## Found 3 Documents (Results 1–3)

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### Semigroups and resolvents of bounded variation imaginary powers and $$H^ \infty$$ functional calculus. (English)Zbl 0779.47036

MSC:  47D06 46H30 47A60
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### On the closedness of the sum of two closed operators. (English)Zbl 0615.47002

MSC:  47A05 47D03 35K50 47A50 34G10
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