Journal of Mathematical Inequalities · Volume 12, Issue 3 A new generalization of Boas theorem for some Lorentz spaces Λq(ω) 12-47 Pages 619-633 DOI 10.7153/jmi-2018-12-47 Downloads Short PDF Full PDF PNG Authors Aigerim Kopezhanova Erlan Nursultanov Lars-Erik Persson Keywords inequalities two-sided inequalities Fourier series Boas theorem generalized Lorentz spaces regular systems generalized monotone function Subject classes 46E30 42A16