 |
Wu, Pei Yuan Numerical ranges of Hilbert space operators Cambridge, United Kingdom : Cambridge University Press, 2021. xviii, 483 p. -- (Encyclopedia of mathematics and its applications ; vol. 179) QA322.4 W8 |
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Wu, Pei Yuan Numerical ranges of Hilbert space operators Cambridge, United Kingdom : Cambridge University Press, 2021. xviii, 483 p. -- (Encyclopedia of mathematics and its applications ; vol. 179) QA322.4 W8 |