대한수학회논문집 (Communications of the Korean Mathematical Society)
- 제13권3호
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- Pages.481-487
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- 1998
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- 1225-1763(pISSN)
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- 2234-3024(eISSN)
ON THE CLOSURE OF DOMINANT OPERATORS
초록
Let (equation omitted) denote the closure of the set (equation omitted) of dominant operators in the norm topology. We show that the Weyl spectrum of an operator T