%0 Journal Article %A Greenbaum, Anne %T Some theoretical results derived from polynomial numerical hulls of Jordan blocks %J Electronic transactions on numerical analysis %D 2004 %P 81-90 %V 18 %I mathdoc %U http://geodesic.mathdoc.fr/item/ETNA_2004__18__a7/ %G en %F ETNA_2004__18__a7