The 14th Bolyai–Gauss–Lobachevsky (BGL-2026) Conference on Non-Euclidean Geometry in Modern Physics and Mathematics will take place in Cluj-Napoca, Romania at Babeș-Bolyai University's main building (adressed: Kogalniceanu Street no 1, 400084, Cluj-Napoca, Romania). The conference is organized by the Faculty of Mathematics and Computer Science and the Faculty of Physics.
This meeting follows the earlier ones held at Uzhgorod, Ukraine, (1997), Nyíregyháza, Hungary (1999), Targu Mures, Romania (2002), Nizhny Novgorod, Russia (2004), Minsk, Belarus (2006), Debrecen, Hungary (2008), Cluj Napoca, Romania (2010), Uzhgorod, Ukraine (2012), Minsk, Belarus (2015), Gyönygyös, Hungary (2017), Kyiv, Ukraine (2019), Budapest, Hungary (2024) and Saïdia, Morocco (2025).
Topics
- Cosmology, gravitational waves, dark energy, and dark matter
- Modified theories of gravity
- The Hubble tension: observational results and possible solutions
- Recent developments in differential geometry
- Quantum gravity and quantum fields in curved spacetimes
- Mathematical modeling of physical systems, complex dynamical behaviors, instabilities and chaos
- Quantum groups and algebras, deformed quantum systems
- Quantum information
- The early Universe, inflation, reheating, and Big Bang Nucleosynthesis
- Non-Euclidean geometry in particle physics and quantum field theory
- Nuclear matter under extreme conditions
- History of science
- Outreach
Registration fee
The registration fee is 400 EUR/participant and 200 EUR/student (BSc, MSc or PhD) or accompanying person. For all participants we will provide a welcome banquet, coffee breaks, lunch and dinner, including the gala dinner. All fees have to be paid in advance by clicking the following link ... .
Important dates
Deadline for online registration: July 31
The payment of the participation fee must be completed by July 31.
Arrival and registration: September 14, 2026
Opening of the Conference: September 15, 2026, 9:00 am EEST (GMT+3)
Closing of the Conference: September 17, 2026, 7:00 pm EEST (GMT+3)
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