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Found 6 Documents (Results 1–6)

Almost periodic Sturm-Liouville operators with Cantor homogeneous spectrum and pseudoextendible Weyl functions. (English. Russian original) Zbl 0868.34063

Russ. Acad. Sci., Dokl., Math. 50, No. 3, 512-515 (1995); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 339, No. 6, 736-738 (1994).
MSC:  34L40 47E05 34L05
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Linear equations of Sobolev type, and strongly continuous semigroups of solving operators with kernels. (English. Russian original) Zbl 0903.47024

Russ. Acad. Sci., Dokl., Math. 50, No. 1, 137-142 (1995); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 337, No. 5, 581-584 (1994).
Reviewer: S.Totaro (Firenze)
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Spectral completeness of the root functions of a boundary value problem on a graph. (English. Russian original) Zbl 0831.34085

Russ. Acad. Sci., Dokl., Math. 49, No. 2, 298-302 (1994); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 335, No. 3, 281-283 (1994).
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An inverse problem for selfadjoint differential operators on the half- line. (English. Russian original) Zbl 0828.34009

Russ. Acad. Sci., Dokl., Math. 48, No. 3, 583-587 (1994); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 333, No. 4, 449-451 (1993).
MSC:  34A55
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Pseudoanalyticity and the problem of a mathematical description of the boundary layer. (English. Russian original) Zbl 0788.34059

Russ. Acad. Sci., Dokl., Math. 46, No. 1, 47-52 (1993); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 325, No. 2, 231-236 (1992).
MSC:  34E15 76D10
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On the root subspaces of a two-parameter spectral problem. (English. Russian original) Zbl 0813.47008

Russ. Acad. Sci., Dokl., Math. 45, No. 3, 513-516 (1992); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 324, No. 1, 20-23 (1992).
MSC:  47A13 47A25 47A10
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