Normality and the Higher Numerical Range
1978 ◽
Vol 30
(02)
◽
pp. 419-430
◽
Keyword(s):
Let Mn(C) be the vector space of all w-square complex matrices. Denote by (• , •) the standard inner product in the space C n of complex n-tuples. For a matrix A ∈ Mn(C) and an n-tuple c = (c1,… , cn) ∈ C n, define the c-numerical range of A to be the set
2009 ◽
Vol 139
(2)
◽
pp. 303-319
◽
Keyword(s):
2018 ◽
Vol 97
(3)
◽
pp. 459-470
◽
1967 ◽
Vol 19
◽
pp. 350-360
◽
1972 ◽
Vol 24
(4)
◽
pp. 686-695
◽
1980 ◽
Vol 32
(4)
◽
pp. 957-968
◽
2010 ◽
Vol 2010
◽
pp. 1-15
◽
Keyword(s):
1971 ◽
Vol 12
(2)
◽
pp. 110-117
◽
Keyword(s):
2017 ◽
Vol 103
(3)
◽
pp. 402-419
◽