%0 Journal Article %A Yuan-Pin Lee %A Hui-Wen Lin %A Chin-Lung Wang %T Flops, motives, and invariance of quantum rings %J Annals of mathematics %D 2010 %P 243-290 %V 172 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4007/annals.2010.172.243/ %R 10.4007/annals.2010.172.243 %G en %F 10_4007_annals_2010_172_243