For a random automaton with n states, a word of about √n log n letters is almost always enough to reset it.CRM CommPau VarelaCRMComm@crm.catGet the latest CRM news and activities...
Almost every automaton can be reset with a short word
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CRM News
Exposició ‘Les matemàtiques de Gaudí’
CRM quod erat demonstrandum | 48
ADA: Decoding Brain Signals Misaligned in Time
The study addresses a key limitation of current brain decoding techniques: the difficulty of interpreting internal mental processes whose temporal dynamics vary from trial to trial.Decoding what is...
Rare curves, many points: Christophe Ritzenthaler and Rachel Pries on their research and the work around it
Christophe Ritzenthaler (Université de Rennes) and Rachel Pries (Colorado State University) both work on curves over finite fields: he hunts curves with as many points as possible, she hunts curves...
Call open for the 2027 Ferran Sunyer i Balaguer Prize
The Ferran Sunyer i Balaguer Foundation is accepting submissions for its 2027 prize, which awards 15,000 euros and publication in Birkhäuser's Progress in Mathematics series to an expository...
Susanna Terracini delivers the CRM Colloquium 2026
Susanna Terracini (Università di Torino) delivered the CRM Colloquium 2026 on 14 July, presenting a rigidity result for Kepler billiards obtained with Stefano Baranzini, Vivina Barutello and Irene...
Ho Chi Minh City hosts the SEAMS School on applying mathematics to real-world problems
Students from across the region took courses and worked on group projects at a school co-organised by CRM researcher Tim Myers.CRM CommPau VarelaCRMComm@crm.catGet the latest CRM...
A single ball on a fixed table can compute: Eva Miranda and Isaac Ramos prove that two-dimensional billiards are Turing complete
Eva Miranda (UPC, CRM) and Isaac Ramos (ETH Zürich) show that a point particle bouncing inside a planar table with fixed walls can simulate a universal Turing machine, settling a question Cristopher...
BMS-BGSMath Junior Meeting 2026: Barcelona and Berlin Strengthen Scientific Ties
From 2 to 4 September 2026, the Centre de Recerca Matemàtica (CRM) hosted the BMS-BGSMath Junior Meeting 2026, a three-day event jointly organised by the Berlin Mathematical School (BMS) and the...
The CRM organises the 2026 Barcelona Summer School for Advanced Modeling of Behavior
The Centre de Recerca Matemàtica held the sixth edition of BAMB!, the Barcelona Summer School for Advanced Modeling of Behavior, from 12 to 23 July 2026 at the Parc de Recerca Biomèdica de...
Mallorca’s 1820 plague did not behave like a classic bubonic outbreak, study finds
A study in PNAS by Pere Puig (UAB, CRM) and Joana Maria Pujadas-Mora (UOC, ICREA) reports what happens when the daily health records kept in Son Servera and Capdepera during the 1820 outbreak are...
A recent study quantifies the vegetable production potential of Barcelona’s rooftops
A study published in Cities by researchers at ICTA-UAB, with collaboration from the CRM's Knowledge Transfer Unit, estimates that 65 hectares of municipal rooftop could supply 31% of the tomatoes...
CRM July Newsletter
CAVARET 2 brings together 83 researchers on curves and abelian varieties at the Universitat de Barcelona
The second edition of CAVARET, "Curves, Abelian VArieties and RElated Topics", took place at the Faculty of Mathematics and Computer Science of the Universitat de Barcelona from 13 to 17 July 2026....
Mathematics on board: CRM’s demand forecasting model enters service on Barcelona’s H12 corridor
The H12 has run along Gran Via for years. What TMB switched on in July is the set of upgrades designed for it inside eBRT2030, a Horizon Europe project testing electric Bus Rapid Transit in six...
Dídac Gil Rams defends his doctoral thesis on the splitting of separatrices in generalized standard maps
Supervised by Inmaculada Baldomá and Pau Martín, the thesis proves the existence of chaotic dynamics in a broad family of area-preserving maps and combines classical analysis with computer-assisted...
How to Protect Bacteriophages Without Trapping Them? Mathematics to Improve an Alternative to Antibiotics
Bacteriophages — viruses capable of infecting and destroying bacteria — are considered one of the most promising alternatives to tackle the growing problem of antibiotic resistance. However, for...
The CRM hosts nine international students for the 10th Barcelona International Youth Science Challenge
Nine secondary school students from six countries spent eight days at the CRM in July, working through four minicourses on fluid dynamics, perturbation methods, iteration and chaos, and randomness...
The Mathematics Behind the Three CRM Lectures at ICM 2026
Three CRM-affiliated researchers, Xavier Tolsa (plenary speaker), Xavier Cabré and Joaquim Ortega-Cerdà, lectured at the ICM 2026 in Philadelphia. Cabré surveyed the regularity of stable solutions...
Crossing Dimensional Frontiers: a breakthrough in the shape of stable solutions to semilinear elliptic equations
More than twenty years of efforts were required to solve a central problem in the theory of partial differential equations. A body of work developed over decades —and recognized with the Frontiers...
Anna Florio, third CRM Chair of Excellence: billiards, friction, and the value of staying
The dynamicist Anna Florio (CEREMADE, Université Paris Dauphine-PSL) spends the summer at the CRM as the centre's third María de Maeztu Chair of Excellence. She is working with Immaculada Baldomà...
Hong Wang wins the Fields Medal, a year after her Kakeya lecture at the CRM
Hong Wang (NYU Courant and IHES) has received the Fields Medal at the International Congress of Mathematicians in Philadelphia, alongside Yu Deng (University of Chicago), John Pardon (Stony Brook...
A Conference on Nonlinear PDEs on the Occasion of Xavier Cabré’s Anniversary
One anniversary, eight speakers, July and PDES (People, Discussions, Emotions and Summer) in BarcelonaThe conference Nonlinear PDEs was held at the Institut d'Estudis Catalans (IEC) on 6 and 7 July...
Jezabel Curbelo receives the 2026 ECCOMAS Jacques-Louis Lions Award
Jezabel Curbelo, full professor at the Universitat Politècnica de Catalunya and affiliated researcher at the Centre de Recerca Matemàtica, has been awarded the ECCOMAS Jacques-Louis Lions Young...
An asteroid now carries the name of Àngel Jorba
An asteroid has been named (20137) Àngeljorba in honour of Àngel Jorba (1963-2025), UB professor and CRM affiliated researcher. Approved by the IAU, the name recognises his career in dynamical...
BIMR 2026: a first taste of research for future mathematicians
For four weeks in July 2026, the Centre de Recerca Matemàtica hosted the Barcelona Introduction to Mathematical Research (BIMR), a BGSMath summer programme built to give undergraduate and master's...
Cambridge University Press publishes Single and Multiple Number Series, co-authored by Sergey Tikhonov (ICREA, CRM)
Sergey Tikhonov (ICREA, CRM) is one of four authors of the volume, published in the Encyclopedia of Mathematics and Its Applications series, which develops the theory of number...
The 22nd JISD brings dynamical systems and PDEs to the CRM
The 22nd School on Interactions between Dynamical Systems and Partial Differential Equations (JISD) is taking place at the Centre de Recerca Matemàtica from 29 June to 3 July 2026. Four advanced...
