%0 Journal Article %A Spector, Daniel %T $ {L}^{p}$-Taylor approximations characterize the Sobolev space $ {W}^{1,p}$ %J Comptes Rendus. Mathématique %D 2015 %P 327-332 %V 353 %N 4 %I Elsevier %U http://archive.numdam.org/articles/10.1016/j.crma.2015.01.010/ %R 10.1016/j.crma.2015.01.010 %G en %F CRMATH_2015__353_4_327_0