Geodesic
Extreme points of numerical ranges of quasihyponormal operators
Revista colombiana de matematicas, Tome 27 (1993) no. 1-2, pp. 223-230

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Mots-clés : quasihyponormal operator on a Hilbert space, numerical range, eigenvalues, boundary point of the numerical range, convexoid, paranormal 
Jaime Rodríguez Montes. Extreme points of numerical ranges of quasihyponormal operators. Revista colombiana de matematicas, Tome 27 (1993) no. 1-2, pp. 223-230. http://geodesic.mathdoc.fr/item/RCM_1993__27_1-2_181884/
@article{RCM_1993__27_1-2_181884,
     author = {Jaime Rodr{\'\i}guez Montes},
     title = {Extreme points of numerical ranges of quasihyponormal operators},
     journal = {Revista colombiana de matematicas},
     pages = {223--230},
     year = {1993},
     volume = {27},
     number = {1-2},
     zbl = {0811.47021},
     url = {http://geodesic.mathdoc.fr/item/RCM_1993__27_1-2_181884/}
}
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