3 papers
math.AG2025
Wild Brauer classes via prismatic cohomology
Emiliano Ambrosi, Rachel Newton, Margherita Pagano
Let be a finite extension of and a smooth proper -variety with good reduction. Under a mild assumption on the behaviour of Hodge numbers under reduction m…
cs.LG2024
Machine learning for modular multiplication
Kristin Lauter, Cathy Yuanchen Li, Krystal Maughan +2
Motivated by cryptographic applications, we investigate two machine learning approaches to modular multiplication: namely circular regression and a sequence-to-sequence transformer…
math.NT2023
Transcendental Brauer-Manin obstructions on singular K3 surfaces
Mohamed Alaa Tawfik, Rachel Newton
Let E and E' be elliptic curves over Q with complex multiplication by the ring of integers of an imaginary quadratic field K and let Y=Kum(ExE') be the minimal desingularisation of…