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Found 35,595 Documents (Results 1–100)

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Tumanov, S. N.

One condition for discreteness of the spectrum and compactness of the resolvent of a nonsectorial Sturm-Liouville operator on a semiaxis. (English. Russian original) Zbl 07735232

Dokl. Math. 107, No. 2, 117-119 (2023); translation from Dokl. Ross. Akad. Nauk, Mat. Inform. Protsessy Upr. 510, 39-42 (2023).
MSC:  34B24 34L05 47A10
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\textit{S. N. Tumanov}, Dokl. Math. 107, No. 2, 117--119 (2023; Zbl 07735232); translation from Dokl. Ross. Akad. Nauk, Mat. Inform. Protsessy Upr. 510, 39--42 (2023)
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Zhuravliov, V. P.; Fomin, M. P.

Bifurcation of the solutions of boundary-value problems for integrodifferential equations with degenerate kernel in Banach spaces. (English. Ukrainian original) Zbl 07732825

J. Math. Sci., New York 274, No. 1, 25-42 (2023); translation from Neliniĭni Kolyvannya 25, No. 1, 25-40 (2022).
MSC:  47Axx 45Jxx 34Bxx
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\textit{V. P. Zhuravliov} and \textit{M. P. Fomin}, J. Math. Sci., New York 274, No. 1, 25--42 (2023; Zbl 07732825); translation from Neliniĭni Kolyvannya 25, No. 1, 25--40 (2022)
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Mikhailets, V. A.; Atlasiuk, O. M.; Skorobohach, T. B.

On the solvability of Fredholm boundary-value problems in fractional Sobolev spaces. (English. Ukrainian original) Zbl 07730054

Ukr. Math. J. 75, No. 1, 107-117 (2023); translation from Ukr. Mat. Zh. 75, No. 1, 96-104 (2023).
MSC:  34A30 37C60 34B10 47N20
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\textit{V. A. Mikhailets} et al., Ukr. Math. J. 75, No. 1, 107--117 (2023; Zbl 07730054); translation from Ukr. Mat. Zh. 75, No. 1, 96--104 (2023)
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Makarov, V. L.; Mayko, N. V.; Ryabichev, V. L.

Realization of the exact three-point finite-difference schemes for the system of second-order ordinary differential equations. (English. Ukrainian original) Zbl 07730053

Ukr. Math. J. 75, No. 1, 80-106 (2023); translation from Ukr. Mat. Zh. 75, No. 1, 72-95 (2023).
MSC:  65Lxx 34Bxx 65-XX
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\textit{V. L. Makarov} et al., Ukr. Math. J. 75, No. 1, 80--106 (2023; Zbl 07730053); translation from Ukr. Mat. Zh. 75, No. 1, 72--95 (2023)
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Kunynets, A. V.; Kutniv, M. V.; Khomenko, N. V.

Three-point difference schemes of high order of accuracy for the Sturm-Liouville problem. (English. Ukrainian original) Zbl 07729814

J. Math. Sci., New York 273, No. 6, 948-959 (2023); translation from Mat. Metody Fiz.-Mekh. Polya 63, No. 4, 54-62 (2020).
MSC:  65L15 34B24
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\textit{A. V. Kunynets} et al., J. Math. Sci., New York 273, No. 6, 948--959 (2023; Zbl 07729814); translation from Mat. Metody Fiz.-Mekh. Polya 63, No. 4, 54--62 (2020)
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Chuiko, S. M.; Nesmelova, O. V.; Shevtsova, K. S.

Differential-algebraic boundary-value problems with impulsive action. (English. Ukrainian original) Zbl 07723993

J. Math. Sci., New York 273, No. 2, 316-331 (2023); translation from Neliniĭni Kolyvannya 24, No. 4, 560-573 (2021).
MSC:  34A09 34A30 34A37 34B10
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\textit{S. M. Chuiko} et al., J. Math. Sci., New York 273, No. 2, 316--331 (2023; Zbl 07723993); translation from Neliniĭni Kolyvannya 24, No. 4, 560--573 (2021)
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Nikulin, E. I.

Contrast structures in the reaction-advection-diffusion problem appearing in a drift-diffusion model of a semiconductor in the case of nonsmooth reaction. (English. Russian original) Zbl 07723435

Theor. Math. Phys. 215, No. 3, 769-783 (2023); translation from Teor. Mat. Fiz. 215, No. 3, 360-376 (2023).
MSC:  34E15 34B15 34E05
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\textit{E. I. Nikulin}, Theor. Math. Phys. 215, No. 3, 769--783 (2023; Zbl 07723435); translation from Teor. Mat. Fiz. 215, No. 3, 360--376 (2023)
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