Spectral theory of n-normal operators on Hilbert space
1963 ◽
Vol 59
(4)
◽
pp. 727-729
◽
1965 ◽
Vol 17
◽
pp. 1030-1040
◽
Keyword(s):
1965 ◽
Vol 5
(5)
◽
pp. 283-284
2017 ◽
Vol 11
(01)
◽
pp. 1850004
Keyword(s):
2007 ◽
pp. 255-302