| 2024 | (49) |
Komenda, J., Masopust, T.,
Supervisory Control of Modular Discrete-Event Systems under Partial Observation: Normality,
IEEE Transactions on Automatic Control 69(6), 3796-3807, 2024;
doi.
Preprint:
arXiv,
pdf.
|
| 2023 | (48) |
Komenda, J., Masopust, T.,
Hierarchical Supervisory Control under Partial Observation: Normality,
IEEE Transactions on Automatic Control 68(12), 7286-7298, 2023;
doi.
Preprint:
arXiv,
pdf.
|
| (47) |
Balun, J., Masopust, T.,
Verifying Weak and Strong k-Step Opacity in Discrete-Event Systems,
Automatica 155, 111153, 2023;
doi.
Preprint:
arXiv and
pdf.
|
| 2022 | (46) |
Liu, Y., Komenda, J., Masopust, T., Li, Z.,
Modular Control of Discrete-Event Systems using Similarity,
Automatica 142, 110431, 2022;
doi.
Preprint:
pdf.
|
| 2021 | (45) |
Balun, J., Masopust, T.,
On Verification of D-Detectability for Discrete Event Systems,
Automatica 133, 109884, 2021;
doi.
Preprint:
pdf.
|
| (44) |
Balun, J., Masopust, T.,
Comparing the Notions of Opacity for Discrete-Event Systems,
Discrete Event Dynamic Systems 31, 553-582, 2021;
SharedIt link,
doi.
Preprint:
arXiv,
pdf.
|
| (43) |
Reveliotis, S., Masopust, T., Ibrahim, M.,
Polynomial-Time Optimal Liveness Enforcement for Guidepath-based Transport Systems,
Nonlinear Analysis: Hybrid Systems 41, 101058, 2021;
doi.
Preprint:
pdf.
|
| (42) |
Masopust, T., Krötzsch, M.,
Partially Ordered Automata and Piecewise Testability,
Logical Methods in Computer Science 17(2), 14:1-14:36, 2021;
link.
Preprint:
arXiv,
pdf.
|
| 2020 | (41) |
Reveliotis, S., Masopust, T.,
Efficient Liveness Assessment for Traffic States in Open, Irreversible, Dynamically Routed,
Zone-Controlled Guidepath-based Transport Systems,
IEEE Transactions on Automatic Control 65(7), 2883-2898, 2020;
doi.
Preprint:
pdf
|
| (40) |
Masopust, T.,
Critical Observability for Automata and Petri Nets,
IEEE Transactions on Automatic Control 65(1), 341-346, 2020;
doi.
Preprint:
pdf,
arXiv
|
| 2019 | (39) |
Masopust, T., Yin, X.,
Deciding Detectability for Labeled Petri Nets,
Automatica 104, 238-241, 2019;
doi.
Preprint:
arXiv
|
| (38) |
Holub, Š., Masopust, T., Thomazo, M.,
On the Height of Towers of Subsequences and Prefixes,
Information and Computation 265, 77-93, 2019;
doi.
Preprint: arxiv
|
| (37) |
Masopust, T., Yin, X.,
Complexity of Detectability, Opacity and A-Diagnosability for Modular Discrete Event Systems,
Automatica 101, 290-295, 2019;
doi.
Preprint:
pdf,
arxiv
|
| (36) |
Lin, L., Masopust, T., Wonham, W. M., Su, R.,
Automatic Generation of Optimal Reductions of Distributions,
IEEE Transactions on Automatic Control 64(3), 896-911, 2019;
doi.
Preprint:
pdf,
arxiv
|
| 2018 | (35) |
Masopust, T.,
Complexity of Deciding Detectability in Discrete Event Systems,
Automatica 93, 257-261, 2018;
doi.
Preprint:
arxiv
|
| (34) |
Masopust, T.,
Complexity of Verifying Nonblockingness in Modular Supervisory Control,
IEEE Transactions on Automatic Control 63(2), 602-607, 2018;
doi.
Preprint:
pdf,
arXiv
|
| (33) |
Masopust, T.,
Complexity of Infimal Observable Superlanguages,
IEEE Transactions on Automatic Control 63(1), 249-254, 2018;
doi.
Preprint:
pdf,
arXiv
|
| (32) |
Masopust, T.,
Separability by Piecewise Testable Languages is PTime-Complete,
Theoretical Computer Science 711, 109-114, 2018;
doi.
Preprint:
pdf,
arXiv
|
| 2017 | (31) |
Krötzsch, M., Masopust, T., Thomazo, M.,
Complexity of Universality and Related Problems for Partially Ordered NFAs,
Information and Computation 255, Part 1, 177-192, 2017;
doi.
Preprint:
arXiv.
|
| (30) |
Masopust, T., Thomazo, M.,
On boolean combinations forming piecewise testable languages,
Theoretical Computer Science 682, 165-179, 2017;
doi.
Preprint: pdf.
|
| (29) |
Komenda, J., Masopust, T.,
Computation of Controllable and Coobservable Sublanguages
in Decentralized Supervisory Control via Communication,
Discrete Event Dynamic Systems 27(4), 585-608, 2017.
The final publication is available at Springer via
doi.
SharedIt.
Preprint:
pdf,
arXiv
|
| 2016 | (28) |
Komenda, J., Masopust, T.,
Distributed computation of supremal conditionally-controllable sublanguages,
International Journal of Control 89(2), 424-436, 2016;
doi,
pdf.
|
| 2015 | (27) |
Komenda, J., Masopust, T., van Schuppen J.H.,
Coordination Control of Discrete-Event Systems Revisited,
Discrete Event Dynamic Systems 25(1), 65-94, 2015;
pdf.
The original publication is available at Springer via
doi.
|
| 2013 | (26) |
Masopust, T.,
A Note on Limited Pushdown Alphabets in Stateless Deterministic Pushdown Automata,
International Journal of Foundations of Computer Science 24(3), 319-328, 2013;
doi,
pdf.
|
| 2012 | (25) |
Komenda, J., Masopust, T., van Schuppen, J.H.,
On Conditional Decomposability,
Systems & Control Letters 61(12), 1260-1268, 2012;
doi,
pdf.
|
| (24) |
Masopust, T.,
A note on controllability of deterministic context-free systems,
Automatica 48(8), 1934-1937, 2012;
doi,
pdf.
|
| (23) |
Jirásková, G., Masopust, T.,
On a structural property in the state complexity of projected regular languages,
Theoretical Computer Science 449, 93-105, 2012;
doi,
pdf.
|
| (22) |
Komenda, J., Masopust, T., van Schuppen, J.H.,
Supervisory Control Synthesis of Discrete-Event Systems using a Coordination Scheme,
Automatica 48(2), 247-254, 2012;
doi,
pdf.
|
| (21) |
Dassow, J., Masopust, T.,
On restricted context-free grammars,
Journal of Computer and System Sciences 78(1), 293-304, 2012;
doi,
pdf.
|
| 2011 | (20) |
Jirásková, G., Masopust, T.,
Complexity in Union-Free Regular Languages,
International Journal of Foundations of Computer Science 22(7), 1639-1653, 2011;
doi,
pdf.
|
| (19) |
Van Schuppen, J. H., Boutin, O., Kempker, P. L., Komenda, J., Masopust, T., Pambakian, N., Ran, A. C. M.,
Control of Distributed Systems: Tutorial and Overview,
European Journal of Control 17(5-6), 579-602, 2011;
doi,
pdf.
|
| (18) |
Komenda, J., Masopust, T., van Schuppen, J.H.,
Synthesis of Controllable and Normal Sublanguages for Discrete-Event Systems using a Coordinator,
Systems & Control Letters 60(7), 492-502, 2011;
doi,
pdf.
|
| (17) |
Csuhaj-Varjú, E., Masopust, T., Vaszil, Gy.,
Blackhole Pushdown Automata,
Fundamenta Informaticae 112(2-3), 137-156, 2011;
doi,
pdf.
|
| (16) |
Křivka, Z., Masopust, T.,
Cooperating Distributed Grammar Systems with Random Context Grammars as Components,
Acta Cybernetica 20(2), 269-283, 2011;
pdf.
|
| 2010 | (15) |
Masopust, T.,
Regulated nondeterminism in pushdown automata: the non-regular case,
Fundamenta Informaticae 104, 111-124, 2010;
doi,
pdf.
|
| (14) |
Goldefus, F., Masopust, T., Meduna, A.,
Left-forbidding cooperating distributed grammar systems,
Theoretical Computer Science 411, 3661-3667, 2010;
doi,
pdf.
|
| (13) |
Masopust T.,
Bounded Number of Parallel Productions in Scattered Context Grammars with Three Nonterminals,
Fundamenta Informaticae 99(4), 473-480, 2010;
doi,
pdf.
|
| (12) |
Masopust T.,
Simple restriction in context-free rewriting,
Journal of Computer and System Sciences 76(8), 837-846, 2010;
doi,
pdf.
|
| 2009 | (11) |
Csuhaj-Varjú, E., Masopust, T., Vaszil, G.,
Cooperating Distributed Grammar Systems with Permitting Grammars as Components,
Romanian Journal of Information Science and Technology 12(2), 175-189, 2009;
pdf.
|
| (10) |
Masopust, T., Meduna, A.,
On context-free rewriting with a simple restriction and its computational completeness,
RAIRO - Theoretical Informatics and Applications 43(2), 365-378, 2009;
doi,
pdf.
|
| (9) |
Masopust, T., Meduna, A.,
On Pure Multi-Pushdown Automata that Perform Complete Pushdown Pops,
Acta Cybernetica 19(2), 537-552, 2009;
pdf.
|
| (8) |
Masopust, T.,
On the Descriptional Complexity of Scattered Context Grammars,
Theoretical Computer Science 410(1), 108-112, 2009;
doi,
pdf.
|
| (7) |
Masopust, T.,
On the Terminating Derivation Mode in Cooperating Distributed Grammar Systems with Forbidding Components,
International Journal of Foundations of Computer Science 20(2), 331-340, 2009;
doi,
pdf.
|
| 2008 | (6) |
Masopust, T., Meduna, A., Šimáček, J.,
Two Power-Decreasing Derivation Restrictions in Generalized Scattered Context Grammars,
Acta Cybernetica 18(4), 783-793, 2008;
pdf.
|
| (5) |
Masopust, T., Meduna, A.,
On Descriptional Complexity of Partially Parallel Grammars,
Fundamenta Informaticae 87(3), 407-415, 2008;
pdf.
|
| (4) |
Masopust, T., Techet, J.,
Leftmost Derivations of Propagating Scattered Context Grammars: A New Proof,
Discrete Mathematics and Theoretical Computer Science 10(2), 39-46, 2008;
pdf.
|
| (3) |
Masopust, T.,
Descriptional Complexity of Multi-Parallel Grammars,
Information Processing Letters 108(2), 68-70, 2008;
doi,
pdf.
|
| 2007 | (2) |
Masopust, T., Meduna, A.,
Descriptional complexity of semi-conditional grammars,
Information Processing Letters 104(1), 29-31, 2007;
doi,
pdf.
|
| (1) |
Meduna, A., Masopust, T.,
Self-Regulating Finite Automata,
Acta Cybernetica 18(1), 135-153, 2007;
pdf.
|
| 2023 | (43) |
Balun, J., Masopust, T., Osička, P.,
Speed Me up if You Can: Conditional Lower Bounds on Opacity Verification,
International Symposium on Mathematical Foundations of Computer Science (MFCS 2023), LIPIcs 272, 16:1--16:15, 2023.
doi,
arXiv,
pdf
|
| 2022 | (42) |
Balun, J., Masopust, T.,
On Transformations among Opacity Notions,
IEEE International Conference on Systems, Man, and Cybernetics (SMC), 3012-3017, 2022,
doi.
Preprint:
pdf,
Extended version available at
arXiv.
|
| (41) |
Balun, J., Masopust, T.,
On Verification of Weak and Strong k-Step Opacity for Discrete-Event Systems,
WODES 2022, IFAC PapersOnLine 55(28), 108–113, 2022,
doi.
Preprint:
pdf.
Extended version available at
arXiv and
pdf.
|
| 2020 | (40) |
Reveliotis, S., Masopust, T.,
Efficient Assessment of State Liveness in Open, Irreversible, Dynamically Routed,
Zone-Controlled Guidepath-based Transport Systems: The General Case,
Proc. of Workshop on Discrete Event Systems (WODES),
IFAC-PapersOnLine 53(4), 235-242, 2020,
doi.
Preprint:
pdf
|
| (39) |
Balun, J., Masopust, T.,
On Verification of Strong Periodic D-Detectability for Discrete Event Systems,
Proc. of Workshop on Discrete Event Systems (WODES),
IFAC-PapersOnLine 53(4), 263-268, 2020,
doi.
Preprint:
arXiv,
pdf
|
| (38) |
Komenda, J., Masopust, T.,
Conditions for Hierarchical Supervisory Control under Partial Observation,
Proc. of Workshop on Discrete Event Systems (WODES),
IFAC-PapersOnLine 53(4), 303-308, 2020,
doi.
Preprint:
arXiv,
pdf
(arXiv and pdf versions contain a list of mistakes in the paper).
|
| (37) |
Balun, J., Masopust, T.,
On Opacity Verification for Discrete-Event Systems,
Proc. of IFAC World Congress, IFAC-PapersOnLine 53(2), 2075-2080, 2020,
doi.
Preprint:
arXiv,
pdf
|
| (36) |
Komenda, J., Masopust, T., Van Schuppen, J.H.,
Maximal Permissiveness of Modular Supervisory Control via Multilevel Structuring,
Proc. of IFAC World Congress, IFAC PapersOnLine 53(2), 2116-2121, 2020,
doi.
|
| 2019 | (35) |
Reveliotis, S., Masopust, T.,
Some new results on the state liveness of open guidepath-based traffic systems,
Proc. of Mediterranean Conference on Control and Automation (MED 2019), 398-404,
doi.
Preprint:
pdf
|
| 2018 | (34) |
Masopust, T., Krötzsch, M.,
Deciding Universality of ptNFAs is PSpace-Complete,
Proc. of International Conference on Current Trends in Theory and Practice of Computer Science
(SOFSEM), LNCS 10706, pp. 413-427, 2018,
doi.
Preprint:
pdf,
arXiv
|
| 2016 | (33) |
Krötzsch, M., Masopust, T., Thomazo, M.,
On the Complexity of Universality for Partially Ordered NFAs,
Proc. of International Symposium on Mathematical Foundations of Computer Science (MFCS),
LIPIcs 58, 61:1--61:14, 2016.
doi,
report
|
| (32) |
Masopust, T.,
Piecewise Testable Languages and Nondeterministic Automata,
Proc. of International Symposium on Mathematical Foundations of Computer Science (MFCS),
LIPIcs 58, 67:1--67:14, 2016.
doi,
report
|
| (31) |
Komenda, J., Masopust, T., Van Schuppen, J.H.,
Control of an Engineering-Structured Multilevel Discrete-Event System,
Proc. of International Workshop on Discrete Event Systems (WODES),
pp. 103-108, Xi'an, China, 2016.
doi
|
| (30) |
Komenda, J., Masopust, T., Van Schuppen, J.H.,
Distributed Computation of Maximally Permissive Supervisors in Three-Level Relaxed Coordination
Control of Discrete-Event Systems,
Proc. of IEEE Conference on Decision and Control (CDC),
pp. 441-446, Las Vegas, NV, USA, 2016.
doi,
IEEExplore
|
| 2015 | (29) |
Komenda, J., Masopust, T., Van Schuppen, J.H.,
On a Distributed Computation of Supervisors in Modular Supervisory Control,
Proc. of International Conference on Complex Systems Engineering (ICCSE),
Connecticut, USA, 2015, doi
(extended abstract available here pdf
and at arXiv).
|
| (28) |
Komenda, J., Masopust, T., van Schuppen, J.H.,
Multilevel Coordination Control of Partially Observed Modular DES,
Proc. of American Control Conference (ACC), pp. 384-389, Chicago, IL, USA, 2015,
pdf,
doi
|
| (27) |
Masopust, T., Thomazo, M.,
On the Complexity of k-Piecewise Testability and the Depth of Automata,
Proc. of Developments in Language Theory (DLT), LNCS 9168, pp. 364-376, Liverpool, UK, 2015.
The original publication is available at
www.springerlink.com.
(Extended abstract of "On k-piecewise testability (preliminary report)"
available at pdf.)
Slides
|
| (26) |
Komenda, J., Masopust, T., van Schuppen, J.H.,
Relative Observability in Coordination Control,
Proc. of 11th IEEE International Conference on Automation Science and Engineering
(IEEE CASE 2015),
Gothenburg, Sweden, pp, 75-80, 2015,
preprint,
doi.
|
| 2014 | (25) |
Holub, Š., Jirásková, G., Masopust, T.,
On Upper and Lower Bounds on the Length of Alternating Towers,
Proc. of MFCS 2014, LNCS 8634, pp. 315-326. Springer, Heidelberg 2014,
pdf.
The original publication is available at
www.springerlink.com.
|
| (24) |
Komenda, J., Masopust, T., van Schuppen, J.H.,
Bottom-Up Approach to Multilevel Supervisory Control with Coordination,
Proc. of the 13th European Control Conference (ECC), pp. 2715-2720.
EUCA, Strasbourg, France, 2014,
pdf,
doi.
|
| (23) |
Komenda, J., Masopust, T.,
Decentralized Supervisory Control with Communicating Supervisors
Based on Top-Down Coordination Control,
Proc. of the IEEE Conference on Decision and Control (CDC), pp. 5149-5155.
IEEE Control Systems Society, Los Angeles, CA, USA, 2014,
pdf,
doi.
|
| 2013 | (22) |
Jirásková, G., Masopust, T.,
On the State Complexity of the Reverse of R- and J-trivial Regular Languages,
H. Jürgensen and R. Reis (Eds.),
Proc. of DCFS 2013, LNCS 8031, pp. 136-147. Springer Berlin Heidelberg 2013,
pdf.
The original publication is available at
www.springerlink.com.
|
| (21) |
Czerwiński, W., Martens, W., Masopust, T.,
Efficient Separability of Regular Languages by Subsequences and Suffixes,
F. V. Fomin, R. Freivalds, M. Kwiatkowska, D. Peleg (Eds.),
Proc. of ICALP 2013, LNCS 7966, pp. 150-161. Springer Berlin Heidelberg 2013,
pdf.
The original publication is available at
www.springerlink.com.
|
| (20) |
Komenda, J., Masopust, T., van Schuppen, J.H.,
Multilevel Coordination Control of Modular DES,
Th. Parisini, R. Tempo (Eds.),
Proc. of the 52nd IEEE Conference on Decision and Control (CDC), pp. 6323-6328.
IEEE Control Systems Society, Florence, Italy, 2013,
pdf,
doi.
|
| (19) |
Komenda, J., Masopust, T.,
A Bridge between Decentralized and Coordination Control,
Proc. of the 51st Annual Allerton Conference on Communication, Control, and Computing, pp. 966-972,
IEEE Control Systems Society, Allerton House, UIUC, Illinois, USA, 2013,
pdf,
doi.
|
| 2012 | (18) |
Komenda, J., Masopust, T., van Schuppen J.H.,
On Algorithms and Extensions of Coordination Control of Discrete-Event Systems,
A. Ramírez-Treviño, J.-J. Lesage, M. Silva (Eds.),
WODES 2012, Guadalajara, Mexico, IFAC, pp. 245-250, 2012,
pdf.
The original publication is available at
www.ifac-papersonline.net.
(Note: Proposition 17 is not correct.)
|
| (17) |
Jirásková, G., Masopust, T.,
On Properties and State Complexity of Deterministic State-Partition Automata,
IFIP Theoretical Computer Science (TCS 2012),
J.C.M. Baeten, T. Ball, and F.S. de Boer (Eds.):
LNCS 7604, pp. 164-178,
IFIP International Federation for Information Processing (2012),
pdf.
The original publication is available at
www.springerlink.com.
|
| (16) |
Jirásková, G., Masopust, T.,
On the State and Computational Complexity of the Reverse of Acyclic Minimal DFAs,
N. Moreira and R. Reis (Eds.),
Proc. of CIAA 2012, LNCS 7381, pp. 229-239. Springer, Berlin, 2012,
pdf.
The original publication is available at
www.springerlink.com.
|
| 2011 | (15) |
Boutin, O., Komenda, J., Masopust, T., Schmidt, K., van Schuppen, J.H.,
Hierarchical Control with Partial Observations: Sufficient Conditions,
Proc. of IEEE Conference on Decision and Control and European Control Conference,
Orlando, Florida, pp. 1817-1822, 2011,
pdf,
doi
|
| (14) |
Jirásková, G., Masopust, T.,
State Complexity of Projected Languages,
M. Holzer, M. Kutrib, and G. Pighizzini (Eds.),
Proc. of DCFS 2011, LNCS 6808, pp. 198-211. Springer, Heidelberg, 2011,
pdf.
The original publication is available at
www.springerlink.com.
|
| (13) |
Komenda, J., Masopust, T., van Schuppen, J.H.,
Coordinated Control of Discrete Event Systems with Nonprefix-Closed Languages,
Proc. of IFAC WC 2011, pp. 6982-6987, Milano, Italy, 2011,
pdf,
doi
|
| 2010 | (12) |
Csuhaj-Varjú, E., Masopust, T., Vaszil, Gy.,
Blackhole State-Controlled Regulated Pushdown Automata,
Proc. of Second Workshop on Non-Classical Models for Automata and Applications (NCMA 2010),
Bordihn, H. and Freund, R. and Hinze, T. and Holzer, M. and Kutrib, M. and Otto, F. (eds.),
books@ocg.at, band 263, Österreichische Computer Gesellschaft, Wien, 45-56, 2010,
pdf
|
| (11) |
Jirásková, G., Masopust, T.,
Complexity in Union-Free Regular Languages,
Proc. of Developments in Language Theory (DLT 2010),
Gao, Y., Lu, H., Seki, S., Yu, S.,
LNCS 6224, Springer, Berlin, 255-266, 2010,
pdf.
The original publication is available at
www.springerlink.com.
|
| (10) |
Komenda, J., Masopust, T., van Schuppen, J. H.,
Synthesis of Safe Sublanguages satisfying Global Specification using Coordination Scheme for
Discrete-Event Systems,
Proc. of Workshop on Discrete Event Systems (WODES 2010),
Raisch, J., Giua, A., Lafortune, S., Moor, Th.,
IFAC, Laxenburg, 436-441, 2010,
pdf,
doi
|
| (9) |
Komenda, J., Masopust, T.,
Supremal Normal Sublanguages in Hierarchical Supervisory Control,
Proc. of Workshop on Discrete Event Systems (WODES 2010),
Raisch, J., Giua, A., Lafortune, S., Moor, Th.,
IFAC, Laxenbourg, 121-126, 2010,
pdf,
doi
|
| 2009 | (8) |
Křivka, Z., Masopust, T.,
A Note on the Cooperation in Rewriting Systems with Context-Dependency Checking,
Proc. of 11th Italian Conference on Theoretical Computer Science, Cremona, IT, p. 129-135, 2009,
pdf
|
| (7) |
Masopust, T., Meduna, A.,
Descriptional Complexity of Three-Nonterminal Scattered Context Grammars: An Improvement,
Proc. of 11th International Workshop on Descriptional Complexity of Formal Systems (DCFS 2009),
Magdeburg, Germany, p. 235-245, 2009,
pdf
|
| (6) |
Masopust, T.,
A Note on the Generative Power of Some Simple Variants of Context-Free Grammars Regulated by
Context Conditions,
Proc. of LATA 2009, LNCS 5457, Springer, Berlin, p. 554-565, 2009,
pdf.
The original publication is available at
www.springerlink.com.
|
| (5) |
Masopust, T.,
Regulated Nondeterminism in PDAs: The Non-Regular Case,
Proc. of Workshop on Non-Classical Models of Automata and Applications (NCMA 2009),
Wroclaw, Poland, ocg, p. 181-194, 2009,
pdf
|
| 2008 | (4) |
Masopust, T., Meduna, A.,
On Pure Multi-Pushdown Automata that Perform Complete-Pushdown Pops,
Proc. of 12th International Conference on Automata and Formal Languages (AFL 2008),
Balatonfured, Hungary, p. 325-336, 2008,
pdf
|
| 2007 | (3) |
Masopust, T., Meduna, A.,
Descriptional Complexity of Generalized Forbidding Grammars,
Proc. of 9th International Workshop on Descriptional Complexity of Formal Systems,
High Tatras, Slovakia, p. 170-177, 2007,
pdf
|
| (2) |
Masopust, T., Meduna, A.,
Descriptional Complexity of Grammars Regulated by Context Conditions,
Pre-proc. of LATA 2007.
Reports of the Research Group on Mathematical Linguistics 35/07,
Universitat Rovira i Virgili, Tarragona, Spain, p. 403-411, 2007,
pdf
|
| (1) |
Masopust, T.,
Scattered Context Grammars Can Generate the Powers of 2,
Proc. of the 13th Conference STUDENT EEICT 2007, Volume 4,
Brno, Czechia, p. 401-404, 2007,
pdf
|
