@article{105783,
author = {Josef Dane\v s},
title = {On the strict convexity of the polar operator},
journal = {Commentationes Mathematicae Universitatis Carolinae},
volume = {018},
year = {1977},
pages = {393-400},
zbl = {0356.46002},
mrnumber = {0442628},
language = {en},
url = {http://dml.mathdoc.fr/item/105783}
}
Daneš, Josef. On the strict convexity of the polar operator. Commentationes Mathematicae Universitatis Carolinae, Tome 018 (1977) pp. 393-400. http://gdmltest.u-ga.fr/item/105783/
An analogon of an inequality between arithmetic and harmonic means for convex sets, Optimizacija 12 (1973), 116-121. (1973) | MR 0412962