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Found 8 Documents (Results 1–8)

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One-dimensional Schrödinger operator on the half-line: the differential equation for eigenfunctions with respect to the spectral parameter and an analog of the Freud equation. (English) Zbl 1168.34367

Funct. Anal. Appl. 41, No. 3, 237-240 (2007); translation from Funkts. Anal. Prilozh. 41, No. 3, 84-88 (2007).
MSC:  34L40 34L05
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The Schrödinger operator: Perturbation determinants, the spectral shift function, trace identities, and all that. (English) Zbl 1222.47072

Funct. Anal. Appl. 41, No. 3, 217-236 (2007); translation from Funkts. Anal. Prilozh. 41, No. 3, 60-83 (2007).
MSC:  47F05 35P20
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Detecting the orientation of string links by finite type invariants. (English) Zbl 1159.57003

Funct. Anal. Appl. 41, No. 3, 208-216 (2007); translation from Funkts. Anal. Prilozh. 41, No. 3, 48-59 (2007).
MSC:  57M25
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