@article{CRMATH_2003__336_6_467_0, author = {Seeger, Alberto and Torki, Mounir}, title = {Valeurs propres relatives \`a un c\^one convexe : caract\'erisation et r\'esultats de cardinalit\'e}, journal = {Comptes Rendus. Math\'ematique}, pages = {467--470}, publisher = {Elsevier}, volume = {336}, number = {6}, year = {2003}, doi = {10.1016/S1631-073X(03)00106-7}, language = {fr}, url = {http://archive.numdam.org/articles/10.1016/S1631-073X(03)00106-7/} }