%0 Journal Article %A G. A. Karagulyan %T A sharp estimate for the majorant norm of a~rearranged trigonometric system %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 2020 %P 569-571 %V 75 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_2020_75_3_a5/ %G en %F RM_2020_75_3_a5