On Bellman function for extremal problems in BMO

Autor: Ivanishvili, Paata, Osipov, Nikolay N., Stolyarov, Dmitriy M., Vasyunin, Vasily I., Zatitskiy, Pavel B.
Zdroj: In Comptes rendus - Mathématique June 2012 350(11-12):561-564
Databáze: ScienceDirect