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SKEP - Wyniki wyszukiwania wśród publikacji

Szukanie:
w opisie bibliograficznym
Wprowadzona fraza:
{Demonstratio Mathematica}
Opublikowano w latach:
1960 - 2023
Znaleziono:
33 (spośród około 72835)
1.
Approximation of integrable functions by general linear matrix operators of their fourier series, 2022, Vishnu Narayan Mishra , Włodzimierz Łenski , Bogdan Szal , Demonstratio Mathematica, Vol. 55, iss. 1, 136--152, ISSN: 0420-1213, eISSN: 2391-4661, bibliogr. summ.
Słowa kluczowe: rate of approximation, summability of Fourier series
Kod: CZR-N-WYKAZ BibTeX (pkt. 20) DOI: 10.1515/dema-2022-0009
Cytowania wg Scopus: 2 [08-01-2024]
Cytowania wg WOS: 1 [18-12-2023], JIF: 2.000
Open Access: Licence: CC-BY, Article mode: OPEN_JOURNAL, Release time: AT_PUBLICATION, Text version: FINAL_PUBLISHED, Date of publication: 29-03-2022
[AWCZ-33225] [data modyf. 04-07-2022 13:30]
2.
Degrees of the approximations by some special matrix means of conjugate Fourier series, 2019, Radosława Kranz , Aleksandra Rzepka , Ewa Sylwestrzak-Maślanka , Demonstratio Mathematica, Vol. 52, iss. 1, 116--129, ISSN: 0420-1213, eISSN: 2391-4661, bibliogr. summ.
Słowa kluczowe: Fourier series, degree of approximation, matrix means
Kod: CZR-N-WYKAZ BibTeX (pkt. 20) DOI: 10.1515/dema-2019-0014
Cytowania wg Scopus: 1 [08-01-2024]
Cytowania wg WOS: 1 [01-01-2024],
[AWCZ-23992] [data modyf. 06-04-2021 14:00]
3.
On trigonometric approximation of functions in the Lq norm, 2018, Ram N. Mohapatra , Bogdan Szal , Demonstratio Mathematica, Vol. 51, iss. 1, 17--26, ISSN: 0420-1213, eISSN: 2391-4661, bibliogr. summ.
Słowa kluczowe: Lq norm, class Lip (ß, q), trigonometric approximation
Kod: CZR-WYKAZ BibTeX (pkt. 11) DOI: 10.1515/dema-2018-0004
Cytowania wg Scopus: 11 [08-01-2024]
Cytowania wg WOS: 10 [25-12-2023],
[AWCZ-22566] [data modyf. 06-04-2021 14:00]
4.
Pointwise approximation of 2\pi/r-periodic functions by matrix operators of their Fourier series with r-differences of the entries, 2018, Włodzimierz Łenski , Bogdan Szal , Demonstratio Mathematica, Vol. 51, iss. 1, 309--322, ISSN: 0420-1213, eISSN: 2391-4661, bibliogr. summ.
Słowa kluczowe: rate of approximation, summability of Fourier series
Kod: CZR-WYKAZ BibTeX (pkt. 11) DOI: 10.1515/dema-2018-0024
Cytowania wg Scopus: 1 [08-01-2024]
Cytowania wg WOS: 1 [01-01-2024],
[AWCZ-23440] [data modyf. 06-04-2021 14:00]
5.
On the approximation of integrable functions by some special matrix means of Fourier series, 2017, Radosława Kranz , Aleksandra Rzepka , Demonstratio Mathematica, Vol. 50, 351--359, ISSN: 0420-1213, eISSN: 2391-4661, bibliogr. summ.
Słowa kluczowe: Fourier series, degree of approximation, matrix means
Kod: CZR-WYKAZ BibTeX (pkt. 11) DOI: 10.2478/dema-2017-0034
[AWCZ-22306] [data modyf. 06-04-2021 13:59]
6.
Approximation of conjugate functions by general linear operators of their Fourier series at the Lebesgue points, 2014, Włodzimierz Łenski , Bogdan Szal , Demonstratio Mathematica, Vol. 47, no. 4, 878--892, ISSN: 0420-1213, eISSN: 2391-4661, bibliogr. summ.
Słowa kluczowe: rate of approximation, summability of Fourier series
Kod: CZR-WYKAZ BibTeX (pkt. 11) DOI: 10.2478/dema-2014-0071
Cytowania wg Scopus: 1 [08-01-2024]
Cytowania wg WOS: 1 [20-11-2023],
[AWCZ-18665] [data modyf. 06-04-2021 13:59]
7.
Mean-value theorems and some symmetric means, 2013, Janusz Matkowski , Demonstratio Mathematica, Vol. 44, no. 3, 461--474, ISSN: 0420-1213, eISSN: 2391-4661, bibliogr. summ.
Słowa kluczowe: Cauchy mean, Lagrange mean, differential equation, mean, mean-value theorem, symmetric mean, translated quasi-geometric mean
Kod: CZR-WYKAZ BibTeX (pkt. 11)
Cytowania wg Scopus: 0 [08-01-2024]
[AWCZ-17545] [data modyf. 06-04-2021 13:59]
8.
Generalizations of Lagrange and Cauchy mean-value theorems, 2010, Janusz Matkowski , Demonstratio Mathematica, Vol. 43, no 4, 765--774, ISSN: 0420-1213, eISSN: 2391-4661, bibliogr. wykr. summ.
Słowa kluczowe: Cauchy mean, Cauchy theorem, Lagrange mean, Lagrange theorem, Stolarsky mean, generalization, logrithmic mean, mean, mean-value theorem
Kod: CZR-WYKAZ BibTeX (pkt. 9)
Cytowania wg Scopus: 0 [08-01-2024]
[AWCZ-15276] [data modyf. 06-04-2021 13:59]
9.
On the degree of strong approximation of functions and conjugate functions, 2010, Włodzimierz Łenski , Bogdan Szal , Demonstratio Mathematica, Vol. 43, no 1, 117--128, ISSN: 0420-1213, eISSN: 2391-4661, bibliogr. summ.
Kod: CZR-WYKAZ BibTeX (pkt. 9)
Cytowania wg Scopus: 0 [08-01-2024]
[AWCZ-14723] [data modyf. 06-04-2021 13:59]
10.
Application of the M RBV S classes to embedding relations of the Besov classes, 2009, Bogdan Szal , Demonstratio Mathematica, Vol. 42, no 2, 303--322, ISSN: 0420-1213, eISSN: 2391-4661, bibliogr. summ.
Słowa kluczowe: Besov classes, Fourier coefficients, embedding relations
Kod: CZR-WYKAZ BibTeX (pkt. 6)
[AWCZ-13974] [data modyf. 06-04-2021 13:59]
11.
An invariance of the geometric mean with respect to Lagrangian conditionally homogenous mean-type mappings, 2007, Dorota Głazowska , Demonstratio Mathematica, Vol. 40, no 2, 289--302, ISSN: 0420-1213, eISSN: 2391-4661, bibliogr. summ.
Kod: CZR-WYKAZ BibTeX (pkt. 6)
[AWCZ-12373] [data modyf. 06-04-2021 13:59]
12.
On the rate of pointwise strong summability of Fourier series, 2004, Włodzimierz Łenski , Bogdan Roszak , Demonstratio Mathematica, Vol. 37, no 3, 601--610, ISSN: 0420-1213, eISSN: 2391-4661, bibliogr. summ.
Kod: CZR-WYKAZ BibTeX (pkt. [?])
Cytowania wg Scopus: 0 [08-01-2024]
[AWCZ-9795] [data modyf. 06-04-2021 13:59]
13.
On a composite functional equation, 2003, Janusz Matkowski , Jolanta Okrzesik , Demonstratio Mathematica, Vol. 36, no 3, 653--658, ISSN: 0420-1213, eISSN: 2391-4661, bibliogr. summ.
Kod: CZR-WYKAZ BibTeX (pkt. [?])
Cytowania wg Scopus: 6 [08-01-2024]
[AWCZ-9112] [data modyf. 06-04-2021 13:59]
14.
A characterization of L\p -norm with the aid of equality condition in the Hölder inequality, 1999, Janusz Matkowski , Jürg Rätz , Demonstratio Mathematica, Vol. 32, no 1, 165--170, ISSN: 0420-1213, eISSN: 2391-4661, bibliogr.
Kod: CZR-WYKAZ BibTeX (pkt. 6)
[AWCZ-4241] [data modyf. 06-04-2021 13:59]
15.
Equality in Minkowski inequality and a characterization of L-norm, 1997, Janusz Matkowski , Jürg Rätz , Demonstratio Mathematica, Vol. 30, no 1, 53--62, ISSN: 0420-1213, eISSN: 2391-4661, bibliogr.
Kod: CZR-WYKAZ BibTeX (pkt. 6)
[AWCZ-8304] [data modyf. 06-04-2021 13:59]
16.
Weak solutions of set-valued random differential equations, 1996, Mariusz Michta , Demonstratio Mathematica, Vol. 29, no 3, 523--528, ISSN: 0420-1213, eISSN: 2391-4661,
Kod: CZR-WYKAZ BibTeX (pkt. 6)
[AWCZ-11248] [data modyf. 06-04-2021 13:59]
17.
Envelopes of special class of one-parameter families of curves, 1996, Peter Kahlig , Janusz Matkowski , Demonstratio Mathematica, Vol. 29, no 4, 799--806, ISSN: 0420-1213, eISSN: 2391-4661,
Kod: CZR-WYKAZ BibTeX (pkt. [?])
Cytowania wg Scopus: 1 [08-01-2024]
[AWCZ-14622] [data modyf. 06-04-2021 13:59]
18.
Remark on globally Lipschitzian composition operators, 1995, A. Matkowska , Janusz Matkowski , N. Merentes , Demonstratio Mathematica, Vol. 28, no 1, 171--175, ISSN: 0420-1213, eISSN: 2391-4661,
Kod: CZR-WYKAZ BibTeX (pkt. 6)
[AWCZ-14645] [data modyf. 06-04-2021 13:59]
19.
Controllability of the neutral functional-differential inclusion with - M-dissipative right hand side, 1990, Jerzy Motyl , Michał Kisielewicz , Demonstratio Mathematica, Vol. 23, no 2, 425--433, ISSN: 0420-1213, eISSN: 2391-4661, bibliogr. summ.
Kod: CZR-WYKAZ BibTeX (pkt. 6)
[AWCZ-13760] [data modyf. 06-04-2021 13:59]
20.
The existence theorem for neutral functional-differential inclusions, 1990, Elżbieta Łuczak-Kumorek , Demonstratio Mathematica, Vol. 23, no 2, 385--393, ISSN: 0420-1213, eISSN: 2391-4661, bibliogr.
Kod: CZR-WYKAZ BibTeX (pkt. 6)
[AWCZ-8419] [data modyf. 07-04-2021 09:28]
21.
Existence and uniqueness of solution of neutral functional-differential inclusions via dissipativity, 1990, Jerzy Motyl , Demonstratio Mathematica, Vol. 23, no 1, 87--100, ISSN: 0420-1213, eISSN: 2391-4661, bibliogr.
Kod: CZR-WYKAZ BibTeX (pkt. 6)
[AWCZ-13844] [data modyf. 06-04-2021 13:59]
22.
The Halberstam-Richert type theorems for submultiplicative functions on arithmetical semigroups, 1986, Aleksander Grytczuk , Demonstratio Mathematica, Vol. 19, no 3, 629--636, ISSN: 0420-1213, eISSN: 2391-4661, bibliogr.
Kod: CZR-WYKAZ BibTeX (pkt. 6)
[AWCZ-11950] [data modyf. 06-04-2021 13:58]
23.
Generalized fixed point theorem, 1983, Michał Kisielewicz , Longin Rybiński , Demonstratio Mathematica, Vol. 16, no 4, 1037--1041, ISSN: 0420-1213, eISSN: 2391-4661, bibliogr. summ.
Kod: CZR-WYKAZ BibTeX (pkt. 6)
[AWCZ-13746] [data modyf. 06-04-2021 13:59]
24.
Compatness and upper semicontinuity of solution set of generalized differential equation in separable Banach space, 1982, Michał Kisielewicz , Demonstratio Mathematica, Vol. 15, no 3, 753--761, ISSN: 0420-1213, eISSN: 2391-4661, bibliogr.
Kod: CZR-WYKAZ BibTeX (pkt. 6)
[AWCZ-13795] [data modyf. 06-04-2021 13:59]
25.
Controllability of generalized functional-differential systems, 1981, Elżbieta Łuczak-Kumorek , Władysław Sosulski , Demonstratio Mathematica, Vol. 14, nr 4, 997--1010, ISSN: 0420-1213, eISSN: 2391-4661, bibliogr.
Kod: CZR-WYKAZ BibTeX (pkt. 6)
[AWCZ-8415] [data modyf. 07-04-2021 09:28]