%0 Journal Article %A Philipp Harms %A Andrea C.G. Mennucci %T Geodesics in infinite dimensional Stiefel and Grassmann manifolds %J Comptes Rendus. Mathématique %D 2012 %P 773-776 %V 350 %N 15-16 %I Elsevier %R 10.1016/j.crma.2012.08.010 %G en %F CRMATH_2012__350_15-16_773_0