Zobrazeno 1 - 10
of 10
pro vyhledávání: '"I. R. Tymkiv"'
Autor:
I. R. Tymkiv
Publikováno v:
Karpatsʹkì Matematičnì Publìkacìï, Vol 3, Iss 2, Pp 120-130 (2013)
The correctness of the problem with multipoints conditions with respect time-variable and conditions of the Dirichlet by Petrovski linear parabolic equation with variable coefficients in a limited cylindrical domen. The conditions of existence and un
Externí odkaz:
https://doaj.org/article/1e535052cb6b4b479b4bcd03b59cce0e
Autor:
I. R. Tymkiv
Publikováno v:
Karpatsʹkì Matematičnì Publìkacìï, Vol 3, Iss 2, Pp 120-130 (2011)
The correctness of the problem with multipoints conditions with respect time-variable and conditions of the Dirichlet by Petrovski linear parabolic equation with variable coefficients in a limited cylindrical domen. The conditions of existence and un
Externí odkaz:
https://doaj.org/article/3935305e309245d1ac79ea84863b0294
Publikováno v:
PRECARPATHIAN BULLETIN OF THE SHEVCHENKO SCIENTIFIC SOCIETY Number. :16-28
The linear conjugation problem with multipoint nonlocal condition in the time variable for a mixed parabolic-hyperbolic equation of the second order in a cylindrical domain, which is Cartesian product of the time segment and the spatial multidimensio
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b715488bb66300dbe5fb16fed1ad5279
https://doi.org/10.31471/2304-7399-2020-1(59)-16-28
https://doi.org/10.31471/2304-7399-2020-1(59)-16-28
Publikováno v:
PRECARPATHIAN BULLETIN OF THE SHEVCHENKO SCIENTIFIC SOCIETY Number. :21-28
The conditions of correct solvability in the Sobolev spaces of the conjugation problem with local multipoint conditions and periodic conditions for higher order mixed hyperbolic type equations is obtained. It has been proved that these conditions ful
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e4def2ba3d5311cc33652bc1ec12864c
https://doi.org/10.31471/2304-7399-2019-1(53)-21-28
https://doi.org/10.31471/2304-7399-2019-1(53)-21-28
Publikováno v:
PRECARPATHIAN BULLETIN OF THE SHEVCHENKO SCIENTIFIC SOCIETY Number. :38-46
Metrical theorems are inprocess set about estimations from below small denominators that arose up at investigational existence of periodic at times decision of task with integral conditions as moments after a spatial variable for equalization of smal
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5f6e04c1d21d8ce36b9869bddf6f4caa
https://doi.org/10.31471/2304-7399-2018-2(46)-38-46
https://doi.org/10.31471/2304-7399-2018-2(46)-38-46
Publikováno v:
Carpathian Mathematical Publications / Karpats'kì Matematičnì Publìkacìï; 2022, Vol. 14 Issue 1, p95-104, 10p
Autor:
M. M. Symotyuk, I. R. Tymkiv
Publikováno v:
Karpatsʹkì Matematičnì Publìkacìï, Vol 6, Iss 2, Pp 351-359 (2014)
The correctness of the problem with two-point conditions on time variable and Dirichlet-type conditions on spetial coordinates for the linear parabolic equations are established. The metric theorem about estimate from below of small denominators of t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f713d8eb1578d5beef70c1d90b9e901e
https://journals.pnu.edu.ua/index.php/cmp/article/view/1367
https://journals.pnu.edu.ua/index.php/cmp/article/view/1367
Autor:
B. I. Ptashnyk, I. R. Tymkiv
Publikováno v:
Ukrainian Mathematical Journal. 65:463-477
We establish conditions for the well-posedness of a problem with multipoint conditions in the time variable and some boundary conditions in the space coordinates posed for one class of parabolic equations with Bessel operator in one of the space vari
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ea50ea7e09c8427cda6357d1460b0d61
https://doi.org/10.1007/s11253-013-0789-3
https://doi.org/10.1007/s11253-013-0789-3
Autor:
I. R. Tymkiv, B. Yo. Ptashnyk
Publikováno v:
Journal of Mathematical Sciences. 183:1-16
We study the correctness of a problem with multipoint conditions with respect to the time variable and conditions of the Dirichlet type with respect to spatial coordinates for a class of equations parabolic by Petrovskii with coefficients variable in
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::bc04de49afb19d8d6a18ed068a662317
https://doi.org/10.1007/s10958-012-0793-4
https://doi.org/10.1007/s10958-012-0793-4
Autor:
I. R. Tymkiv, B. I. Ptashnyk
Publikováno v:
Nonlinear Oscillations. 12:346-357
We study the well-posedness of a problem for a Petrovskii-parabolic equation with coefficients depending on the space coordinates and with multipoint conditions with respect to the time variable. We establish conditions for the existence and uniquene
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ad2c0a08f941ce6dd4f6c1ddb4f6210f
https://doi.org/10.1007/s11072-010-0081-5
https://doi.org/10.1007/s11072-010-0081-5