%0 Journal Article %A D. B. Karp %T Normalized incomplete beta function: log-concavity in parameters and other properties %J Zapiski Nauchnykh Seminarov POMI %D 2015 %P 138-161 %V 440 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_2015_440_a9/ %G en %F ZNSL_2015_440_a9