• Guidelines Deadline 30/06/2026 23:59:59 UTC+0

    • The Federated Logic Conference (FLoC 2026) will take place in Lisbon, Portugal, in July 2026, bringing together the world’s leading conferences on logic, computation, and formal methods. FLoC provides a vibrant, collaborative environment where researchers, practitioners, and students can share breakthroughs, explore emerging topics, and connect with the global logic community.

      By registering for FLoC 2026, you will gain access to a rich program of conferences, workshops, tutorials, and networking opportunities in one of Europe’s most inspiring cities. We invite you to join us in Lisbon and be part of this major gathering shaping the future of logic in computer science.
       
      Registrations include:
      - Access to all scientific sessions during the days of the selected registration(s);
      - Access to sponsor area (available after the 18th of July);
      - Access to all coffee-breaks and lunches during the days of the selected registration(s);
      - Conference registration includes attendance at the Welcome Gathering on the first day of the selected conference week, as well as the Gala Dinner on either 22 or 28 July, depending on the week chosen.
      - Certificate of participation for the selected registration(s).

      Notes:
      - Workshop Dinner is not included and must be confirmed and paid upon selection.
      - If you are registering as a CSF Member, you must attach proof of membership (document, card or membership number).
      - Students must submit proof of enrollment at an educational institution.

      Payment Terms
      - All fees must be paid in EUR.
      - Accepted payment methods will be indicated during the online registration process.
      - Registration is only considered valid after full payment is received.
      - Invoices will be issued upon request.

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  • Please select the activities you want to attend
    •  DescriptionFeeTotal
         
      SUMMER SCHOOL
      6th Summer School on Foundations of Programming and Software Systems (FoPSS) || July 13-17
      13th SAT/SMT/AR Summer School || July 13-17
      CONFERENCE WEEK 1 || 20 to 23 July
      (complementary; please select the activities you’ll be with us to reduce food waste)
      Reception || July 20
      Banquet || July 22
      Which is the main conference you will attend?
      32nd International Conference on Principles and Practice of Constraint Programming (CP)
      11th International Conference on Formal Structures for Computation and Deduction (FSCD)
      42nd International Conference on Logic Programming (ICLP)
      23rd International Conference on Principles of Knowledge Representation and Reasoning (KR)
      41st Annual ACM/IEEE Symposium on Logic in Computer Science (LICS)
      29th International Conference on Theory and Applications of Satisfiability Testing (SAT)
      CONFERENCE WEEK 2 || 26 to 29 July
      (complementary; please select the activities you’ll be with us to reduce food waste)
      Reception || July 26
      Banquet || July 28
      Which is the main conference you will attend?
      38th International Conference on Computer Aided Verification (CAV)
      13th International Joint Conference on Automated Reasoning (IJCAR)
      17th International Conference on Interactive Theorem Proving (ITP)
      WORKSHOPS WEEK 1
      3-DAY WORKSWHOPS
      24th International Workshop on Nonmonotonic Reasoning (NMR) || July 17 to 19
      39th International Workshop on Description Logics (DL) || July 17 to 19
      2-DAY WORKSWHOPS
      Doctoral Program of the International Conference on Principles and Practice of Constraint Programming (DPCP) || July 18-19
      8th International Workshop on Artificial Intelligence and fOrmal VERification, Logic, Automata, and sYnthesis (OVERLAY) || July 18-19
      17th Workshop on Games for Logic and Programming Languages (GALOP) || July 18-19
      Logical and Semantic Frameworks with Applications (LSFA) || July 18-19
      Logic and Computational Complexity (LCC) || July 18-19
      Proof Complexity (PC) || July 18-19
      10th International Workshop on Trends in Linear Logic and Applications (TLLA) || July 18-19
      1-DAY WORKSWHOPS
      19th Workshop on Answer Set Programming and Other Programming Paradigms (ASPOCP) || July 18
      2nd Workshop on Cognitive Architectures for Robotics: LLMs and Logic in Action (CARLA) || July 18
      22nd Doctoral Consortium and Summer School on Logic Programming (ICLP-DC-SS) || July 18
      Workshop on Models and Solvers for Dynamic Programming (DPSOLVE) || July 18
      Tutorial: Definite Descriptions in KR Languages (DefDesKR) || July 18
      Tutorial: The Evolving Landscape of Answer Set Programming: From Fundamentals to Recent Advancements (ELASP) || July 18
      Workshop on End-user Logic Programming (EULP) || July 18
      Formal Methods in Quantum Computing (FMQC) || July 18
      IFIP Working Group 1.6 (IFIP16) || July 18
      12th Workshop on Intersection Types and Related Systems (ITRS) || July 18
      Joint Workshop on Statistics and Knowledge Integration for Logic, Learning, Ethical Decisions, and LLMs (SKILLED-LLMs 2026) || July 18
      Machine Learning for Solvers and Provers (ML4SP) || July 18
      Mathematically Structured Functional Programming (MSFP) || July 18
      Modularity and Splitting Techniques for Knowledge Representation and Reasoning (MoST) || July 18
      International Workshop on Experimental Evaluation of Algorithms for Solving Problems with Combinatorial Explosion (RCRA 2026) || July 18
      Workshop on Semantic Technologies for Data Management (ST4DM) || July 18
      Structure meets Power (SmP) || July 18
      Tutorial: NeuroSymbolic AI for Making Sense of Streaming Data (SteamingNeSy) || July 18
      Tribute to Gilles Dowek || July 18
      Tutorial: Arguing in dynamic and uncertain situations: From theoretical insights to application (ADU) || July 19
      Tutorial: Learning in Argumentation (ArguLearn) || July 19
      Diagrams in Logic and Computation (DIALOCO) || July 19
      Tutorial: Geometric Ontology Embeddings (GOE) || July 19
      International Workshop on Logical Aspects in Multi-Agent Systems and Strategic Reasoning (LAMAS&SR) || July 19
      Joint Workshop on LLMs meet Constraint Solving and on Logic for Explainable AI Systems (LLM-Solve&LEX-AI) || July 19
      Tutorial: LLMs for Reasoning and Reasoning for LLMs (LLM4R) || July 19
      Mentoring Workshop Week 1 || July 19
      25th Workshop on Constraint Modelling and Reformulation (ModRef) || July 19
      Prolog Education Workshop (PEG) || July 19
      Third Annual Workshop on Prolog Improvement Proposals (PIPs) || July 19
      Pragmatics of SAT (PoS) || July 19
      Correct-by-construction distributed systems and Decentralised Applications: from blockchain to swarms (CbC-DS) || July 19
      International Workshop on Quantified Boolean Formulas and Beyond (QBF) || July 19
      Rocqshop (RocqWS) || July 19
      14th International Workshop on Computing with Terms and Graphs (TERMGRAPH) || July 19
      Theorem Proving Components for Educational Software (ThEdu) || July 19
      3rd International Workshop on Highlights in Organizing and Optimizing Proof-logging Systems (WHOOPS) || July 19
      12th International Workshop on Rewriting Techiniques for Program Transformations and Evaluation (WPTE) || July 19
      WORKSHOPS WEEK 2
      2-DAY WORKSWHOPS
      Workshop on Craig Interpolation, Beth Definability, and Second-Order Quantifier Elimination (CI-BD-SOQE) || July 24-25
      Computational Methods in Systems Biology (CMSB) || July 24-25
      Workshop on Abstract and Concrete Techniques in Verification (ACV) || July 24-25
      Intuitionistic Modal Logic and Applications (IMLA) || July 24-25
      Parameterized Complexity of Computational Reasoning (PCRR) || July 24-25
      Structures and Deduction (SD) || July 24-25
      Symposium on AI Verification (SAIV) || July 24-25
      24th International Workshop on Satisfiability Modulo Theories (SMT) || July 24-25
      Women in Logic (WiL) || July 24-25
      Isabelle Workshop (Isabelle) || July 24-25
      1-DAY WORKSWHOPS
      Automated Reasoning in Quantified Non-Classical Logics (ARQNL) || July 24
      7th Workshop on Formal Reasoning about Causation, Responsibility, and Explanations in Science and Technology (CREST) || July 24
      Workshop on the Ergonomics of Verification Interfaces & Tools (EVIT) || July 24
      Workshop on Hyperproperties: Advances in Theory and Applications (HYPER) || July 24
      15th International Workshop on Confluence (IWC) || July 24
      Logical frameworks and meta-languages: Theory and Practice (LFMTP) || July 24
      6th Workshop on Program Equivalence and Relational Reasoning (PERR) || July 24
      Logical approaches to handling INconsistent DAta (LINDA) || July 24
      RajeevFest: A Celebration of Rajeev Alur (RajeevFest) || July 24
      A Celebration of Professor Marta Kwiatkowskas Contributions to Formal Methods (MartaFest) || July 24
      Soft Constraints, Discrete Optimization, and Machine Learning (Soft) || July 24
      Theory and Methods for Abstraction (THEMA) || July 24
      15th TPTP Tea Party (TPTPTP) || July 24
      40th International Workshop on Unification (UNIF) || July 24
      Joint Workshop on Explainable Logic-Based Knowledge Representation and Explanations with Constraints and Satisfiability (XLoKR-ExCoS) || Jully 24
      9th Vampire Workshop (Vampire) || July 24
      Workshop on AI for Mathematics and Computer Science Research (AIMACS) || July 25
      Automated Reasoning for Future Space Logistics (AR4Space) || July 25
      Joint Workshop on Competitions and other Problem Solving Challenges and on the Design and Evaluation of Benchmark Sets for Formal Methods (Bench-Evaluations) || July 25
      Foundations of Computer Security (FCS) || July 25
      Formal Reasoning for Compositional Systems Engineering (FORCE) || July 25
      Workshop on Horn Clauses for Verification and Synthesis (HCVS) || July 25
      Logic and Practice of Programming Rigorous Knowledge and Efficient Queries for Trustworthy AI (LPOP) || July 25
      Lean Workshop (Lean) || July 25
      Workshop on Logical Methods for Neural Network Analysis (LogicNN) || July 25
      Workshop on Counting, Sampling, and Synthesis (MC) || July 25
      Mentoring Workshop - 2nd Week (MW2) || July 25
      Practical Aspects of Automated Reasoning (PAAR) || July 25
      Workshop on Synthesis (SYNT) || July 25
      21st International Workshop on Termination and Termination and Complexity Competition (WST) || July 25
      Workshop on Verification of Probabilistic Programs (VeriProP) || July 25
      Tools for Educational Activities in Logic (TEAL) || July 25
      LUNCHES
      (complementary; please select the days you’ll be having lunch with us to reduce food waste)
      July 13
      July 14
      July 15
      July 16
      July 17
      July 18
      July 19
      July 20
      July 21
      July 22
      July 23
      July 24
      July 25
      July 26
      July 27
      July 28
      July 29
      WORKSHOP BANQUET
      Workshop Banquet || July 18
      Workshop Banquet || July 18
      Workshop Banquet || July 24
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