On the numerical range of an operator

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Home > Journals > Proc. Japan Acad. > Volume 47 > Issue 3 > Article

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1971 On the numerical range of an operator

Takayuki Furuta, Ritsuo Nakamoto

Proc. Japan Acad. 47(3): 279-284 (1971). DOI: 10.3792/pja/1195520010

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Proc. Japan Acad.

Vol.47 • No. 3 • 1971

The Japan Academy

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Takayuki Furuta, Ritsuo Nakamoto "On the numerical range of an operator," Proceedings of the Japan Academy, Proc. Japan Acad. 47(3), 279-284, (1971)

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