%0 Journal Article %A Jim Agler %A John E. McCarthy %A N. J. Young %T Operator monotone functions and Löwner functions of several variables %J Annals of mathematics %D 2012 %P 1783-1826 %V 176 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4007/annals.2012.176.3.7/ %R 10.4007/annals.2012.176.3.7 %G en %F 10_4007_annals_2012_176_3_7