%0 Journal Article %A Miranda C. N. Cheng %A Erik P. Verlinde %T Wall Crossing, Discrete Attractor Flow and Borcherds Algebra %J Symmetry, integrability and geometry: methods and applications %D 2008 %V 4 %U http://geodesic.mathdoc.fr/item/SIGMA_2008_4_a67/ %G en %F SIGMA_2008_4_a67