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Found 11 Documents (Results 1–11)

The nuclear method in potential scattering theory. (English. Russian original) Zbl 0734.47003

J. Sov. Math. 56, No. 2, 2285-2299 (1991); translation from Zap. Nauchn. Semin. Leningr. Otd. Mat. Inst. Steklova 171, 12-35 (1989).
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Estimates for the difference of fractional powers of selfadjoint operators in the case of unbounded perturbations. (English. Russian original) Zbl 0784.47011

J. Sov. Math. 61, No. 2, 2018-2035 (1992); translation from Zap. Nauchn. Semin. Leningr. Otd. Mat. Inst. Steklova 178, 120-145 (1989).
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Operator integration, perturbations, and commutators. (English. Russian original) Zbl 0784.47033

J. Sov. Math. 63, No. 2, 129-148 (1993); translation from Zap. Nauchn. Semin. Leningr. Otd. Mat. Inst. Steklova 170, 34-66 (1989).
MSC:  47B06 47B15 47B47
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