Geodesic
Polynomial numerical hulls of order 3
The electronic journal of linear algebra, Tome 18 (2009), pp. 253-263.

Voir la notice de l'article provenant de la source Electronic Library of Mathematics

Summary: In this note, analytic description of V 3 (A) is given for normal matrices of the form A= A
Classification : 15A60, 15A18, 15A57
Keywords: polynomial numerical hull, numerical order, K th roots of a convex set 
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     title = {Polynomial numerical hulls of order 3},
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     year = {2009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ELA_2009__18__a36/}
}
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Afshin, Hamid Reza; Mehrjoofard, Mohammad Ali; Salemi, Abbas. Polynomial numerical hulls of order 3. The electronic journal of linear algebra, Tome 18 (2009), pp. 253-263. http://geodesic.mathdoc.fr/item/ELA_2009__18__a36/