El Kadiri, Mohamed. "On a class of positive semidefinite biquadratic forms. (Sur une classe de formes biquadratiques semi-définies positives.)." ELA. The Electronic Journal of Linear Algebra [electronic only] 22 (2011): 513-520. <http://eudml.org/doc/230993>.
@article{ElKadiri2011, author = {El Kadiri, Mohamed}, journal = {ELA. The Electronic Journal of Linear Algebra [electronic only]}, keywords = {bilinear forms; biquadratic forms; positive operators; completely positive operators}, language = {eng}, pages = {513-520}, publisher = {ILAS - The International Linear Algebra Society c/o Daniel Hershkowitz, Department of Mathematics, Technion - Israel Institute of Techonolgy}, title = {On a class of positive semidefinite biquadratic forms. (Sur une classe de formes biquadratiques semi-définies positives.)}, url = {http://eudml.org/doc/230993}, volume = {22}, year = {2011}, }
TY - JOUR AU - El Kadiri, Mohamed TI - On a class of positive semidefinite biquadratic forms. (Sur une classe de formes biquadratiques semi-définies positives.) JO - ELA. The Electronic Journal of Linear Algebra [electronic only] PY - 2011 PB - ILAS - The International Linear Algebra Society c/o Daniel Hershkowitz, Department of Mathematics, Technion - Israel Institute of Techonolgy VL - 22 SP - 513 EP - 520 LA - eng KW - bilinear forms; biquadratic forms; positive operators; completely positive operators UR - http://eudml.org/doc/230993 ER -