A stability estimate for data assimilation subject to the heat equation with initial datum

Erik Burman; Guillaume Delay; Alexandre Ern; Lauri Oksanen

Comptes Rendus. Mathématique, Volume 361 (2023) p. 1521-1530

Local decay rates of best-approximation errors using vector-valued finite elements for fields with low regularity and integrable curl or divergence

Zhaonan Dong; Alexandre Ern; Jean-Luc Guermond

Comptes Rendus. Mathématique, Volume 361 (2023) p. 723-736