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Found 17,833 Documents (Results 1–100)

Direct and inverse problems of spectral analysis for arbitrary-order differential operators with nonintegrable regular singularities. (English. Russian original) Zbl 07798858

J. Math. Sci., New York 278, No. 1, 194-205 (2024); translation from Sovrem. Mat., Fundam. Napravl. 67, No. 2, 408-421 (2021).
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On the construction of a variational principle for a certain class of differential-difference operator equations. (English. Russian original) Zbl 07798854

J. Math. Sci., New York 278, No. 1, 108-114 (2024); translation from Sovrem. Mat., Fundam. Napravl. 67, No. 2, 316-323 (2021).
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