On direct sums of reductive operators
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- by Thomas P. Wiggen PDF
- Proc. Amer. Math. Soc. 45 (1974), 313-314 Request permission
Abstract:
An example is given to show that the direct sum of two (distinct) reductive operators need not be reductive. The conjecture that $A \oplus A$ is reductive if $A$ is reductive is shown to be equivalent to the reductive operator conjecture (every reductive operator is normal).References
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Additional Information
- © Copyright 1974 American Mathematical Society
- Journal: Proc. Amer. Math. Soc. 45 (1974), 313-314
- MSC: Primary 47A15
- DOI: https://doi.org/10.1090/S0002-9939-1974-0361837-5
- MathSciNet review: 0361837