%0 Journal Article %A Lionel Levine %A Wesley Pegden %A Charles K. Smart %T The Apollonian structure of integer superharmonic matrices %J Annals of mathematics %D 2017 %P 1-67 %V 186 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4007/annals.2017.186.1.1/ %R 10.4007/annals.2017.186.1.1 %G en %F 10_4007_annals_2017_186_1_1