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Institute of Formal Methods in Computer Science

SZS - Publications - Books and Journal Articles

 

To appear

Toni Jussila, Keijo Heljanko, and Ilkka Niemelä. BMC via on-the-fly determinization. STTT - International Journal on Software Tools for Technology Transfer, to appear.
Info
See www.tcs.hut.fi ...
Conference version
Volker Diekert, Tero Harju, and Dirk Nowotka. Weinbaum factorizations of primitive words. Izvestiya VUZ Matematika, to appear.
GZipped PostScript (148 kB)
PDF (186 kB)
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Tech report version
Tero Harju and Dirk Nowotka. Periodicity and unbordered words: A proof of the extended duval conjecture. J. Assoc. Comput. Mach., to appear.
GZipped PostScript (201 kB)
PDF (229 kB)
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Journal version

2007

Javier Esparza, Pradeep Kanade, and Stefan Schwoon. A negative result on depth-first unfoldings. Software Tools for Technology Transfer, 2007.
GZipped PostScript (80 kB)
PDF (184 kB)
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2006

Tero Harju and Dirk Nowotka. Binary words with few squares. Bull. EATCS, 89:164–166, June 2006.
GZipped PostScript (94 kB)
PDF (108 kB)
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Tech report version
Javier Esparza, Antonín Kučera, and Richard Mayr. Model checking probabilistic pushdown automata. Logical Methods in Computer Science, 2006.
PDF (403 kB)
Info
Tech report version, Conference version
Tero Harju and Dirk Nowotka. On unique factorizations of primitive words. Theoret. Comput. Sci., 356(1–2):186–189, 2006.
GZipped PostScript (106 kB)
PDF (127 kB)
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Tech report version
Tero Harju and Dirk Nowotka. Periods in word extensions. Acta Inform., 43(2):165–171, 2006.
GZipped PostScript (111 kB)
PDF (136 kB)
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Tech report version

2005

Thomas Reps, Stefan Schwoon, Somesh Jha, and David Melski. Weighted pushdown systems and their application to interprocedural dataflow analysis. Science of Computer Programming, 58(1–2):206–263, October 2005. Special Issue on the Static Analysis Symposium 2003.
GZipped PostScript (942 kB)
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Conference version, Tech report version
Ahmed Bouajjani, Javier Esparza, and Tayssir Touili. Reachability analysis of synchronized PA-systems. Electronic Notes in Theoretical Computer Science, 138(3):153–178, 2005.
GZipped PostScript (76 kB)
PDF (137 kB)
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Conference version
Barbara König. Analysing input/output-capabilities of mobile processes with a generic type system. Journal of Logic and Algebraic Programming, 63(1):35–58, 2005.
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Barbara König. A general framework for types in graph rewriting. Acta Informatica, 42(4-5):349–388, 2005.
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Tero Harju, Arto Lepistö, and Dirk Nowotka. A characterization of periodicity of bi-infinite words. Theoret. Comput. Sci., 347(1–2):419–422, 2005.
GZipped PostScript (95 kB)
PDF (75 kB)
Info
Tech report version
Tero Harju and Dirk Nowotka. On the equation in a free semigroup. Theoret. Comput. Sci., 330(1):117–121, 2005.
GZipped PostScript (129 kB)
PDF (107 kB)
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Tech report version
Tero Harju and Dirk Nowotka. Counting bordered and primitive words with a fixed weight. Theoret. Comput. Sci., 340(2):273–279, 2005.
GZipped PostScript (165 kB)
PDF (112 kB)
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Tech report version

2004

Markus Holzer and Stefan Schwoon. Assembling molecules in Atomix is hard. Theoretical Computer Science, 303(3):447–462, February 2004.
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Tech report version
J. Esparza. A polynomial-time algorithm for checking consistency of free-choice signal transition graphs. Fundamenta Informaticae, 62(2):197–220, 2004.
GZipped PostScript (129 kB)
PDF (182 kB)
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Conference version
Markus Holzer and Barbara König. On deterministic finite automata and syntactic monoid size. Theoretical Computer Science, 327:319–347, 2004.
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Conference version
Matthias Hopf, Michael Luttenberger, and Thomas Ertl. Hierarchical splatting of scattered 4d data. IEEE Computer Graphics and Applications, 24(04):64–72, 2004.
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Tero Harju and Dirk Nowotka. The equation in a free semigroup. Semigroup Forum, 68(3):488–490, 2004.
GZipped PostScript (40 kB)
PDF (70 kB)
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Tech report version
Tero Harju and Dirk Nowotka. Minimal Duval extensions. Internat. J.,Found. Comput. Sci., 15(2):349–354, 2004.
GZipped PostScript (53 kB)
PDF (94 kB)
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Tech report version
Tero Harju and Dirk Nowotka. Border correlation of binary words. J. Combin. Theory, Ser A, 108(2):331–341, 2004.
GZipped PostScript (150 kB)
PDF (140 kB)
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Tech report version

2003

Javier Esparza, Antonín Kučera, and Stefan Schwoon. Model-checking LTL with regular valuations for pushdown systems. Information and Computation, 186(2):355–376, November 2003.
GZipped PostScript (202 kB)
PDF (214 kB)
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Conference version
A. Bouajjani, J. Esparza, and T. Touili. A generic approach to the static analysis of concurrent programs with procedures. International Journal on Foundations of Computer Science, 14(4):551–582, 2003.
GZipped PostScript (141 kB)
PDF (371 kB)
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Conference version
A. Kučera and J. Esparza. A logical viewpoint on process-algebraic quotients. Journal of Logic and Computation, 13(6):863–880, 2003.
GZipped PostScript (98 kB)
PDF (263 kB)
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Conference version
Keijo Heljanko and Ilkka Niemelä. Bounded LTL model checking with stable models. Theory and Practice of Logic Programming (TPLP), 3(4&5):519–550, 2003. Also available as (CoRR: arXiv:cs.LO/0305040).
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See www.tcs.hut.fi ...
Tero Harju and Dirk Nowotka. On the independence of equations in three variables. Theoret. Comput. Sci., 307(1):139–172, 2003.
GZipped PostScript (110 kB)
PDF (241 kB)
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Tech report version

2002

J. Esparza and C. Lakos, editors. Applications and theory of petri nets 2002, volume 2360 of Lecture Notes in Computer Science. Springer Verlag, 2002.
Info
See link.springer.de ...
J. Esparza, S. Römer, and W. Vogler. An improvement of McMillan's unfolding algorithm. Formal Methods in System Design, 20:285–310, 2002.
GZipped PostScript (149 kB)
PDF (351 kB)
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Conference version
Tero Harju and Dirk Nowotka. Density of critical factorizations. Theor. Inform. Appl., 36(3):315–327, 2002.
GZipped PostScript (68 kB)
PDF (131 kB)
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Tech report version

2001

J. Esparza and C. Schröter. Unfolding based algorithms for the reachability problem. Fundamenta Informaticae, 47(3–4):231–245, 2001.
GZipped PostScript (150 kB)
PDF (177 kB)
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2000

A. Bouajjani, J. Esparza, A. Finkel, O. Maler, P. Rossmanith, B. Willems, and P. Wolper. An efficient automata approach to some problems on context-free grammars. Information Processing Letters, 74(5–6):221–227, 2000.
GZipped PostScript (84 kB)
PDF (212 kB)
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An even more efficient approach can be found in ERS00
J. Esparza and S. Melzer. Verification of safety properties using integer programming: Beyond the state equation. Formal Methods in System Design, 16:159–189, 2000.
GZipped PostScript (133 kB)
PDF (331 kB)
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1999

J. Esparza, J.L. Lopez, and J. Sesma. Zeros of the Whittaker function associated to Coulomb waves. IMA Journal of Applied Mathematics, 63(1):71–88, 1999.
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P. Jančar, J. Esparza, and F. Moller. Petri nets and regular behaviours. Journal of Computer and System Sciences, 59(3):476–503, 1999.
GZipped PostScript (82 kB)
PDF (285 kB)
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1998

J. Esparza. Reachability in live and safe free-choice Petri nets is -complete. Theoretical Computer Science, 198(1–2):211–224, 1998.
GZipped PostScript (66 kB)
PDF (222 kB)
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1997

O. Burkart and J. Esparza. More infinite results. Bulletin of the EATCS 62 (Concurrency Column), 1997.
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J. Esparza. Petri nets, commutative context-free grammars, and basic parallel processes. Fundamenta Informaticae, 31:13–26, 1997.
GZipped PostScript (69 kB)
PDF (226 kB)
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Conference version
J. Esparza. Decidability of model-checking for infinite-state concurrent systems. Acta Informatica, 34:85–107, 1997.
GZipped PostScript (83 kB)
PDF (282 kB)
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1996

O. Burkart and J. Esparza. More infinite results. Electronic Notes in Theoretical Computer Science, 6, 1996.
GZipped PostScript (70 kB)
PDF (296 kB)
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J. Esparza and G. Bruns. Trapping mutual exclusion in the box calculus. Theoretical Computer Science, 153(1):95–128, 1996.
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1995

A. Cheng, J. Esparza, and J. Palsberg. Complexity results for 1-safe nets. Theoretical Computer Science, 147:117–136, 1995.
PDF (182 kB)
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J. Desel and J. Esparza. Shortest paths in reachability graphs. Journal of Computer and System Sciences, 51(2):314–323, 1995.
PDF (1 MB)
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J. Desel and J. Esparza. Free choice Petri nets, volume 40 of Cambridge Tracts in Theoretical Computer Science. Cambridge University Press, 1995.
Info
See titles.cambridge.org ...
Allan Cheng, Javier Esparza, and Jens Palsberg. Complexity results for 1-safe nets. Theoretical Computer Science, 147(1&2):117–136, 1995.
PDF (182 kB)
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1994

J. Esparza and M. Nielsen. Decibility issues for Petri nets - a survey. Journal of Informatik Processing and Cybernetics, 30(3):143–160, 1994.
GZipped PostScript (59 kB)
PDF (243 kB)
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J. Esparza. Reduction and synthesis of live and bounded free choice Petri nets. Information and Computation, 114(1):50–87, 1994.
PDF (3 MB)
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J. Esparza. Model checking using net unfoldings. Science of Computer Programming, 23:151–195, 1994.
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1993

J. Desel and J. Esparza. Reachability in cyclic extended free-choice systems. Theoretical Computer Science, 114:93–118, 1993.
PDF (2 MB)
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Conference version

1992

E. Best, J. Desel, and J. Esparza. Traps characterise home states in free choice systems. Theoretical Computer Science, 101:161–176, 1992.
PDF (1 MB)
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Conference version
J. Esparza and M. Silva. A polynomial time algorithm to decide liveness of bounded free choice nets. Theoretical Computer Science, 102:185–205, 1992.
PDF (1 MB)
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J. Esparza. A solution to the covering problem for 1-bounded conflict-free petri nets using linear programming. Information Processing Letters, 41:313–319, 1992.
PDF (947 kB)
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1991

A. Cruz, J. Esparza, and J. Sesma. Zeros of the hankel function of real order out of the principal riemann sheet. Journal of Computational und Applied Mathematics, 37:89–99, 1991.
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