Edit Profile (opens in new tab) Shyr, Huei-Jan Co-Author Distance Author ID: shyr.huei-jan Published as: Shyr, H. J.; Shyr, Huei-Jan Documents Indexed: 94 Publications since 1973, including 3 Books Co-Authors: 24 Co-Authors with 74 Joint Publications 218 Co-Co-Authors all top 5 Co-Authors 17 single-authored 24 Thierrin, Gabriel 16 Yu, Shyr-Shen 10 Ito, Masami 9 Fan, Chen-Ming 7 Jürgensen, Helmut 6 Tsai, Yen-Shung 3 Guo, Yuqi 3 Katsura, Masashi 3 Li, Zheng-Zhu 2 Chen, Kuo-Hsiang 2 Chu, Danny D. 2 Huang, Cheng-Chih 2 Lassez, Jean-Louis 2 Lin, Kuang-Nan 2 Reis, Cecília M. 2 Tu, Fu-Kuan 1 Cha, Y. B. 1 Day, Ping Hwei 1 Fan, Cheng-Ming 1 Hsieh, Wen-Yau 1 Kunze, Michael Hanns Heinrich 1 Paradis, Andre D. 1 Tseng, Din-Chang 1 Viswanathan, T. M. all top 5 Serials 19 Soochow Journal of Mathematics 9 Semigroup Forum 7 Tamkang Journal of Mathematics 6 International Journal of Computer Mathematics 5 Acta Informatica 5 Information and Control 4 Journal of Automata, Languages and Combinatorics 3 Soochow Journal of Mathematics and Natural Sciences 2 Discrete Applied Mathematics 2 Discrete Mathematics 2 Nanta Mathematica 2 Acta Mathematica Hungarica 2 Journal of Information Processing and Cybernetics 1 International Journal of Computer & Information Sciences 1 Journal of Computer and System Sciences 1 Mathematical Systems Theory 1 Pacific Journal of Mathematics 1 RAIRO, Informatique Théorique 1 Theoretical Computer Science 1 Utilitas Mathematica 1 Order 1 Elektronische Informationsverarbeitung und Kybernetik 1 RAIRO. Informatique Théorique et Applications 1 Journal of Discrete Mathematical Sciences & Cryptography all top 5 Fields 77 Computer science (68-XX) 51 Group theory and generalizations (20-XX) 28 Information and communication theory, circuits (94-XX) 4 Order, lattices, ordered algebraic structures (06-XX) 2 Combinatorics (05-XX) 1 Associative rings and algebras (16-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 68 Publications have been cited 524 times in 256 Documents Cited by ▼ Year ▼ Free monoids and languages. 2nd edition. Zbl 0746.20050Shyr, H. J. 148 1991 Some properties of disjunctive languages on a free monoid. Zbl 0376.68044Reis, C. M.; Shyr, H. J. 31 1978 Outfix and infix codes and related classes of languages. Zbl 0794.68087Ito, M.; Jürgensen, H.; Shyr, H. J.; Thierrin, G. 22 1991 Disjunctive languages and codes. Zbl 0366.68049Shyr, H. J.; Thierrin, G. 20 1977 Disjunctive languages on a free monoid. Zbl 0354.68108Shyr, H. J. 19 1977 Non-primitive words in the language \(p^ +q^ +\). Zbl 0813.68127Shyr, H. J.; Yu, S. S. 14 1994 Solid codes and disjunctive domains. Zbl 0695.20038Shyr, H. J.; Yu, S. S. 14 1990 Hypercodes. Zbl 0274.94020Shyr, H. J.; Thierrin, G. 13 1974 Power-separating regular languages. Zbl 0287.68045Shyr, H. J.; Thierrin, G. 12 1974 Ordered catenation and regular free disjunctive languages. Zbl 0453.68046Shyr, H. J. 11 1980 Codes and binary relations. Zbl 0363.94019Shyr, H. J.; Thierrin, G. 11 1977 Ordered automata and associated languages. Zbl 0302.68069Shyr, H. J.; Thierrin, G. 11 1974 Some properties of overlapping order and related languages. Zbl 0691.68077Hsu, S. C.; Ito, M.; Shyr, H. J. 11 1989 H-bounded and semi-discrete languages. Zbl 0507.68053Kunze, M.; Shyr, H. J.; Thierrin, G. 10 1981 Codes, languages and MOL schemes. Zbl 0369.68045Shyr, H. J.; Thierrin, G. 9 1977 f-disjunctive languages. Zbl 0655.68100Guo, Y. Q.; Shyr, H. J.; Thierrin, G. 9 1986 n-prefix-suffix languages. Zbl 0681.68097Ito, M.; Jürgensen, H.; Shyr, H. J.; Thierrin, G. 9 1989 Automata accepting primitive words. Zbl 0646.20055Ito, M.; Katsura, M.; Shyr, H. J.; Yu, S. S. 8 1988 Anti-commutative languages and n-codes. Zbl 0679.68140Ito, M.; Jürgensen, H.; Shyr, H. J.; Thierrin, G. 8 1989 Left-noncounting languages. Zbl 0297.68060Shyr, H. J.; Thierrin, G. 7 1975 A characterization of dense languages. Zbl 0548.20050Shyr, H. J. 7 1984 Monogenic \(e\)-closed languages and dipolar words. Zbl 0795.68115Shyr, H. J.; Yu, S. S.; Thierrin, G. 6 1994 Some properties of dense languages. Zbl 0586.68062Shyr, H. J.; Tseng, Din-Chang 6 1984 \(d\)-words and \(d\)-languages. Zbl 0910.68107Fan, Chen-Ming; Shyr, H. J.; Yu, S. S. 6 1998 Languages defined by some partial orders. Zbl 0537.68078Day, Ping Hwei; Shyr, H. J. 5 1983 Codes and compatible partial orders on free monoids. Zbl 0611.06012Jürgensen, H.; Shyr, H. J.; Thierrin, G. 5 1986 Regular component splittable languages. Zbl 0905.68084Shyr, H. J.; Yu, S. S. 4 1998 Strong codes. Zbl 0388.94016Shyr, H. J. 4 1977 Languages whose \(n\)-element subsets are codes. Zbl 0747.68035Ito, M.; Jürgensen, H.; Shyr, H. J.; Thierrin, G. 4 1992 Characterizations of right dense languages. Zbl 0581.20066Shyr, H. J. 4 1986 Annihilators of bifix codes. Zbl 1091.94018Li, Zheng-Zhu; Shyr, H. J.; Tsai, Y. S. 4 2006 Intercodes and some related properties. Zbl 0697.94013Shyr, H. J.; Yu, S. S. 4 1990 QF-disjunctive languages. Zbl 0605.68067Guo, Y. Q.; Shyr, H. J.; Thierrin, G. 4 1985 Some properties of Fibonacci languages. Zbl 0857.68069Fan, Cheng-Ming; Shyr, H. J. 3 1996 Languages defined by two functions. Zbl 0813.68126Shyr, H. J.; Yu, S. S. 3 1994 Free submonoids in the monoid of languages. Zbl 0898.20036Shyr, H. J.; Tsai, Y. S. 3 1998 The single loop representations of regular languages. Zbl 0894.68092Shyr, H. J.; Yu, S. S. 3 1998 Local distribution of non-primitive words. Zbl 1075.20505Shyr, H. J.; Tu, F. K. 3 1993 Free monoids and languages. Lecture on computer science 1977-1978. Zbl 0407.68076Shyr, H. J. 3 1978 Disjuntive \(\omega\)-languages. Zbl 0545.68073Jürgensen, Helmut; Shyr, Huei-Jan; Thierrin, Gabriel 3 1983 A note on the free submonoids of the monoid of prefix codes. Zbl 0902.68107Shyr, H. J.; Yu, S. S. 3 1998 Monoids with disjunctive identity and their codes. Zbl 0623.20052Jürgensen, H.; Shyr, H. J.; Thierrin, G. 3 1986 A note on languages which are dense subsemigroups. Zbl 0604.20066Shyr, H. J.; Tsai, C. S. 3 1985 Locally regular and locally finite languages. Zbl 0443.68051Shyr, H. J.; Thierrin, G. 2 1979 Annihilators of languages. Zbl 0875.68587Shyr, H. J.; Yu, S. S. 2 1994 Every subsemigroup of a free semigroup with zero is not an R-semigroup. Zbl 0338.20067Shyr, H. J. 2 1976 A note on a problem of Hua. Zbl 0358.20066Reis, C. M.; Shyr, H. J. 2 1977 Quasi-disjunctive languages. Zbl 0541.68047Paradis, Andre D.; Shyr, H. J.; Thierrin, Gabriel 2 1982 Bi-catenation and shuffle product of languages. Zbl 0910.68108Shyr, H. J.; Yu, S. S. 2 1998 Midst-languages. Zbl 0903.68116Shyr, H. J.; Yu, S. S. 2 1998 Classifications of dense languages. Zbl 1100.68052Li, Zheng-Zhu; Shyr, H. J.; Tsai, Y. S. 2 2006 Decomposition of languages into disjunctive outfix codes. Zbl 0644.68100Katsura, Masashi; Shyr, H. J. 2 1988 Regular autodense languages. Zbl 1169.68024Fan, Chen-Ming; Huang, C. C.; Shyr, H. J. 1 2008 On the radicals of lattice-ordered rings. Zbl 0309.06010Shyr, H. J.; Viswanathan, T. M. 1 1974 A strongly primitive word of arbitrary length and its application. Zbl 0405.68066Shyr, H. J. 1 1977 Prefix properties and equations in the monoid of languages. Zbl 0412.20054Lassez, J. L.; Shyr, H. J. 1 1978 On two languages that commute. Zbl 0533.20042Shyr, H. J. 1 1983 Some properties of balanced languages. Zbl 0759.68052Hsu, S. C.; Shyr, H. J. 1 1992 E-convex infix codes. Zbl 0614.20045Guo, Y. Q.; Shyr, H. J.; Thierrin, G. 1 1986 Some properties of left non-cancellative languages. Zbl 0942.68066Shyr, Huei-Jan; Yu, Shyr-Shen 1 1999 Languages related to the properties of disjunctivity and code. Zbl 1136.68418Fan, Chen-Ming; Shyr, Huei-Jan 1 2003 Regular domains. Zbl 0641.68109Ito, Masami; Katsura, Masashi; Shyr, Huei-Jan 1 1987 Disjunctive languages and compatible orders. Zbl 0674.20040Ito, M.; Shyr, H. J.; Thierrin, G. 1 1989 Some properties of maximal comma-free codes. Zbl 0978.68088Fan, Chen-Ming; Shyr, H. J. 1 1998 Disjunctive context-free languages. Zbl 0734.68060Shyr, H. J.; Tsai, Y. S. 1 1990 Codes and factor theorems for subsets of a free monoid. Zbl 0261.94010Shyr, H. J. 1 1973 \(\delta\)-codes and \(\delta\)-languages. Zbl 1089.94015Fan, Chen-Ming; Shyr, H. J. 1 2005 A note on semigroup rings. Zbl 0286.20084Shyr, H. J. 1 1973 Regular autodense languages. Zbl 1169.68024Fan, Chen-Ming; Huang, C. C.; Shyr, H. J. 1 2008 Annihilators of bifix codes. Zbl 1091.94018Li, Zheng-Zhu; Shyr, H. J.; Tsai, Y. S. 4 2006 Classifications of dense languages. Zbl 1100.68052Li, Zheng-Zhu; Shyr, H. J.; Tsai, Y. S. 2 2006 \(\delta\)-codes and \(\delta\)-languages. Zbl 1089.94015Fan, Chen-Ming; Shyr, H. J. 1 2005 Languages related to the properties of disjunctivity and code. Zbl 1136.68418Fan, Chen-Ming; Shyr, Huei-Jan 1 2003 Some properties of left non-cancellative languages. Zbl 0942.68066Shyr, Huei-Jan; Yu, Shyr-Shen 1 1999 \(d\)-words and \(d\)-languages. Zbl 0910.68107Fan, Chen-Ming; Shyr, H. J.; Yu, S. S. 6 1998 Regular component splittable languages. Zbl 0905.68084Shyr, H. J.; Yu, S. S. 4 1998 Free submonoids in the monoid of languages. Zbl 0898.20036Shyr, H. J.; Tsai, Y. S. 3 1998 The single loop representations of regular languages. Zbl 0894.68092Shyr, H. J.; Yu, S. S. 3 1998 A note on the free submonoids of the monoid of prefix codes. Zbl 0902.68107Shyr, H. J.; Yu, S. S. 3 1998 Bi-catenation and shuffle product of languages. Zbl 0910.68108Shyr, H. J.; Yu, S. S. 2 1998 Midst-languages. Zbl 0903.68116Shyr, H. J.; Yu, S. S. 2 1998 Some properties of maximal comma-free codes. Zbl 0978.68088Fan, Chen-Ming; Shyr, H. J. 1 1998 Some properties of Fibonacci languages. Zbl 0857.68069Fan, Cheng-Ming; Shyr, H. J. 3 1996 Non-primitive words in the language \(p^ +q^ +\). Zbl 0813.68127Shyr, H. J.; Yu, S. S. 14 1994 Monogenic \(e\)-closed languages and dipolar words. Zbl 0795.68115Shyr, H. J.; Yu, S. S.; Thierrin, G. 6 1994 Languages defined by two functions. Zbl 0813.68126Shyr, H. J.; Yu, S. S. 3 1994 Annihilators of languages. Zbl 0875.68587Shyr, H. J.; Yu, S. S. 2 1994 Local distribution of non-primitive words. Zbl 1075.20505Shyr, H. J.; Tu, F. K. 3 1993 Languages whose \(n\)-element subsets are codes. Zbl 0747.68035Ito, M.; Jürgensen, H.; Shyr, H. J.; Thierrin, G. 4 1992 Some properties of balanced languages. Zbl 0759.68052Hsu, S. C.; Shyr, H. J. 1 1992 Free monoids and languages. 2nd edition. Zbl 0746.20050Shyr, H. J. 148 1991 Outfix and infix codes and related classes of languages. Zbl 0794.68087Ito, M.; Jürgensen, H.; Shyr, H. J.; Thierrin, G. 22 1991 Solid codes and disjunctive domains. Zbl 0695.20038Shyr, H. J.; Yu, S. S. 14 1990 Intercodes and some related properties. Zbl 0697.94013Shyr, H. J.; Yu, S. S. 4 1990 Disjunctive context-free languages. Zbl 0734.68060Shyr, H. J.; Tsai, Y. S. 1 1990 Some properties of overlapping order and related languages. Zbl 0691.68077Hsu, S. C.; Ito, M.; Shyr, H. J. 11 1989 n-prefix-suffix languages. Zbl 0681.68097Ito, M.; Jürgensen, H.; Shyr, H. J.; Thierrin, G. 9 1989 Anti-commutative languages and n-codes. Zbl 0679.68140Ito, M.; Jürgensen, H.; Shyr, H. J.; Thierrin, G. 8 1989 Disjunctive languages and compatible orders. Zbl 0674.20040Ito, M.; Shyr, H. J.; Thierrin, G. 1 1989 Automata accepting primitive words. Zbl 0646.20055Ito, M.; Katsura, M.; Shyr, H. J.; Yu, S. S. 8 1988 Decomposition of languages into disjunctive outfix codes. Zbl 0644.68100Katsura, Masashi; Shyr, H. J. 2 1988 Regular domains. Zbl 0641.68109Ito, Masami; Katsura, Masashi; Shyr, Huei-Jan 1 1987 f-disjunctive languages. Zbl 0655.68100Guo, Y. Q.; Shyr, H. J.; Thierrin, G. 9 1986 Codes and compatible partial orders on free monoids. Zbl 0611.06012Jürgensen, H.; Shyr, H. J.; Thierrin, G. 5 1986 Characterizations of right dense languages. Zbl 0581.20066Shyr, H. J. 4 1986 Monoids with disjunctive identity and their codes. Zbl 0623.20052Jürgensen, H.; Shyr, H. J.; Thierrin, G. 3 1986 E-convex infix codes. Zbl 0614.20045Guo, Y. Q.; Shyr, H. J.; Thierrin, G. 1 1986 QF-disjunctive languages. Zbl 0605.68067Guo, Y. Q.; Shyr, H. J.; Thierrin, G. 4 1985 A note on languages which are dense subsemigroups. Zbl 0604.20066Shyr, H. J.; Tsai, C. S. 3 1985 A characterization of dense languages. Zbl 0548.20050Shyr, H. J. 7 1984 Some properties of dense languages. Zbl 0586.68062Shyr, H. J.; Tseng, Din-Chang 6 1984 Languages defined by some partial orders. Zbl 0537.68078Day, Ping Hwei; Shyr, H. J. 5 1983 Disjuntive \(\omega\)-languages. Zbl 0545.68073Jürgensen, Helmut; Shyr, Huei-Jan; Thierrin, Gabriel 3 1983 On two languages that commute. Zbl 0533.20042Shyr, H. J. 1 1983 Quasi-disjunctive languages. Zbl 0541.68047Paradis, Andre D.; Shyr, H. J.; Thierrin, Gabriel 2 1982 H-bounded and semi-discrete languages. Zbl 0507.68053Kunze, M.; Shyr, H. J.; Thierrin, G. 10 1981 Ordered catenation and regular free disjunctive languages. Zbl 0453.68046Shyr, H. J. 11 1980 Locally regular and locally finite languages. Zbl 0443.68051Shyr, H. J.; Thierrin, G. 2 1979 Some properties of disjunctive languages on a free monoid. Zbl 0376.68044Reis, C. M.; Shyr, H. J. 31 1978 Free monoids and languages. Lecture on computer science 1977-1978. Zbl 0407.68076Shyr, H. J. 3 1978 Prefix properties and equations in the monoid of languages. Zbl 0412.20054Lassez, J. L.; Shyr, H. J. 1 1978 Disjunctive languages and codes. Zbl 0366.68049Shyr, H. J.; Thierrin, G. 20 1977 Disjunctive languages on a free monoid. Zbl 0354.68108Shyr, H. J. 19 1977 Codes and binary relations. Zbl 0363.94019Shyr, H. J.; Thierrin, G. 11 1977 Codes, languages and MOL schemes. Zbl 0369.68045Shyr, H. J.; Thierrin, G. 9 1977 Strong codes. Zbl 0388.94016Shyr, H. J. 4 1977 A note on a problem of Hua. Zbl 0358.20066Reis, C. M.; Shyr, H. J. 2 1977 A strongly primitive word of arbitrary length and its application. Zbl 0405.68066Shyr, H. J. 1 1977 Every subsemigroup of a free semigroup with zero is not an R-semigroup. Zbl 0338.20067Shyr, H. J. 2 1976 Left-noncounting languages. Zbl 0297.68060Shyr, H. J.; Thierrin, G. 7 1975 Hypercodes. Zbl 0274.94020Shyr, H. J.; Thierrin, G. 13 1974 Power-separating regular languages. Zbl 0287.68045Shyr, H. J.; Thierrin, G. 12 1974 Ordered automata and associated languages. Zbl 0302.68069Shyr, H. J.; Thierrin, G. 11 1974 On the radicals of lattice-ordered rings. Zbl 0309.06010Shyr, H. J.; Viswanathan, T. M. 1 1974 Codes and factor theorems for subsets of a free monoid. Zbl 0261.94010Shyr, H. J. 1 1973 A note on semigroup rings. Zbl 0286.20084Shyr, H. J. 1 1973 all cited Publications top 5 cited Publications all top 5 Cited by 197 Authors 29 Thierrin, Gabriel 27 Shyr, Huei-Jan 24 Kari, Lila 17 Jürgensen, Helmut 16 Guo, Yuqi 15 Ito, Masami 15 Yu, Shyr-Shen 13 Huang, Cheng-Chih 12 Fan, Chen-Ming 12 Mahalingam, Kalpana 11 Konstantinidis, Stavros 8 Dassow, Jürgen 8 Tsai, Yen-Shung 7 Reis, Cecília M. 7 Shum, Kar-Ping 6 Li, Zheng-Zhu 6 Long, Dongyang 6 Mitrana, Victor 5 Blanchet-Sadri, Francine 5 Hsiao, Hung-Kuei 5 Salomaa, Arto Kustaa 5 Salomaa, Kai T. 5 Seki, Shinnosuke 5 Truthe, Bianca 5 Zhao, Yu-Kuang 4 Calude, Cristian S. 4 Cao, Chunhua 4 Chuan, Waifong 4 Chunhua, Cao 4 Di, Yang 4 Domaratzki, Michael 4 Han, Yo-Sub 4 Head, Thomas J. 4 Holzer, Markus 4 Kutrib, Martin 4 Liu, Yun 4 Pandoh, Palak 4 Shallit, Jeffrey Outlaw 4 Staiger, Ludwig 4 Yu, Sheng 4 Zhang, Liang 3 Chin, Chiun-Li 3 Dömösi, Pál 3 Ibarra, Oscar H. 3 Jia, Weijia 3 Katsura, Masashi 3 Leupold, Peter 3 Liu, Haiyan 3 Maity, Anuran 3 McQuillan, Ian 3 Olejár, Viktor 3 Santean, Nicolae 3 Wang, Jen-Tse 2 Brzozowski, Janusz Antoni 2 Chen, Kuo-Hsiang 2 Czeizler, Elena 2 Daley, Mark 2 Echi, Othman 2 Horváth, Géza 2 Hospodár, Michal 2 Ilie, Lucian 2 Karhumaki, Juhani 2 Kopecki, Steffen 2 Kulkarni, Manasi S. 2 Lam, Nguyen Huong 2 Lischke, Gerhard 2 Liu, Zuhua 2 Ma, Jian 2 Marcus, Solomon 2 Meckel, Katja 2 Moreira, Nelma 2 Nguyen Huong Lam 2 Păun, Gheorghe 2 Rampersad, Narad 2 Reis, Rogério 2 Veloso, Paulo Augusto S. 2 Wang, Shoufeng 2 Wang, Zihao 2 Wood, Derick 2 Woryna, Adam 2 Yang, Di 2 Zhou, Duanning 1 Alanko, Jarno 1 Andrunakievich, Vladimir Aleksandrovich 1 Arnautov, Vladimir Ivanovich 1 Ballester-Bolinches, Adolfo 1 Blair, D. Dakota 1 Bordihn, Henning 1 Bruyère, Véronique 1 Cai, Yanying 1 Calude, Elena 1 Castellanos, Juan 1 Cho, Da-Jung 1 Chu, Danny D. 1 Corcoran, Kevin 1 Cosme-Llópez, Enric 1 D’Agostino, Giovanna 1 Do Long Van 1 Du, Qian 1 Dudzinski, Krystian ...and 97 more Authors all top 5 Cited in 43 Serials 51 Theoretical Computer Science 31 International Journal of Computer Mathematics 18 Semigroup Forum 16 Acta Informatica 12 Discrete Applied Mathematics 11 International Journal of Foundations of Computer Science 10 Information and Computation 8 Discrete Mathematics 7 Journal of Information & Optimization Sciences 7 Journal of Discrete Mathematical Sciences & Cryptography 6 Information Processing Letters 6 Journal of Automata, Languages and Combinatorics 6 RAIRO. Theoretical Informatics and Applications 4 International Journal of Computer & Information Sciences 4 Journal of Computer and System Sciences 4 RAIRO. Informatique Théorique et Applications 4 RAIRO. Theoretical Informatics and Applications 2 Communications in Algebra 2 Information Sciences 2 Proceedings of the American Mathematical Society 2 European Journal of Combinatorics 2 Mathematical Logic Quarterly (MLQ) 2 Soft Computing 1 Computers & Mathematics with Applications 1 Indian Journal of Pure & Applied Mathematics 1 Acta Mathematica Vietnamica 1 Applied Mathematics and Computation 1 Journal of Combinatorial Theory. Series A 1 Journal of Soviet Mathematics 1 RAIRO, Informatique Théorique 1 Transactions of the American Mathematical Society 1 Acta Mathematica Hungarica 1 Bulletin of the Iranian Mathematical Society 1 Order 1 Science in China. Series A 1 International Journal of Algebra and Computation 1 Applied Mathematics. Series B (English Edition) 1 Algebra Colloquium 1 Communications in Nonlinear Science and Numerical Simulation 1 Fundamenta Informaticae 1 Natural Computing 1 Asian-European Journal of Mathematics 1 Science China. Mathematics all top 5 Cited in 12 Fields 227 Computer science (68-XX) 61 Information and communication theory, circuits (94-XX) 53 Group theory and generalizations (20-XX) 10 Biology and other natural sciences (92-XX) 7 Mathematical logic and foundations (03-XX) 7 Combinatorics (05-XX) 4 Number theory (11-XX) 2 Order, lattices, ordered algebraic structures (06-XX) 2 Associative rings and algebras (16-XX) 1 General algebraic systems (08-XX) 1 Category theory; homological algebra (18-XX) 1 Dynamical systems and ergodic theory (37-XX) Citations by Year