alpha\)-resolution field of indecomposable extremely simple forms of lattice-valued propositional logic \(LP(X)\). Zbl 1051.03024 Wang, Wei; Xu, Yang; Qin, KeYun 2 2003 On some properties of fuzzy \(T^\bullet\)-algebras and fuzzy \(F^\bullet\)-algebras. Zbl 1039.08003 Pei, Zheng; Pan, Wuming; Xu, Yang; Qin, Keyun 1 2003 Ultra LI-ideals in lattice implication algebras. Zbl 1012.03061 Qin, Keyun; Xu, Yang; Jun, Young Bae 1 2002 On the fuzzy \(LI\)-ideals and fuzzy filters of lattice implication algebras. Zbl 0999.03517 Zhao, Guang Feng; Xu, Yang; Qin, Ke Yun 1 2002 Syntax of \(L\)-valued first-order logic \(L_{vfl}\). Zbl 1003.03525 Xu, Yang; Song, Zhenming; Qin, Keyun; Liu, Jun 6 2001 A first order lattice valued logic system. I: Semantics. Zbl 0997.03025 Xu, Yang; Qin, Keyun; Roh, Eun Hwan 1 2001 Some properties of fuzzy Lie algebras. Zbl 1114.17303 Qin, Keyun; Qiao, Quanxi; Chen, Chaoping 1 2001 On semantics of \(L\)-valued first-order logic \(L_{vfl}\). Zbl 0953.03028 Xu, Yang; Liu, Jun; Song, Zhenming; Qin, Keyun 9 2000 Intuitionistic fuzzy \(LI\)-ideals in lattice implication algebras. Zbl 0964.03066 Jun, Young Bae; Xu, Yang; Qin, Keyun; Roh, Eun Hwan 1 2000 \(L\)-valued propositional logic \(L_{\text{vpl}}\). Zbl 0936.03023 Xu, Yang; Qin, Keyun; Liu, Jun; Song, Zhenming 13 1999 Normal fuzzy LI-ideals of lattice implication algebras. Zbl 0947.06007 Jun, Young Bae; Xu, Yang; Qin, Keyun 1 1999 Positive implicative and associative filters of lattice implication algebras. Zbl 0903.03038 Jun, Young Bae; Xu, Yang; Qin, Keyun 12 1998 Some kinds of approximate reasoning based on system \(L(X)\). Zbl 1333.03055 Qin, Ke Yun; Xu, Yang; Song, Zhen Ming 4 1998 The lattice-valued system \(L(X)\) of propositional logic. II. Zbl 1333.03020 Qin, Ke Yun; Xu, Yang; Song, Zhen Ming 2 1998 The lattice-valued system \(L(X)\) of propositional logic. I. Zbl 1333.03019 Qin, Ke Yun; Xu, Yang 1 1997 Fuzzy lattice implication algebras. Zbl 0830.03030 Xu, Yang; Qin, Keyun 13 1995 Lattice-valued proposition logic. II. Zbl 0824.03009 Qin, Keyun; Xu, Yang 10 1994 On the characteristic of proper lattice implication algebras. Zbl 0966.03525 Xu, Yang; Qin, Keyun 3 1994 Fuzzy propositional logic system \(FP(X)(I)\). Zbl 0814.03018 Qin, Keyun; Xu, Yang 1 1994 On filters of lattice implication algebras. Zbl 0787.06009 Xu, Yang; Qin, Keyun 42 1993 Lattice-valued propositional logic. I. Zbl 0807.03020 Xu, Yang; Qin, Keyun 10 1993 Fuzzy power sets based on lattice implication algebras. Zbl 1210.03034 Qin, Ke Yun; Xu, Yang 4 1993 On the product and factorization of lattice implication algebras. Zbl 0966.03524 Qin, Keyun; Song, Zhenming; Xu, Yang 2 1993 all cited Publications top 5 cited Publications all top 5 Cited by 553 Authors 36 Xu, Yang 27 Qin, Keyun 20 Zhan, Jianming 16 Liu, Jun 13 He, Xingxing 13 Jun, Young Bae 11 Li, Qingguo 10 Li, Yingfang 9 Al-Shami, Tareq Mohammed 9 Meng, Dan 9 Zou, Li 8 Chen, Shuwei 8 Ruan, Da 7 Davvaz, Bijan 7 Ma, Xueling 7 Zhang, Yanlan 7 Zhu, William 6 Hu, Baoqing 6 Pei, Zheng 6 Šostak, Alexander P. 6 Zhang, Xiaohong 5 Han, Sang-Eon 5 Li, Jinjin 5 Wu, Weizhi 5 Zhang, Haidong 4 Dalkilic, Orhan 4 El-Bably, Mostafa K. 4 Jiang, Yuncheng 4 Karaaslan, Faruk 4 Li, Changqing 4 Li, Zhaowen 4 Ma, Jun 4 Shabir, Muhammad 4 Tang, Yong 4 Tiwari, S. P. 4 Wang, Guojun 4 Wang, Pei 4 Yao, Yiyu 4 Yu, Zuoming 4 Zhu, Kuanyun 3 Alcantud, José Carlos Rodríguez 3 Ali, Muhammad Irfan 3 Bai, Xiaole 3 Borzooei, Rajab Ali 3 Çağman, Naim 3 Chen, Qimai 3 Cornelis, Chris 3 Demirtas, Naime 3 Dudek, Wiesław Aleksander 3 Fang, Jinming 3 Han, Hongxia 3 Hu, Mengjun 3 Karimi, Hamid Reza 3 Kim, Yong Chan 3 Lang, Guangming 3 Liang, Jiye 3 Liao, Shilong 3 Liu, Lianzhen 3 Liu, Xin 3 Liu, Yi 3 Luo, Junfang 3 Luo, Minxia 3 Miao, Duoqian 3 Min, Fan 3 Močkoř, Jiří 3 Shi, Peng 3 Shu, Lan 3 Uļjane, Ingrǐda 3 Wang, Chunyong 3 Wang, Guoyin 3 Wang, Hui 3 Wang, Wei 3 Wang, Zhaohao 3 Yang, Hailong 3 Yao, JingTao 3 Yin, Yunqiang 3 Yun, Ziqiu 2 Abbas, Mujahid 2 Ali, Abbas 2 Antucheviciene, Jurgita 2 Augusto, Juan Carlos 2 Bedregal, Benjamín René Callejas 2 Chen, Lin 2 Chen, Xi 2 Cui, Hui 2 Cui, Rongchen 2 Dai, Jianhua 2 Dang, Chuangyin 2 Deng, Ansheng 2 Diker, Murat 2 Dost, Şenol 2 Duan, Jingyao 2 El-Shafei, Mohammed E. 2 Estaji, Ali Akbar 2 Feng, Feng 2 Feng, Qinrong 2 Gao, Ninghua 2 Ge, Xun 2 Guo, Lankun 2 Hao, Jing ...and 453 more Authors all top 5 Cited in 79 Serials 73 Information Sciences 36 Soft Computing 34 International Journal of Approximate Reasoning 29 Fuzzy Sets and Systems 19 Journal of Intelligent and Fuzzy Systems 16 Computers & Mathematics with Applications 10 Mathematical Problems in Engineering 8 Computational and Applied Mathematics 8 Symmetry 6 Filomat 6 Fuzzy Information and Engineering 4 Complexity 4 International Journal of Applied Mathematics and Computer Science 4 Journal of Applied Mathematics 4 Journal of Applied Mathematics and Computing 4 Iranian Journal of Fuzzy Systems 4 Afrika Matematika 3 International Journal of General Systems 3 Demonstratio Mathematica 3 Applied Mathematical Modelling 3 Turkish Journal of Mathematics 2 Czechoslovak Mathematical Journal 2 International Journal of Mathematics and Mathematical Sciences 2 Applied Mathematics. Series B (English Edition) 2 Journal of the Egyptian Mathematical Society 2 Abstract and Applied Analysis 2 International Journal of Uncertainty, Fuzziness and Knowledge-Based Systems 2 Journal of Multiple-Valued Logic and Soft Computing 2 Fixed Point Theory and Applications 2 Mathematical Biosciences and Engineering 2 New Mathematics and Natural Computation 2 Journal of Shanghai Jiaotong University (Science) 2 Advances in Fuzzy Systems 2 Journal of Function Spaces 2 Journal of Logical and Algebraic Methods in Programming 2 Open Mathematics 2 Korean Journal of Mathematics 1 Journal of the Franklin Institute 1 Applied Mathematics and Computation 1 The Journal of Symbolic Logic 1 Mathematica Slovaca 1 Theoretical Computer Science 1 Zeitschrift für Mathematische Logik und Grundlagen der Mathematik 1 Advances in Mathematics (Beijing) 1 Acta Mathematicae Applicatae Sinica. English Series 1 International Journal of Intelligent Systems 1 Mathematical and Computer Modelling 1 International Journal of Computer Mathematics 1 Chinese Science Bulletin 1 Journal of Mathematical Imaging and Vision 1 Mathematical Logic Quarterly (MLQ) 1 Journal of Inequalities and Applications 1 Mathematica Moravica 1 Discrete Dynamics in Nature and Society 1 Journal of Discrete Mathematical Sciences & Cryptography 1 Journal of Systems Science and Complexity 1 Bulletin of the Malaysian Mathematical Sciences Society. Second Series 1 Entropy 1 OR Spectrum 1 Hacettepe Journal of Mathematics and Statistics 1 Boletim da Sociedade Paranaense de Matemática. Terceira Série 1 Fuzzy Optimization and Decision Making 1 Science in China. Series F 1 Journal of Industrial and Management Optimization 1 European Journal of Pure and Applied Mathematics 1 East Asian Mathematical Journal 1 International Journal of Biomathematics 1 Discrete Mathematics, Algorithms and Applications 1 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 1 TWMS Journal of Pure and Applied Mathematics 1 ISRN Mathematical Analysis 1 Journal of Applied Mathematics & Informatics 1 Journal of Mathematics 1 Journal of Applied Mathematics, Statistics and Informatics 1 International Journal of Systems Science. Principles and Applications of Systems and Integration 1 Algebraic Structures and their Applications 1 AIMS Mathematics 1 Mathematical Foundations of Computing 1 Cogent Mathematics & Statistics all top 5 Cited in 29 Fields 196 Mathematical logic and foundations (03-XX) 163 Computer science (68-XX) 72 General topology (54-XX) 51 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 50 Order, lattices, ordered algebraic structures (06-XX) 14 Operations research, mathematical programming (90-XX) 9 Associative rings and algebras (16-XX) 7 Combinatorics (05-XX) 6 Group theory and generalizations (20-XX) 5 Category theory; homological algebra (18-XX) 4 General algebraic systems (08-XX) 4 Probability theory and stochastic processes (60-XX) 4 Statistics (62-XX) 4 Biology and other natural sciences (92-XX) 4 Information and communication theory, circuits (94-XX) 3 Functions of a complex variable (30-XX) 3 Systems theory; control (93-XX) 2 General and overarching topics; collections (00-XX) 2 History and biography (01-XX) 2 Operator theory (47-XX) 2 Numerical analysis (65-XX) 1 Commutative algebra (13-XX) 1 Nonassociative rings and algebras (17-XX) 1 Topological groups, Lie groups (22-XX) 1 Real functions (26-XX) 1 Measure and integration (28-XX) 1 Ordinary differential equations (34-XX) 1 Difference and functional equations (39-XX) 1 Calculus of variations and optimal control; optimization (49-XX) Citations by Year