About
Dr Ulrich Berger is a Reader in the Department of Computer Science, Swansea University.
Dr Ulrich Berger
Honorary Associate Professor (School of Mathematics and Computer Science)
Mathematics and Computer Science School
Available For Postgraduate Supervision
Research Links
Publications
Research Highlights
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Spreen, D. & Berger, U. (2023). Computing with Infinite Objects: the Gray Code Case. Logical Methods in Computer Science, Volume 19, Issue 3(3)
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Berger, U., Seisenberger, M., Spreen, D., & Tsuiki, H. (2023). Concurrent Gaussian Elimination. In Marco Benini, Olaf Beyersdorff, Michael Rathjen, Peter Schuster (Ed.), Mathematics for Computation (M4C) (pp. 223-250). WORLD SCIENTIFIC
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Berger, U. & Tsuiki, H. (2022). Extracting total Amb programs from proofs. In Ilya Sergey (Ed.), Programming Languages and Systems (pp. 85-113). Springer International Publishing.
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Petrovska, O., Berger, U., Petrovska, O., & Tsuiki, H. (2020). Prawf: An Interactive Proof System for Program Extraction. In Lecture Notes in Computer Science (pp. 137-148). Springer International Publishing.
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Berger, U. & Seisenberger, M. (2023). On the Computational Content of Choice Principles. In Douglas Bridges Hajime Ishihara Michael Rathjen Helmut Schwichtenberg (Ed.), Handbook of Constructive Mathematics (pp. 806-825). Cambridge University Press
All Research
Journal Articles
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Spreen, D. & Berger, U. (2023). Computing with Infinite Objects: the Gray Code Case. Logical Methods in Computer Science, Volume 19, Issue 3(3)
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Berger, U. & Tsuiki, H. (2021). Intuitionistic fixed point logic. Annals of Pure and Applied Logic, 172(3), 102903
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Berger, U., James, P., Lawrence, A., Roggenbach, M., & Seisenberger, M. (2018). Verification of the European Rail Traffic Management System in Real-Time Maude. Science of Computer Programming, 154, 61-88.
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Berger, U. & HOU, T. (2017). A realizability interpretation of Church's simple theory of types. Mathematical Structures in Computer Science, 27(8), 1364-1385.
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Berger, U. & Spreen, D. (2016). A coinductive approach to computing with compact sets. Journal of Logic and Analysis, 8(3), 1-35.
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Berger, U., Jones, A., & Seisenberger, M. (2015). Program extraction applied to monadic parsing. Journal of Logic and Computation, exv078
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Berger, U., Lawrence, A., Forsberg, F., & Seisenberger, M. (2015). Extracting verified decision procedures: DPLL and Resolution. Logical Methods in Computer Science, 11(1)
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Berger, U., Seisenberger, M., & Woods, G. (2014). Extracting Imperative Programs from Proofs: In-place Quicksort. Leibniz International Proceedings in Informatics (LIPIcs), 26, 84-106.
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Berger, U. & Seisenberger, M. (2012). Proofs, Programs, Processes. Theory of Computing Systems, 51(3), 313-329.
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Berger, U. & Hou, T. (2012). Typed vs. Untyped realizability. Electronic Notes in Theoretical Computer Science, 286, 57-71.
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Berger, U. & Kahle, R. (2011). From coinductive proofs to exact real arithmetic: theory and applications. Logical Methods in Computer Science, 7(1)
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Berger, U. & Kahle, R. (2011). From coinductive proofs to exact real arithmetic: theory and applications. Logical Methods in Computer Science, 7(1)
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Berger, U. (2011). From coinductive proofs to exact real arithmetic: theory and applications. Logical Methods in Computer Science, 7(1), 8
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Berger, U., Blanck, J., & KØBER, P. (2010). Domain representations of spaces of compact subsets. Mathematical Structures in Computer Science, 20(02), 107
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Berger, U., BLANCK, J., & KØBER, P. (2010). Domain representations of spaces of compact subsets. Mathematical Structures in Computer Science, 20(02), 107-126.
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Berger, U. (2010). Realisability for Induction and Coinduction with Applications to Constructive Analysis. Journal of Universal Computer Science, 16(18), 2535-2555.
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Berger, U. & Sion, L. (2009). A coinductive approach to verified exact real number computation. Electronic Communications of the EASST, 23, 15 pp.SU Repository: https://cronfa.swan.ac.uk/Record/cronfa42
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Abdul Rauf, R., Berger, U., & Setzer, A. (2008). A Provably Correct Translation of the λ-Calculus into a Mathematical Model of C++. Theory of Computing Systems, 43(3-4), 298-321.
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Berger, U. & Hou, T. (2008). Coinduction for Exact Real Number Computation. Theory of Computing Systems, 43(3-4), 394-408.
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Berger, U. (2008). A domain model characterising strong normalisation. Annals of Pure and Applied Logic, 156(1), 39-50.
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Berger, U. (2008). Classical truth in higher types. MLQ, 54(3), 240-246.
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Berger, U. & Escardó, M. (2005). Strong normalization for applied lambda calculi. Logical Methods in Computer Science, 1(2)
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Berger, U. (2005). Uniform Heyting arithmetic. Annals of Pure and Applied Logic, 133(1-3), 125
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Berger, U., Eberl, M., & Schwichtenberg, H. (2003). Term rewriting for normalization by evaluation. Information and Computation, 183(1), 19
Authored Books
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Berger, U., Benton, D., Benton, D., Benton, D., Hall, K., & Rhys, R. (2009). Realisability and adequacy for (co)induction Schloss Dagstuhl - Leibniz-Zentrum für Informatik.
Book Chapters
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Berger, U. & Seisenberger, M. (2023). On the Computational Content of Choice Principles. In Douglas Bridges Hajime Ishihara Michael Rathjen Helmut Schwichtenberg (Ed.), Handbook of Constructive Mathematics (pp. 806-825). Cambridge University Press
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Berger, U., Seisenberger, M., Spreen, D., & Tsuiki, H. (2023). Concurrent Gaussian Elimination. In Marco Benini, Olaf Beyersdorff, Michael Rathjen, Peter Schuster (Ed.), Mathematics for Computation (M4C) (pp. 223-250). WORLD SCIENTIFIC
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Berger, U. (2019). On the constructive and computational content of abstract mathematics. Mathesis Universalis, Computability and ProofSU Repository: https://cronfa.swan.ac.uk/Record/cronfa50301
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Berger, U. & Petrovska, O. (2018). Optimized Program Extraction for Induction and Coinduction. Sailing Routes in the World of Computation (pp. 70-80). Springer International Publishing
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Berger, U., Miyamoto, K., Schwichtenberg, H., & Tsuiki, H. (2016). Logic for Gray-code computation. (pp. 69de Gruyter
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Berger, U., Miyamoto, K., Schwichtenberg, H., & Seisenberger, M. (2011). Minlog - A Tool for Program Extraction Supporting Algebras and Coalgebras. Algebra and Coalgebra in Computer Science (pp. 393-399). Springer
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Berger, U. & Seisenberger, M. (2010). Proofs, Programs, Processes. Programs, Proofs, Processes (pp. 39-48). Springer
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Berger, U. & Monika, S. (2010). Program extraction via typed realisability for induction and coinduction.. Series in Mathematical Logic. (pp. 157-181). Ontos VerlagSU Repository: https://cronfa.swan.ac.uk/Record/cronfa8008
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Berger, U. & Seisenberger, M. (2010). Program extraction via typed realisability for induction and coinduction. Ways of Proof Theory (pp. 157-181). Ontos VerlagSU Repository: https://cronfa.swan.ac.uk/Record/cronfa8074
Conference Contributions
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Berger, U. & Tsuiki, H. (2022). Extracting total Amb programs from proofs. In Ilya Sergey (Ed.), Programming Languages and Systems (pp. 85-113). Springer International Publishing.
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Petrovska, O., Berger, U., Petrovska, O., & Tsuiki, H. (2020). Prawf: An Interactive Proof System for Program Extraction. In Lecture Notes in Computer Science (pp. 137-148). Springer International Publishing.
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Berger, U., Matthes, R., & Setzer, A. (2019). Martin Hofmann’s case for non-strictly positive data types. In Leibniz International Proceedings in Informatics, LIPIcs
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Berger, U., Matthes, R., & Setzer, A. (2019). Martin Hofmann’s case for non-strictly positive 1 data types. In 24th International Conference on Types for Proofs and Programs (pp. 1:1-1:22).
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Berger, U. & Setzer, A. (2018). Undecidability of Equality for Codata Types. In Coalgebraic Methods in Computer Science (pp. 34-55). Springer International Publishing.
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Berger, U. (2016). Extracting nondeterministic concurrent programs. In Editors: Jean-Marc Talbot and Laurent Regnier (Ed.), 25th EACSL Annual Conference on Computer Science Logic (CSL 2016). (pp. 26:1-26:21). Schloss Dagstuhl-Leibniz-Zentrum fuer Informatik.
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Berger, U. & Hou, T. (2014). Uniform Schemata for Proof Rules. In Computability in Europe 2015 (CiE 2015) (pp. 53-62). Springer.
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Berger, U. (2009). Proofs-as-programs in computable analysis. In Electronic Communications of the EASST (pp. 5 pp.SU Repository: https://cronfa.swan.ac.uk/Record/cronfa50
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Berger, U. (2009). From Coinductive Proofs to Exact Real Arithmetic. In Computer Science Logic, Lecture Notes in Computer Science (pp. 132Springer.
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Berger, U. & Berger, U. (2004). A computational interpretation of open induction. (pp. 326-334).
Edited Books
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Beckmann, A., Berger, U., & Tucker, J. (Eds.). (2006). Logical Approaches to Computational Barriers. Springer Berlin Heidelberg.
Supervision
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Automated Verification of Dynamical Systems over Continuous Data (current)
PhDOther supervisor: Dr Eike Neumann -
Deep Encoding: Where Genetic Algorithms and Numeral Systems Meet (awarded 2022)
MResOther supervisor: Dr Arno Pauly
Taught Modules
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CSPM20J MSc Project
This module will provide students with the opportunity to explore a particular topic in computer science in some depth. It is only open to students studying MSc Advanced Computer Science\, MSc Data Science, or MSc Cyber Security with a January entry point.