The 5th Triennial International Conference and Summer School "Numerical Computations: Theory and Algorithms NUMTA-2026" will be held (in hybrid format) from 21 to 27 June 2026 in Calabria, Italy, at the all-inclusive resort “Falkensteiner Garden Calabria” located on the Tyrrhenian coast near the Lamezia Terme international airport.

The Conference is organized by the Department of Computer Engineering, Modelling, Electronics and Systems Science, University of Calabria, Italy, in cooperation with the Society for Industrial and Applied Mathematics (SIAM), USA. This is the fifth edition of NUMTA (since 2013); more than 200 researchers from 30 countries around the world attended each of the two most recent editions.

Main topics: Numerical analysis, computational models, optimization and machine learning, and emerging computational paradigms.

• Confirmed plenary lectures and tutorials: Louis D'Alotto (New York, USA), Renato De Leone (Camerino, Italy), Schahram Dustdar (Vienna, Austria), Daniel Krob (Paris, France), Daniel Kuhn (Lausanne, Switzerland), Gitta Kutyniok (Munchen, Germany), Yurii Nesterov (Budapest, Hungary), Panos Pardalos (Gainesville, USA), Davide Rizza (Norwich, UK).

• Publications: A book of one-page abstracts will be available on the conference webpage. Participants regularly registered for NUMTA may also submit their full papers to the post-conference proceedings, which will be published in the Springer LNCS series. Short papers (6-8+ pages) and long papers (12-15+ pages) must present original research and will undergo standard peer review. Special issues in internationally recognized journals will also be organized.

• A registration fee for in-person or virtual (zoom) participation in NUMTA2026 will be required (registration will open at the beginning of 2026).

• The NUMTA2026 Young Researcher Prize (500 Euros and a certificate) will be awarded for the best presentation delivered by a young scientist (not older than 30 years).

Deadlines:
• January 31, 2026: Special session proposals
• March 15, 2026: One-page abstract submission
• April 1, 2026: Early registration
• May 18, 2026: Late registration
• May 25, 2026: Submission of papers (short or long) for LNCS proceedings and applications for the NUMTA2026 Young Researcher Prize

Information is continuously updated on the conference website https://www.numta.org where details of the previous four editions (2023, 2019, 2016 and 2013) are available.

We look forward to welcoming you to Calabria, Italy!