Theoretical computer science

Subfield of computer science and mathematics

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We include updates on Quantum computing, Algorithm, Turing machine, Lambda calculus, Halting problem, Shannon–Hartley theorem, Turing completeness, Idempotence, Nyquist–Shannon sampling theorem, Recursion, Rounding, Busy beaver, Fourier analysis, Byzantine fault, Ackermann function, Formal language ... and more.

2025 Crystalline NiI2 was reported to exhibit p-wave magnetism, with nickel atom spins arranged in a switchable spiral pattern using minimal electrical current, potentially revolutionizing digital device electronics.
2025
Knuth Prize
Selection Committee for the Knuth Prize includes Noga Alon, Edith Cohen (Chair), David Eppstein, Valerie King, Salil Vadhan, and Moshe Vardi
2025
Knuth Prize
Micha Sharir awarded the Knuth Prize for seminal contributions to computational and discrete geometry, algorithmic motion planning, and inspiring generations of researchers
2025 Justus Becker assumes the role of BCTCS Postgraduate Representative, starting from 2025 onwards.
April 14 2025 BCTCS 41 to be held at the University of Strathclyde from April 14-16, organized by Alasdair Lambert, Fredrik Nordvall Forsberg, and Sean Watters.
2025
Workshop on Logic, Language, Information and Computation
Workshop on Logic, Language, Information and Computation planned to be held in Porto, Portugal, continuing the alternating venue tradition between Latin America and US/Europe/Asia.
2024
Gödel Prize
Ryan Williams receives the Gödel Prize for his work on circuit lower bounds and the 'algorithms to lower bounds' paradigm, based on his 2011 publication
2024
Knuth Prize
Selection Committee for the Knuth Prize included Edith Cohen, David Eppstein (Chair), Monika Henzinger, Kurt Mehlhorn, Salil Vadhan, and Moshe Vardi
2024
Knuth Prize
Rajeev Alur receives the Knuth Prize for introducing novel computational models that provide theoretical foundations for computer systems analysis, design, synthesis, and verification
2024
Dynamic Data Driven Applications Systems
DDDAS2024 conference run by Prof. Dimitris Metaxas at Rutgers University.
2024 Sean Watters takes over as BCTCS Postgraduate Representative, serving from 2024 to 2025.
2024
Busy beaver
The 5-state busy beaver (BB(5)) was definitively proven using a formal proof in the Coq proof assistant.
2024
Symposium on Parallelism in Algorithms and Architectures
SPAA was co-located with the ACM Symposium on Principles of Distributed Computing (PODC).
2024
Algorithmic Number Theory Symposium
ANTS XVI conference planned at Massachusetts Institute of Technology in Cambridge, MA, USA
2024
Algorithmic Number Theory Symposium
Erik Mulder won the Selfridge Prize at ANTS XVI for his paper on 'Fast square-free decomposition of integers using class groups'.
June 10 2024
Workshop on Logic, Language, Information and Computation
30th International Workshop on Logic, Language, Information and Computation (WoLLIC 2024) held in Bern, Switzerland from June 10-13, with editors George Metcalfe, Thomas Studer, and Ruy de Queiroz
April 4 2024 BCTCS 40 to be held at the University of Bath from April 4-5, organized by James Davenport and Thomas Powell.
2023
Gödel Prize
Samuel Fiorini, Serge Massar, Sebastian Pokutta, Hans Raj Tiwary, Ronald de Wolf, and Thomas Rothvoss jointly awarded the Gödel Prize for showing that any extended formulation for the TSP polytope has exponential size, based on publications from 2015 and 2017
2023
Knuth Prize
Selection Committee for the Knuth Prize included David Eppstein, Monika Henzinger (Chair), Kurt Mehlhorn, Dana Randall, Madhu Sudan, and Moshe Vardi
2023
Knuth Prize
Éva Tardos awarded the Knuth Prize for extensive research contributions, including co-authoring influential textbooks, editing key journals, and leading conference program committees
2023 Oana Andrei becomes the latest Secretary of BCTCS, following Michele Zito.
2023 David Kutner becomes BCTCS Postgraduate Representative, serving from 2023 to 2024.
2023
International Symposium on Mathematical Foundations of Computer Science
MFCS conference held in Bordeaux, France, with PC chairs Sylvain Lombardy, Jérôme Leroux, and David Peleg. Proceedings published as LIPIcs 272.
2023
Workshop on Logic, Language, Information and Computation
Received 'C' ranking on The CORE Conference Ranking Exercise - CORE Portal.
July 2023
Busy beaver
Riebel further reduced the Turing machine state count to 745 states.
July 11 2023
Workshop on Logic, Language, Information and Computation
29th International Workshop on Logic, Language, Information and Computation (WoLLIC 2023) held in Halifax, NS, Canada from July 11-14, with editors Helle Hvid Hansen, Andre Scedrov, and Ruy de Queiroz
July 1 2023
Conference on Automated Deduction
29th Conference on Automated Deduction held in Rome, Italy, with Brigitte Pientka and Cesare Tinelli as editors
March 2023
Dynamic Data Driven Applications Systems
US National Academies (NASEM) released a report on 'Foundational Research Gaps and Future Directions for Digital Twins', identifying DDDAS as an early concept with key digital twin elements including physical, virtual, and two-way interaction feedback loop.
2022
Gödel Prize
Zvika Brakerski, Craig Gentry, and Vinod Vaikuntanathan receive the Gödel Prize for transformative contributions to cryptography, specifically constructing efficient fully homomorphic encryption (FHE) schemes, based on their 2014 publications
2022
Knuth Prize
Selection Committee for the Knuth Prize included Harold Gabow, Monika Henzinger, Kurt Mehlhorn, Dana Randall (Chair), Madhu Sudan, and Andy Yao
2022
Knuth Prize
Noga Alon receives the Knuth Prize for foundational contributions in combinatorics, graph theory, and their applications to computer science
2022
Dynamic Data Driven Applications Systems
Darema introduced the terms 'Dynamic Digital Twins' and 'DDDAS-based Digital Twins' at the DDDAS2022 Conference, published in proceedings by Springer with editors Blasch, Darema, and Aved.
2022
Dynamic Data Driven Applications Systems
Dr. Ravela hosted the DDDAS conference at MIT, introducing a new collocated Earth, Planets, Climate, and Life theme (CLEPS22).
2022 Peace Ayegba assumes the role of BCTCS Postgraduate Representative, serving from 2022 to 2023.
2022
Rounding
The CORE-MATH project was launched, providing correctly rounded functions in 4 rounding modes for x86-64 processors.
2022
Algorithmic Number Theory Symposium
Harald Helfgott and Lola Thompson were awarded the Selfridge Prize at ANTS XV for their paper on 'Summing mu(n): a faster elementary algorithm'.
2022
Algorithmic Number Theory Symposium
ANTS XV conference held at University of Bristol in Bristol, United Kingdom
2022
International Symposium on Mathematical Foundations of Computer Science
MFCS conference held in Vienna, Austria, with PC chairs Stefan Szeider, Robert Ganian, and Alexandra Silva. Proceedings published as LIPIcs 241.
September 20 2022
Workshop on Logic, Language, Information and Computation
28th International Workshop on Logic, Language, Information and Computation (WoLLIC 2022) held in Iaşi, Romania from September 20-23, with editors Agata Ciabattoni, Elaine Pimentel, and Ruy de Queiroz
2021
Gödel Prize
Andrei Bulatov, Jin-Yi Cai, Xi Chen, Martin Dyer, and David Richerby awarded the Gödel Prize for their work on classifying the counting complexity of constraint satisfaction problems, based on publications from 2013, 2013, and 2017
2021
Knuth Prize
Selection Committee for the Knuth Prize included Harold Gabow (Chair), Noam Nisan, Dana Randall, Ronitt Rubinfeld, Madhu Sudan, and Andy Yao
2021
Knuth Prize
Moshe Vardi awarded the Knuth Prize for outstanding contributions applying mathematical logic to fundamental areas of computer science
2021 Michael McKay becomes BCTCS Postgraduate Representative, serving from 2021 to 2022.
2021 Olga Petrovska becomes the latest Treasurer of the British Colloquium for Theoretical Computer Science, taking over from Matthew Hague.
2021
International Symposium on Mathematical Foundations of Computer Science
MFCS conference held in Tallinn, Estonia, with PC chairs Filippo Bonchi and Simon J. Puglisi. Proceedings published as LIPIcs 202.
2021
Workshop on Logic, Language, Information and Computation
Workshop held online due to global pandemic

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This contents of the box above is based on material from the Wikipedia articles Algorithmic Number Theory Symposium, Conference on Automated Deduction, Combinatorial optimization, Rounding, International Symposium on Mathematical Foundations of Computer Science, Limits of computation, Gödel Prize, Coinduction, Knuth Prize, Spintronics, Gödel numbering, Busy beaver, Workshop on Logic, Language, Information and Computation, Dynamic Data Driven Applications Systems, Symposium on Parallelism in Algorithms and Architectures & British Colloquium for Theoretical Computer Science, which are released under the Creative Commons Attribution-ShareAlike 4.0 International License.

See Also