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   Journal and proceedings papers: (my dblp list)
  • Model Counting for Dependency Quantified Boolean Formulas (pdf)
    Long-Hin Fung, Che Cheng, Jie-Hong Roland Jiang, Friedrich Slivovsky, Tony Tan
    To appear in the Proceedings of AAAI 2026
  • Decidability of Graph Neural Networks via Logical Characterizations
    Michael Benedikt, Chia-Hsuan Lu, Boris Motik, Tony Tan
    Proceedings of ICALP 2024
    Accepted with minor revision in ACM TOCL
    https://arxiv.org/abs/2404.18151
  • Fine-Grained Complexity Analysis of Dependency Quantified Boolean Formulas (pdf)
    Che Cheng, Long-Hin Fung, Jie-Hong Roland Jiang, Friedrich Slivovsky, Tony Tan
    Proceedings of SAT 2025
    Invited to Journal of AI and Journal of AI Research
    Submitted to Journal of AI Research
  • Separation and Definability in Fragments of Two-Variable First-Order Logic with Counting
    Louwe Kuijer, Tony Tan, Frank Wolter, Michael Zakharyaschev
    Proceedings of LICS 2025 (an extended abstact also appears in DL 2024)
  • Two Variable Logic with Ultimately Periodic Counting (pdf)
    Michael Benedikt, Egor Kostylev, Tony Tan
    Proceedings of ICALP 2020
    SIAM Journal on Computing 53(4): 884--968 (2024)
  • 2-DQBF Solving and Certification via Property-Directed Reachability Analysis (pdf)
    Long-Hin Fung, Che Cheng, Yu-Wei Fan, Tony Tan, Jie-Hong Roland Jiang
    Proceedings of FMCAD 2024 (best paper award)
    Invited and submitted to Formal Methods in System Designs
  • On two-variable guarded fragment logic with expressive local Presburger constraints (pdf)
    Chia-Hsuan Lu, Tony Tan
    Logical Methods in Computer Science 20(3) (2024)
    https://arxiv.org/abs/2206.13731
  • <On the Complexity of k-DQBF (pdf)
    Long-Hin Fung, Tony Tan
    Proceedings of SAT 2023
  • On Classical Decidable Logics Extended with Percentage Quantifiers and Arithmetics
    Bartosz Bednarczyk, Maja Orlowska, Anna Pacanowska, Tony Tan
    Proceedings of FSTTCS 2021
    https://arxiv.org/abs/2106.15250
  • Towards a more efficient approach for the satisfiability of two-variable logic
    Ting-Wei Lin, Chia-Hsuan Lu, Tony Tan
    Proceedings of LICS 2021
    https://arxiv.org/abs/2104.10621
  • A simple combinatorial proof for the small model property of two-variable logic
    Yanger Ma, Tony Tan
    Information Processing Letter, September 2021
  • Subsequence versus substring constraints in sequence pattern languages
    Steven Engels, Tony Tan, Jan Van den Bussche
    Acta Informatica 58(1): 35-56 (2021)
  • Finite-State Map-Reduce Computation and Relational Algebra Queries
    Frank Neven, Nicole Schweikardt, Frédéric Servais, Tony Tan
    ACM Transactions on Computational Logic (ACM TOCL) 19(2): 14:1-14:37 (2018)
  • A note on first-order spectra with binary relations (pdf)
    Eryk Kopczynski and Tony Tan
    Logical Methods in Computer Science (LMCS) 14(2) (2018)
    https://arxiv.org/abs/1706.08691
  • Parallel evaluation of multi-semi-join
    Jonny Daenen, Frank Neven, Tony Tan, Stijn Vansummeren
    Proceedings of VLDB Endowment 9(10): 732--743 (2016)
    https://arxiv.org/abs/1605.05219
  • Regular expressions for data words (pdf)
    Leonid Libkin, Tony Tan, Domagoj Vrgoc
    Journal of Computer and System sciences 81(7): 1278-1297 (2015)
  • On the Variable Hierarchy of First-Order Spectra (pdf)
    Eryk Kopczynski and Tony Tan
    ACM Transactions on Computational Logic 16(2):17 (2015)
    http://arxiv.org/abs/1403.2225
  • Regular graphs and the spectra of two-variable logic with counting (pdf)
    Eryk Kopczynski and Tony Tan
    SIAM Journal on Computing 44(3):786--818 (2015)
    http://arxiv.org/abs/1304.0829
  • Distributed Streaming with Finite Memory (pdf)
    Frank Neven, Nicole Schweikardt, Frederic Servais, Tony Tan
    Proceedings of ICDT 2015
  • Gumbo: Guarded Fragment Queries over Big Data (pdf)
    Jonny Daenen, Frank Neven, Tony Tan
    Proceedings of EDBT 2015
  • Regular Expressions for Querying Data graphs (pdf)
    Tony Tan and Domagoj Vrgoc
    International Journal of Foundations of Computer Science 25(8):971--986 (2014)
    Special issue of DLT 2013
    Proceedings of DLT 2013 under the title: Regular Expressions with Binding over Data Words for Querying Graph Databases (pdf)
  • Extending Two-variable Logic on Data Trees with Order on Data Values and its Automata (pdf)
    Tony Tan
    ACM Transactions on Computational Logic 15(1):8 (2014)
    Proceedings of LICS 2012, under the title: An Automata Model for Trees with Ordered Data Values (pdf)
    http://arxiv.org/abs/1212.3251
  • Graph Reachability and Pebble Automata over Infinite Alphabets (pdf)
    Tony Tan
    ACM Transactions on Computational Logic 14(3):5 2013
    Proceedings of LICS 2009. (pdf)
    http://arxiv.org/abs/1110.2776
  • Efficient Reasoning about Data Trees via Integer Linear Programming (pdf)
    Claire David, Leonid Libkin and Tony Tan
    ACM Transactions on Database Systems 37(3): 19 (2012)
    Best paper award in ICDT 2011 (pdf)
  • Feasible Automata for Two-Variable Logic with Successor on Data Words (pdf)
    Ahmet Kara, Thomas Schwentick and Tony Tan
    Proceedings of LATA 2012
  • On the Complexity of Query Answering over Incomplete XML Documents (pdf)
    Amelie Gheerbrant, Leonid Libkin and Tony Tan
    Proceedings of ICDT 2012
  • A Formalism for Graph Databases and its Model of Computation (pdf)
    Juan Reutter and Tony Tan
    Proceedings of AMW 2011
  • A Note on Two-pebble Automata over Infinite Alphabets (pdf)
    Michael Kaminski and Tony Tan
    Fundamenta Informaticae 98(4): 379--390 (2010)
  • On the Satisfiability of Two-Variable Logic over Data Words (pdf)
    Claire David, Leonid Libkin and Tony Tan
    Proceedings of LPAR 2010
  • On Pebble Automata for Data Languages with Decidable Emptiness Problem (pdf)
    Tony Tan
    Proceedings of MFCS 2009
    Journal of Computer and System Sciences 76(8): 778--791 (2010)
  • Tree Automata over Infinite Alphabets (pdf)
    Michael Kaminski and Tony Tan
    Pillars of Computer Science 2008, pages 386--423, LNCS 4800, Springer-Verlag
  • Subdividing Alpha Complex (pdf)
    Alan Cheng Ho-lun and Tony Tan
    Computational Geometry 39(2): 104--117 (2008)
    Proceedings of MFCS 2005
  • Regular Expressions for Languages over Infinite Alphabets (pdf)
    Michael Kaminski and Tony Tan
    Proceedings of COCOON 2004
    Fundamenta Informaticae 69(3): 301--318 (2006)
  • Subdividing Alpha Complex (pdf)
    Alan Cheng Ho-lun and Tony Tan
    Proceedings of FSTTCS 2004