When Nilpotence Implies Normality of Bounded Linear Operators
classification
🧮 math.FA
math.OA
keywords
boundedlinearnilpotentoperatorscaseconditionsconsideredequivalently
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In this paper, we give conditions forcing nilpotent matrices (and bounded linear operators in general) to be null or equivalently to be normal. Therefore, a non-zero operator having e.g. a positive real part is never nilpotent. The case of quasinilpotence is also considered.
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