Foundations of Computational Mathematics

Jason Altschuler, Pablo Parrilo
Acceleration by random stepsizes: Hedging, equalization, and the arcsine stepsize schedule
Received 8 December 2024; accepted 5 May 2026

Marta Ghirardelli, Brynjulf Owren, Elena Celledoni
Conditional stability of the Euler method on Riemannian manifolds
Received 19 March 2025; accepted 3 May 2026

Liviu I. Ignat, Enrique Zuazua
Optimal convergence rates for the finite element approximation of the Sobolev constant
Received 10 April 2025; accepted 22 May 2026