@article{ASENS_2006_4_39_4_649_0, author = {Li, Xiang-Dong and Lyons, Terry J.}, title = {Smoothness of {It\^o} maps and diffusion processes on path spaces {(I)}}, journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure}, pages = {649--677}, publisher = {Elsevier}, volume = {Ser. 4, 39}, number = {4}, year = {2006}, doi = {10.1016/j.ansens.2006.07.001}, mrnumber = {2290140}, zbl = {05125022}, language = {en}, url = {http://www.numdam.org/articles/10.1016/j.ansens.2006.07.001/} }