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On the numerical ranges of a family of commuting operators

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Translated fromMatematicheskie Zametki, Vol. 62, No 5, pp. 787–791, November, 1997.

Translated by A. I. Shtern

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Gomilko, A.M., Radzievskii, G.V. On the numerical ranges of a family of commuting operators. Math Notes 62, 659–663 (1997). https://doi.org/10.1007/BF02361305

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