TY - JOUR AU - WILLIAM SLOFSTRA TI - THE SET OF QUANTUM CORRELATIONS IS NOT CLOSED JO - Forum of Mathematics, Pi PY - 2019 VL - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.1017/fmp.2018.3/ DO - 10.1017/fmp.2018.3 LA - en ID - 10_1017_fmp_2018_3 ER -