Zobrazeno 1 - 10
of 42
pro vyhledávání: '"Daniyal M. Israfilov"'
Autor:
Elife Gursel, Daniyal M. Israfilov
Publikováno v:
Mathematical Methods in the Applied Sciences. 44:7479-7490
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::adcf46c4831eec555253079e50b9b699
https://doi.org/10.1002/mma.6282
https://doi.org/10.1002/mma.6282
Autor:
Daniyal M. Israfilov, Ahmet Testici
Publikováno v:
Applicable Analysis. 100:819-834
The approximation properties of the matrix transforms, constructed via lower triangular matrices, satisfying some additional conditions, in the generalized grand Lebesgue spaces with variable expon...
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::24a0fe601063715c63552dfa08542c4a
https://doi.org/10.1080/00036811.2019.1622680
https://doi.org/10.1080/00036811.2019.1622680
Autor:
Daniyal M. Israfilov, Elife Gursel
Let G be a simple connected bounded domain in the complex plane C. Imposing some additional conditions on the variable exponent p (.), we prove direct and inverse theorems of approximation theory in the variable exponent Smirnov classes E-p(.) (G), w
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::26a7827b6b5c2f8c5b2683266a844d88
Autor:
Ahmet Testici, Daniyal M. Israfilov
Publikováno v:
Analysis Mathematica. 44:475-492
In this work we prove some inverse and simultaneous approximation theorems in the weighted variable exponent Lebesgue space and discuss the constructive description problems in the generalized Lipschitz subclasses.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5c7caffbb623e0b87769b815ca54bd0f
https://doi.org/10.1007/s10476-018-0403-x
https://doi.org/10.1007/s10476-018-0403-x
Publikováno v:
Bulletin of the Brazilian Mathematical Society, New Series. 49:955-963
The maximal convergence properties of the partial sums of the Faber series in the variable exponent Smirnov classes are investigated.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0af43c7c52c1860bf4bf1d78ece295bb
https://doi.org/10.1007/s00574-018-0086-8
https://doi.org/10.1007/s00574-018-0086-8
Autor:
Daniyal M. Israfilov, Ahmet Testici
Publikováno v:
Journal of Mathematical Analysis and Applications. 459:112-123
In the variable exponent Lebesgue space, the r-th modulus of smoothness ( r = 1 , 2 , . . . ) is defined and in this term, the direct and inverse theorems of approximation theory are proved. Moreover, the constructive characterization problems for th
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::203dd624655e371528f279934618a197
https://doi.org/10.1016/j.jmaa.2017.10.067
https://doi.org/10.1016/j.jmaa.2017.10.067
Autor:
Daniyal M. Israfilov, Ahmet Testici
Publikováno v:
Indagationes Mathematicae. 27:914-922
Let Γ be a rectifiable Dini-smooth Jordan curve in the complex plane C . In this work the approximation properties of the Faber–Laurent series expansions in the variable exponent Lebesgue spaces defined on the curve Γ are investigated.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::02954858f4093de6c31aabd88182f497
https://doi.org/10.1016/j.indag.2016.06.001
https://doi.org/10.1016/j.indag.2016.06.001
Autor:
Daniyal M. Israfilov, Ahmet Testici
Publikováno v:
Complex Variables and Elliptic Equations. 60:1243-1253
In this work, the inverse problem of approximation theory in the variable exponent Smirnov classes of analytic functions, defined on the Jordan domains with a Dini-smooth boundaries, is studied. First, for this purpose, an inverse theorem in the vari
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::916cf3deb09da4a098f6d04e9caf1e6d
https://doi.org/10.1080/17476933.2015.1004539
https://doi.org/10.1080/17476933.2015.1004539
Autor:
Daniyal M. Israfilov, Ahmet Testici
Publikováno v:
Results in Mathematics. 73
In this work the approximation properties of the matrix transforms of functions in the weighted variable exponent Lebesgue spaces are investigated.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ecb0480a5356852a39262179d99c0d3a
https://doi.org/10.1007/s00025-018-0762-4
https://doi.org/10.1007/s00025-018-0762-4
Autor:
Daniyal M. Israfilov, Ahmet Testici
Publikováno v:
Colloquium Mathematicum. :1-14
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d921267376c38b480f553476b61481be
https://doi.org/10.4064/cm6555-12-2015
https://doi.org/10.4064/cm6555-12-2015