HIGHLIGHTS26: HIGHLIGHTS 2026
PROGRAM

Days: Monday, September 7th Tuesday, September 8th Wednesday, September 9th Thursday, September 10th Friday, September 11th

Monday, September 7th

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Tuesday, September 8th

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10:30-12:06 Session 6A: Presentations
10:30
Automata for MSO over Infinite Trees with Quantification over Borel Sets of Branches (abstract)
10:42
Layered automata: A canonical model for automata over infinite words (abstract)
10:54
History-deterministic Büchi automata are succinct (abstract)
11:06
A simple algorithmic framework for disambiguation of finite automata (abstract)
11:18
Decomposition of Automata recognizing Ideals (abstract)
11:30
Regular Languages Out of Order: An Algebraic View of Streaming Space (abstract)
11:42
Asymptotic Hausdorff and Language Similarity (abstract)
11:54
Hierarchical-Alphabet Automata: Extendable Acceptors for Languages of Nested Words (abstract)
12:06
Computing Measures: Fixed Points Beyond Lattices (abstract)
10:30-12:06 Session 6B: Presentations
10:30
Dicey Games: Shared Sources of Randomness in Distributed Systems (abstract)
10:42
Verification of Equilibria in Probabilistic Concurrent Multiplayer Reachability Games (abstract)
10:54
Don't Start From Zero: Optimizing Value Iteration in MDPs After Action Removal (abstract)
11:06
Tractable Hyperproperties for MDPs (abstract)
11:18
Sure-almost-sure Window Mean Payoff in Markov Decision Processes (abstract)
11:30
Stopping Criterion for Strategy Improvement on Concurrent Stochastic Games (abstract)
11:42
Randomise Alone, Reach as a Team (CAV26 Paper) (abstract)
11:54
Revealing POMDPs: Qualitative and Quantitative Analysis for Parity Objectives (abstract)
14:30-16:00 Session 7A: Presentations
14:30
Representations: a general theory (abstract)
14:42
Program Logics via Distributive Monoidal Categories (abstract)
14:54
The Magmoid of Normalized Stochastic Kernels (abstract)
15:06
Languages and Recognition in a Category with Factorisation (abstract)
15:18
Polynomial Algebras of Logical Structures (abstract)
15:30
Register Automata in a Category (abstract)
15:42
Alternating Kleene Algebra (abstract)
14:30-16:00 Session 7B: Presentations
14:30
Opacity problems in multi-energy timed automata (abstract)
14:42
Best-Effort Safety Control of Multi-Mode Systems (abstract)
14:54
(In)aproximability of weighted timed games (abstract)
15:06
Scalable Current-State Estimation of Discrete-Timed Automata (abstract)
15:18
Back in Time: Bringing a Classical Theory of Compositional Verification to Timed Automata (abstract)
15:30
Efficiently computable temporal robustness for a practical STL fragment (abstract)
Wednesday, September 9th

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10:30-12:30 Session 9A: Presentations
10:30
From Sets to Points: Simplifying MSO Interpretations via Reparameterizations (abstract)
10:42
On Variable-Bounded Non-Linear Expansions of Presburger Arithmetic (abstract)
10:54
Interpolants in Modal Logic with Nominals (abstract)
11:06
Complexity of Clique-Guarded First-Order Logic with Counting (abstract)
11:18
Hereditary 2-WQO Graph Classes Have Bounded Clique-Width (abstract)
11:30
Order-invariant cluster first-order logic on graph classes of bounded degree (abstract)
11:42
Join Queries with Insertion Order: Expressiveness and Query Evaluation (abstract)
11:54
Extending MSO with index quantifiers (abstract)
12:06
Alice, Bob, and Finite Relational Structures (abstract)
10:30-12:30 Session 9B: Presentations
10:30
The complexity of downward closures of indexed languages (abstract)
10:42
The Complexity of Nested Reset Counter Systems (abstract)
10:54
The complexity of well-matched regularity for visibly pushdown languages (abstract)
11:06
Quantitative Analysis of Pushdown Networks (abstract)
11:18
Bounded treewidth, multiple context-free grammars, and downward closures (abstract)
11:30
Extending VASS with Additional Integer Counters (abstract)
11:42
Exploring VASS Parameterised by Geometric Dimension (abstract)
11:54
Integer reachability in data VASS (abstract)
12:06
Reachability in Branching Vector Addition Systems (abstract)
Thursday, September 10th

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10:30-12:30 Session 12A: Presentations
10:30
Preservation Theorems for Transducer Outputs (abstract)
10:42
Edit Distance of Finite-Valued Transducers (abstract)
10:54
Hamming distance between finite transducers (abstract)
11:06
String Solving with Stabilization and Transducers (abstract)
11:18
Towards an Equational Theory for String-to-String Regular Functions (abstract)
11:30
Reducing tree logic membership problems to automata-theoretic membership problems (abstract)
11:42
Tree Automata Acceptance up to Measurable Defect (abstract)
11:54
Ultimately-cyclic equational systems (abstract)
12:06
Lasso games (abstract)
12:18
Van der Put Coefficients and Automata (abstract)
10:30-12:30 Session 12B: Presentations
10:30
On the Subspace Orbit Problem and the Simultaneous Skolem Problem (abstract)
10:42
Kannan and Lipton meet Schanuel (abstract)
10:54
Fine-Grained Complexity of XNFA and NFA Acceptance (abstract)
11:06
Algebraic and algorithmic methods for computing polynomial loop invariants (abstract)
11:18
Non-negative residual functions (abstract)
11:30
Parallel Abstract Interpretation for Polynomial Programs with Range Bound Assertions (abstract)
11:42
On Deciding Constant Runtime of Linear Loops (abstract)
11:54
Foundations for Deductive Verification of Continuous Probabilistic Programs (abstract)
12:06
Pumping Sequence Families (abstract)
12:18
Revisiting Finiteness of Matrix Monoids (abstract)
14:30-16:00 Session 13A: Presentations
14:30
Transformers are Inherently Succinct (abstract)
14:42
Scalable Learning of One-Counter Automata via State-Merging Algorithms (abstract)
14:54
Formalism and Learning of Visibly Recursive Automata (abstract)
15:06
Follow the STARs: Dynamic ω-Regular Shielding of Learned Probabilistic Policies (abstract)
15:18
Strategy Repair on Parity Games using Semantic Information and Machine Learning (abstract)
15:30
Expectation Bounds and Termination for Programs with Unbounded Updates (abstract)
15:42
Beep is all you need (abstract)
15:54
Population Protocols over Ordered Agents (abstract)
14:30-16:00 Session 13B: Presentations
14:30
Towards a Parallel Knowledge Compilation Map (abstract)
14:42
Multi-Player Discrete-Bidding Games (abstract)
14:54
Bidding Games with Income: Reachability in the Discrete poorman Setting (abstract)
15:06
Cellular Automata as Language Generators: Gliders Beyond Regularity (abstract)
15:18
Maximizing Independence in Auction-Based Scheduling via Successive Refinement (abstract)
15:30
Belief Entropy as a Risk Dial: Wasserstein-Robust Bellman Equations for Safe Sequential Decision Making} (abstract)
15:42
Runtime Monitoring of DNNs via Randomised Smoothing (abstract)
Friday, September 11th

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09:00-10:00 Session 14: Invited Talk
09:00
Understanding Transformers through the Lens of Logic and Automata (abstract)
10:30-12:30 Session 15A: Presentations
10:30
Infinite-state games with energy objectives beyond counters (abstract)
10:42
An Automata-Based Approach to Games with ω-Automatic Preferences (abstract)
10:54
Decoupled Planning for Multiple Omega-Regular Objectives (abstract)
11:06
A Conway-universal automaton for structurally Adam-positional automata (abstract)
11:18
Memory requirements of omega-regular objectives: from deterministic to stochastic games (abstract)
11:30
Playing Against a Partially-Known Opponent (abstract)
11:42
Games on Higher Dimensional Automata (abstract)
11:54
A Parameterized Büchi-Landweber Theorem (abstract)
10:30-12:30 Session 15B: Presentations
10:30
Runtime Consultants (abstract)
10:42
Symbolic omega-automata with obligations (abstract)
10:54
Distance between interval pomsets with interface (abstract)
11:06
Lagrangian-Based Duality for Quantified SMT Algorithms (abstract)
11:18
Lean on Vampire Proofs (abstract)
11:30
Deciding Separation Logic with Inductive Definitions via Translation to SMT (abstract)
11:42
PETRIFY- Concurrent program analysis using Petri Nets (abstract)
11:54
Reasoning about Parameterized Quantum Circuits using Tree Automata (abstract)