TY - JOUR AU - Piermarco Cannarsa AU - Yifeng Yu TI - Singular Dynamics for Semiconcave Functions JO - Journal of the European Mathematical Society PY - 2009 SP - 999 EP - 1024 VL - 11 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4171/jems/173/ DO - 10.4171/jems/173 ID - JEMS_2009_11_5_a2 ER -