%0 Journal Article %A WILLIAM SLOFSTRA %T THE SET OF QUANTUM CORRELATIONS IS NOT CLOSED %J Forum of Mathematics, Pi %D 2019 %V 7 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.1017/fmp.2018.3/ %R 10.1017/fmp.2018.3 %G en %F 10_1017_fmp_2018_3