R. Nieuwenhuis, A. Oliveras, and E. Rodríguez-Carbonell
IntSat: integer linear programming by conflict-driven constraint learning.
.
Journal: Optim. Methods Softw. 39(1): 169-196 (2024)
Paper
Robert Nieuwenhuis, Albert Oliveras, Enric Rodríguez-Carbonell, Rui Zhao:
Speeding up Pseudo-Boolean Propagation.
.
Int. Conf. on
Theory and Applications of Satisfiability Testing (SAT),
Paper
R. Nieuwenhuis, A. Oliveras, E. Rodríguez-Carbonell, and E. Rollón
Employee Scheduling With SAT-Based Pseudo-Boolean Constraint Solving
.
Journal: IEEE Access
Vol 9, pp 142095-142104, Print ISSN: 2169-3536
doi: 10.1109/ACCESS.2021.3120597.
Paper
R. Nieuwenhuis, A. Oliveras, and E. Rodríguez-Carbonell
A Heuristic Approach to the Design of Optimal Cross-Docking Boxes
.
Journal: IEEE Access
Vol 9, pp 122578 - 122588, Print ISSN: 2169-3536
doi: 10.1109/ACCESS.2021.3109976.
Paper
R. Nieuwenhuis, A. Lozano, A. Oliveras, and E. Rodríguez-Carbonell
Decision levels are stable: towards better SAT heuristics.
23rd Int.
Conf. Logic for Programming, Artif. Intell. and Reasoning (LPAR)
EPiC Series in Computing, E. Albert and L. Kovacs, Eds., vol. 73. EasyChair, 2020, pp. 1-11.
Paper
Marc Bezem and Robert Nieuwenhuis
Completeness of Cutting Planes Revisited.
In: J. van Eijck, R. Iemhoff and J. Joosten (editors)
Liber Amicorum Alberti
College Publications, ISBN 9781848902046, pp. 37-46, 2016.
paper
Roberto Asín, Marc Bezem and Robert Nieuwenhuis
Improving IntSat by expressing disjunctions of bounds as linear constraints. .
Journal: AI Communications, vol. 29, no. 1, pp. 205-209, 2016
Paper © IOS Press.
Robert Nieuwenhuis
SAT-Based Techniques for Integer Linear Constraints.
EasyChair Proceedings in Computing
Vol 36, Pages 1-13, 2015.
Paper
.
Robert Nieuwenhuis
The IntSat Method for Integer LInear Programming. .
Int. Conf. Principles and Practice of Constraint Programming CP 2014: 574-589.
Paper © Springer Verlag.
Deepak Kapur, Robert Nieuwenhuis, Andrei Voronkov, Christoph Weidenbach, Reinhard Wilhelm
Harald Ganzinger's Legacy: Contributions to Logics and Programming.
Programming Logics - Essays in Memory of Harald Ganzinger 1-18,
Springer LNCS 7797, 2013.
Paper © Springer Verlag.
Ignasi Abío, Robert Nieuwenhuis, Albert Oliveras, Enric Rodríguez-Carbonell
A Parametric Approach for Smaller and Better Encodings of Cardinality Constraints. .
Int. Conf. Principles and Practice of Constraint Programming CP 2013: 80-96.
Paper © Springer Verlag.
Ignasi Abío, Robert Nieuwenhuis, Albert Oliveras, Enric Rodríguez-Carbonell, Peter J. Stuckey
To Encode or to Propagate? The Best Choice for Each Constraint in SAT. .
Int. Conf. Principles and Practice of Constraint Programming CP 2013: 97-106.
Paper © Springer Verlag.
Robert Nieuwenhuis
SAT and SMT Are Still Resolution: Questions and Challenges
(invited paper).
Int. Joint Conf. On Automated Reasoning (IJCAR), 2012: pages 10-13
Paper
© Springer
Javier Larrosa, Robert Nieuwenhuis, Albert Oliveras, Enric Rodríguez-Carbonell
A framework for Certified Boolean Branch-and-Bound Optimization
.
Journal of Automated Reasoning 46(1):81-102.
www.springerlink.com/content/y431p584k0p66w44
Paper
© Springer
Ignasi Abío, Morgan Deters, Robert Nieuwenhuis, Peter J. Stuckey
Reducing Chaos in SAT-Like Search: Finding Solutions Close to a Given One .
14th Int. Conf. on
Theory and Applications of Satisfiability Testing (SAT),
Ann Arbor, USA, june 2011, pages 273-286
paper (.pdf)
©
Springer-Verlag
Ignasi Abío, Robert Nieuwenhuis, Albert Oliveras, Enric Rodríguez-Carbonell
BDDs for Pseudo-Boolean Constraints - Revisited.
14th Int. Conf. on
Theory and Applications of Satisfiability Testing (SAT),
Ann Arbor, USA, june 2011, pages 61-75
paper (.pdf)
©
Springer-Verlag
Marc Bezem, Robert Nieuwenhuis, Enric Rodríguez-Carbonell
Hard problems in max-algebra, control theory, hypergraphs
and other areas.
Information Processing Letters
110 (2010) 133-138
paper (.pdf)
©
Elsevier Science
Roberto Asin, Robert Nieuwenhuis, Albert Oliveras, Enric Rodríguez-Carbonell
Practical Algorithms for Unsatisfiability Proof and Core Generation
in SAT solvers
.
AI Communications 2010;23:145-157.
paper (.pdf)
©
IOS Press
Javier Larrosa, Robert Nieuwenhuis, Albert Oliveras, Enric Rodríguez-Carbonell
Branch and Bound for Boolean Optimization and the Generation
of Optimality Certificates.
12th Int. Conf. on
Theory and Applications of Satisfiability Testing (SAT),
Swansea, UK, July 2009.
paper (.pdf)
©
Springer-Verlag
Miquel Bofill, Robert Nieuwenhuis, Albert Oliveras, Enric Rodríguez-Carbonell and Albert Rubio
The Barcelogic SMT Solver
.
20th International Conference on Computer Aided Verification
(CAV)),
July 2008, Princeton (USA).
paper (.pdf)
  ©
Springer-Verlag
Roberto Asin, Albert Oliveras, Robert Nieuwenhuis, Enric
Rodríguez-Carbonell
Efficient Generation of Unsatisfiability Proofs and Cores in SAT
.
15th Int.
Conf. Logic for Programming, Artif. Intell. and Reasoning (LPAR),
November 2008, Qatar.
paper (.pdf)
  ©
Springer-Verlag
Miquel Bofill, Robert Nieuwenhuis, Albert Oliveras, Enric
Rodríguez-Carbonell and Albert Rubio
A Write-Based Solver for SAT Modulo the Theory of Arrays
.
Formal Methods in Computer-Aided Design 2008 (FMCAD),
November 2008, Portland (USA).
paper (.pdf)
Germain Faure, Robert Nieuwenhuis, Albert Oliveras, Enric Rodríguez-Carbonell
SAT Modulo the Theory of Linear Arithmetic: Exact,
Inexact and Commercial Solvers.
11th Int. Conf. on
Theory and Applications of Satisfiability Testing (SAT),
Guangzhou, China, May 2008.
paper (.pdf)
©
Springer-Verlag
Marc Bezem, Robert Nieuwenhuis, Enric Rodríguez-Carbonell
Exponential behaviour of the Butkovic-Zimmermann algorithm for solving two-sided linear systems in max-algebra.
Discrete Applied Mathematics 156 (18) 3506--3509, November 2008.
paper (.pdf)
©
Elsevier Science
Robert Nieuwenhuis and Albert Oliveras
Fast Congruence Closure and Extensions .
Information and Computation, 205(4):557-580, April 2007.
paper (.pdf) © Elsevier Science
Robert Nieuwenhuis and Albert Oliveras
On SAT Modulo Theories and Optimization Problems..
9th Int. Conf. on
Theory and Applications of Satisfiability Testing (SAT),
August 2006, Seattle.
paper (.pdf)
  ©
Springer-Verlag
Shuvendu Lahiri, Robert Nieuwenhuis and Albert Oliveras
SMT Techniques for Predicate Abstraction.
18th International Conference on Computer Aided Verification (CAV),
August 2006, Seattle.
paper (.pdf)
  ©
Springer-Verlag
Clark Barrett, Robert Nieuwenhuis, Albert Oliveras and Cesare Tinelli
Splitting on Demand in Satisfiability Modulo Theories.
13th Int.
Conf. Logic for Programming, Artif. Intell. and Reasoning (LPAR),
November 2006, Phnom Penh.
paper (.pdf)
  ©
Springer-Verlag
Robert Nieuwenhuis (Ed.)
Automated Deduction- CADE-20
Proceedings of the 20th International Conference (CADE 2005).
Volume 3632 of Lecture Notes in Computer Science.
  ©
Springer-Verlag.
Robert Nieuwenhuis and Albert Oliveras
DPLL(T) with Exhaustive Theory Propagation
and its Application to Difference Logic.
17th International Conference on Computer Aided Verification (CAV), July 2005, Edinburgh.
paper (.pdf)
  ©
Springer-Verlag
Robert Nieuwenhuis, Albert Oliveras and Cesare Tinelli
Abstract DPLL and Abstract DPLL Modulo Theories.
11th Int. Conf. on Logics for Programming, AI and Reasoning (LPAR)
Montevideo, March 2005. Springer LNAI 3452, pp 36-50.
paper (.pdf)
  ©
Springer-Verlag
Robert Nieuwenhuis and Albert Oliveras.
Proof-Producing Congruence closure.
16th International Conference on Rewriting Techniques and Applications (RTA)
April 19 - 21, 2005 Nara, Japan. Springer LNCS 3467, pp 453-468.
paper (.pdf)
  ©
Springer-Verlag
Guillem Godoy and Robert Nieuwenhuis
Constraint Solving for Orderings Compatible with
Abelian Semigroups, Monoids and Groups
Constraints 9(3), 167-192, July 2004.
Paper © Kluwer
Guillem Godoy and Robert Nieuwenhuis
Superposition with Completely Built-in Abelian Groups
Journal of Symbolic Computation.
37(1), January 2004, 1-33.
Paper
© Elsevier Science
Guillem Godoy, Robert Nieuwenhuis and Ashish Tiwari
Classes of Term Rewrite Systems with Polynomial
Confluence Problems
ACM Transactions on Computational Logic (TOCL).
5(2), April 2004
Paper
© ACM
Harald Ganzinger, George Hagen, Robert Nieuwenhuis, Albert Oliveras, and Cesare Tinelli
DPLL(T): Fast Decision Procedures
16th International Conference on Computer Aided Verification (CAV), July 2004, Boston (USA).
[ Paper
  ©
Springer-Verlag
  |  
Detailed
experimental results ]
Robert Nieuwenhuis and Albert Oliveras.
Congruence closure with integer offsets.
10th Int. Conf. on Logics for Programming, AI and Reasoning (LPAR),
Sept. 2003
paper (.ps)
  ©
Springer-Verlag
Hubert Comon, Paliath Narendran, Robert Nieuwenhuis and Michael Rusinowitch.
Deciding the Confluence of Ordered Rewriting.
ACM Transactions on Computational Logic (TOCL)
4(1), January 2003.
Paper © ACM
Miquel Bofill, Guillem Godoy, Robert Nieuwenhuis and Albert Rubio
Paramodulation and Knuth-Bendix Completion with
Nontotal and Nonmonotonic Orderings.
Journal of Automated Reasoning 30(1), 99-120, Jan 2003.
Paper
  © Kluwer.
Robert Nieuwenhuis (Ed.)
Rewriting Techniques and Applications
Proceedings of the 14th International Conference (RTA 2003).
Volume 2706 of Lecture Notes in Computer Science, ISBN 3-540-40254-3.
  ©
Springer-Verlag.
Robert Nieuwenhuis
The impact of CASC in the development of automated deduction systems
.
(Guest editoral)
AI Communications 15(2-3), 2002.
Paper at
IOS Press © IOS Press
Robert Nieuwenhuis (Ed.)
Procs.
2002 Workshop on the
Implementation of Logics.
October 2002, Tbilisi, Georgia.
Electronic version of the proceedings.
Harald Ganzinger, Robert Nieuwenhuis and Pilar Nivela
Context Trees
Int. Joint Conf. On Automated Reasoning (IJCAR),
Siena, Italy, 2001.
Paper
  ©
Springer-Verlag
Robert Nieuwenhuis, Thomas Hillenbrand, Alexander Riazanov and
Andrei Voronkov
On the Evaluation of Indexing Techniques for Theorem Proving
Int. Joint Conf. On Automated Reasoning (IJCAR),
Siena, Italy, 2001.
Paper
  ©
Springer-Verlag
Hubert Comon, Guillem Godoy and Robert Nieuwenhuis
The Confluence of Ground Term Rewrite Systems
is Decidable in Polynomial Time
42nd Annual IEEE Symposium on Foundations of Computer
Science (FOCS)
Las Vegas, Nevada, USA, 2001.
Paper   © IEEE
and
Slides
Harald Ganzinger and Robert Nieuwenhuis
Constraints and Theorem Proving
Chapter of: Comon, Marche and Treinen, (Eds)
Constraints in Computational Logics: Theory and Applications
Chapter (gzipped postscript, 128KB)
Springer LNCS Vol. 2002, pages 159-201, 2001.
  ©
Springer-Verlag
Robert Nieuwenhuis
Recent trends in rewrite-based and
paramodulation-based deduction (invited paper)
International Workshop on Rewriting in Proof and Computation
(RPC'01)
Sendai, Japan, October 25-27, 2001.
Paper
Robert Nieuwenhuis and Andrei Voronkov (Eds.)
Logics for Programming, AI and Reasoning
Proceedings of the 8th International Conference (LPAR 2001).
Volume 2250 of Lecture Notes in AI, ISBN 3-540-42957-3.
  ©
Springer-Verlag.
Robert Nieuwenhuis and Albert Rubio
Paramodulation-Based Theorem Proving.
Chapter of Handbook of Automated Reasoning
Edited by Alan Robinson and Andrei Voronkov.
ISBN 0-444-82949-0.
  © Elsevier Science and MIT Press, 2001.
Chapter   (gzipped postscript, 169KB)
Hubert Comon and Robert Nieuwenhuis
Induction = I-Axiomatization + First-Order Consistency .
Information and Computation 159(1/2):151-186, May 2000.
  © Academic Press
Paper
Miquel Bofill, Guillem Godoy, Robert Nieuwenhuis and Albert Rubio
Modular Redundancy for Theorem Proving .
In Procs. FroCoS 2000   ©
Springer-Verlag
LNCS 1794, pages 186-199, Nancy, France, April, 2000. Springer-Verlag.
Paper
Robert Nieuwenhuis and Jose Miguel Rivero
Solved Forms for Path Ordering Constraints .
In Procs. 10th International Conference on Rewriting
Techniques and Applications (RTA)
  ©
Springer-Verlag
LNCS 1631, pages 1-15, Trento, Italy, July, 1999. Springer-Verlag.
Paper.
Test software.
Miquel Bofill, Guillem Godoy, Robert Nieuwenhuis and Albert Rubio
Paramodulation with Non-Monotonic Orderings .
In Procs. 14th Annual IEEE Symposium on Logic in Computer
Science (LICS)
IEEE Comp. Sc. Press, pages 225-234, Trento, Italy, July, 1999.
Paper
Robert Nieuwenhuis.
Decidability and Complexity Analysis by Basic Paramodulation .
Information and Computation,
147:1-21, 1998.
Paper
Robert Nieuwenhuis, Jose Miguel Rivero and Miguel Angel Vallejo.
The Barcelona Prover .
Journal of Automated Reasoning , 18:171-176, February 1997.
Paper
Robert Nieuwenhuis and Albert Rubio.
Paramodulation with Built-in AC-Theories and Symblic Constraints
.
Journal of Symbolic Computation , 23:1-21, May 1997.
Paper
Albert Rubio and Robert Nieuwenhuis.
A total AC-compatible ordering based on RPO .
Theoretical Computer Science , 142(2):209-227, May 15, 1995.
Paper
Robert Nieuwenhuis.
On Narrowing, Refutation Proofs and Constraints .
In J. Hsiang, editor, 6th International Conference on Rewriting
Techniques and Applications (RTA)
  ©
Springer-Verlag
LNCS 914, pages 56-70, Kaiserslautern,
Germany, April 4-7, 1995. Springer-Verlag.
Paper
Robert Nieuwenhuis and Albert Rubio.
Theorem Proving with Ordering and Equality Constrained Clauses.
Journal of Symbolic Computation , 19(4):321-351, April 1995.
Paper
Pilar Nivela and Robert Nieuwenhuis.
Practical results on the saturation of full first-order clauses:
Experiments with the Saturate system. (System description) .
In C. Kirchner, editor, 5th International Conference on Rewriting
Techniques and Applications (RTA)
  ©
Springer-Verlag , LNCS 690, Montreal, Canada, June 16-18,
1993. Springer-Verlag.
Paper
Albert Rubio and Robert Nieuwenhuis.
A precedence-based total AC-compatible ordering .
In C. Kirchner, editor, 5th International Conference on Rewriting
Techniques and Applications (RTA)
  ©
Springer-Verlag , LNCS 690, pages 374-388, Montreal,
Canada, June 16-18, 1993.
Paper
(longer version)
Robert Nieuwenhuis and Albert Rubio.
Basic superposition is complete .
In B. Krieg-Brückner, editor, European Symposium on
Programming , LNCS 582, pages 371-390, Rennes, France,
February 26-28, 1992. Springer-Verlag.
Robert Nieuwenhuis and Pilar Nivela.
Efficient deduction in equality Horn logic by Horn-completion .
Information Processing Letters , 39(1):1-6, July 1991.
Robert Nieuwenhuis, Fernando Orejas, and Albert Rubio.
TRIP: An Implementation of Clausal Rewriting .
In Mark E. Stickel, editor, 10th International Conference on Automated Deduction , LNAI 449, pages 667-668, Kaiserslautern, FRG, July 24-27,
1990. Springer-Verlag.
Robert Nieuwenhuis and Fernando Orejas.
Clausal Rewriting .
In Stéphane Kaplan and Mitsuhiro Okada, editors, Conditional and
Typed Rewriting Systems, 2nd International Workshop , LNCS 516, pages
246-258, Montreal, Canada, June 11-14, 1990. Springer-Verlag.
Robert Nieuwenhuis and Fernando Orejas.
Clausal Rewriting, Applications and Implementation .
In 7th Workshop on Specification of Abstract Data Types , LNCS
534, pages 204-219. Springer-Verlag, 1990.
Robert Nieuwenhuis.
Theorem Proving in first-order logic with equality by clausal
rewriting and completion .
PhD thesis, Technical University of Catalonia, Spain, 1990.