Mathematics · Functional Analysis
Let T be a bounded invertible operator on a Hilbert space H. Which of the following identities is true?
- 1(T-1) = T
- 2T-1 = T
- 3(T-1) = (T)-1✓
- 4(T-1) ≠ (T)-1
Correct answer
(T-1) = (T)-1
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