TY - JOUR AU - Bally, Vlad AU - Saussereau, Bruno TI - Approximation of the Snell envelope and american options prices in dimension one JO - ESAIM: Probability and Statistics PY - 2002 SP - 1 EP - 19 VL - 6 PB - EDP-Sciences UR - http://archive.numdam.org/articles/10.1051/ps:2002001/ DO - 10.1051/ps:2002001 LA - en ID - PS_2002__6__1_0 ER -