Khachar, Hardeepbhai J.; Vyas, Rajendra G. Order of multiple rational Fourier coefficients for functions of generalized Wiener class. (English) Zbl 07773865 Publ. Math. Debr. 103, No. 3-4, 473-487 (2023). MSC: 42C10 42B05 26B30 26D15 PDFBibTeX XMLCite \textit{H. J. Khachar} and \textit{R. G. Vyas}, Publ. Math. Debr. 103, No. 3--4, 473--487 (2023; Zbl 07773865) Full Text: DOI
Tsagareishvili, Vakhtang On the majorants of general Fourier coefficients and best approximations. (English) Zbl 07692687 Publ. Math. Debr. 102, No. 3-4, 475-494 (2023). MSC: 42C10 PDFBibTeX XMLCite \textit{V. Tsagareishvili}, Publ. Math. Debr. 102, No. 3--4, 475--494 (2023; Zbl 07692687) Full Text: DOI
Gogoladze, Larry; Cagareishvili, Giorgi On the absolute convergence of general Fourier series. (English) Zbl 1499.42121 Publ. Math. Debr. 100, No. 3-4, 277-294 (2022). Reviewer: Joseph Lakey (Las Cruces) MSC: 42C05 42C10 PDFBibTeX XMLCite \textit{L. Gogoladze} and \textit{G. Cagareishvili}, Publ. Math. Debr. 100, No. 3--4, 277--294 (2022; Zbl 1499.42121) Full Text: DOI
Alzer, Horst; Kwong, Man Kam Sharp inequalities for sine polynomials. (English) Zbl 1499.26053 Publ. Math. Debr. 100, No. 1-2, 185-203 (2022). Reviewer: Petr Gurka (Praha) MSC: 26D05 33B10 33C45 41A44 PDFBibTeX XMLCite \textit{H. Alzer} and \textit{M. K. Kwong}, Publ. Math. Debr. 100, No. 1--2, 185--203 (2022; Zbl 1499.26053) Full Text: DOI
Eisner, Timea New rational orthogonal systems in \(L^2(\mathbb{I})\). (English) Zbl 1499.30340 Publ. Math. Debr. 100, No. 1-2, 129-142 (2022). Reviewer: Linda R. Sons (DeKalb) MSC: 30J10 06B15 22D10 33C47 PDFBibTeX XMLCite \textit{T. Eisner}, Publ. Math. Debr. 100, No. 1--2, 129--142 (2022; Zbl 1499.30340) Full Text: DOI
Blahota, István; Nagy, Károly Approximation by matrix transform of Vilenkin-Fourier series. (English) Zbl 1499.42109 Publ. Math. Debr. 99, No. 1-2, 223-242 (2021). Reviewer: Joseph Lakey (Las Cruces) MSC: 42B35 42C05 47B90 PDFBibTeX XMLCite \textit{I. Blahota} and \textit{K. Nagy}, Publ. Math. Debr. 99, No. 1--2, 223--242 (2021; Zbl 1499.42109) Full Text: DOI
Goginava, Ushangi; Oniani, Giorgi On the almost everywhere convergence of multiple Fourier series of square summable functions. (English) Zbl 1488.42048 Publ. Math. Debr. 97, No. 3-4, 313-320 (2020). Reviewer: Alexander Ulanovskii (Stavanger) MSC: 42B05 42A55 42C10 26D15 PDFBibTeX XMLCite \textit{U. Goginava} and \textit{G. Oniani}, Publ. Math. Debr. 97, No. 3--4, 313--320 (2020; Zbl 1488.42048) Full Text: DOI
Nagy, Károly; Salim, Mohamed Restricted summability of the multi-dimensional Cesáro means of Walsh-Kaczmarz-Fourier series. (English) Zbl 1438.42056 Publ. Math. Debr. 94, No. 3-4, 381-394 (2019). MSC: 42C10 PDFBibTeX XMLCite \textit{K. Nagy} and \textit{M. Salim}, Publ. Math. Debr. 94, No. 3--4, 381--394 (2019; Zbl 1438.42056) Full Text: DOI arXiv
Gát, György; Lucskai, Gábor Estimation on the Walsh-Fejér and Walsh logarithmic kernels. (English) Zbl 1449.42047 Publ. Math. Debr. 95, No. 3-4, 415-435 (2019). MSC: 42C10 PDFBibTeX XMLCite \textit{G. Gát} and \textit{G. Lucskai}, Publ. Math. Debr. 95, No. 3--4, 415--435 (2019; Zbl 1449.42047) Full Text: DOI
Gogoladze, Larry; Tsagareishvili, Vakhtang Summability of general Fourier series. (English) Zbl 1413.42053 Publ. Math. Debr. 91, No. 3-4, 391-402 (2017). MSC: 42C10 PDFBibTeX XMLCite \textit{L. Gogoladze} and \textit{V. Tsagareishvili}, Publ. Math. Debr. 91, No. 3--4, 391--402 (2017; Zbl 1413.42053) Full Text: DOI
Gát, György Marcinkiewicz-like means of two dimensional Vilenkin-Fourier series. (English) Zbl 1399.42076 Publ. Math. Debr. 89, No. 3, 331-346 (2016). MSC: 42C10 PDFBibTeX XMLCite \textit{G. Gát}, Publ. Math. Debr. 89, No. 3, 331--346 (2016; Zbl 1399.42076) Full Text: DOI
Blahota, István; Tephnadze, Giorgi Strong convergence theorem for Vilenkin-Fejér means. (English) Zbl 1340.42065 Publ. Math. Debr. 85, No. 1-2, 181-196 (2014). Reviewer: Joseph Lakey (Las Cruces) MSC: 42C10 43A55 42A20 30H10 PDFBibTeX XMLCite \textit{I. Blahota} and \textit{G. Tephnadze}, Publ. Math. Debr. 85, No. 1--2, 181--196 (2014; Zbl 1340.42065) Full Text: DOI arXiv
Nagy, Károly On the restricted summability of two-dimensional Walsh-Fejér means. (English) Zbl 1340.42068 Publ. Math. Debr. 85, No. 1-2, 113-122 (2014). Reviewer: Alexei Lukashov (Saratov) MSC: 42C10 PDFBibTeX XMLCite \textit{K. Nagy}, Publ. Math. Debr. 85, No. 1--2, 113--122 (2014; Zbl 1340.42068) Full Text: DOI
Bircan, Nihal; Pohst, Michael E. On the powers of integers and conductors of quadratic fields. (English) Zbl 1274.11161 Publ. Math. Debr. 83, No. 1-2, 227-239 (2013). MSC: 11R11 11R04 42C05 PDFBibTeX XMLCite \textit{N. Bircan} and \textit{M. E. Pohst}, Publ. Math. Debr. 83, No. 1--2, 227--239 (2013; Zbl 1274.11161) Full Text: DOI arXiv
Blahota, István On the maximal value of Dirichlet and Fejér kernels with respect to the Vilenkin-like space. (English) Zbl 1289.42079 Publ. Math. Debr. 80, No. 3-4, 503-513 (2012). Reviewer: Alexei Lukashov (Istanbul) MSC: 42C10 PDFBibTeX XMLCite \textit{I. Blahota}, Publ. Math. Debr. 80, No. 3--4, 503--513 (2012; Zbl 1289.42079) Full Text: DOI
Boyadzhiev, Khristo N.; Dil, Ayhan Series with Hermite polynomials and applications. (English) Zbl 1263.11039 Publ. Math. Debr. 80, No. 3-4, 385-404 (2012). Reviewer: István Mező (Quito) MSC: 11B83 33C45 05A19 PDFBibTeX XMLCite \textit{K. N. Boyadzhiev} and \textit{A. Dil}, Publ. Math. Debr. 80, No. 3--4, 385--404 (2012; Zbl 1263.11039) Full Text: DOI arXiv
Nagy, Károly On the maximal operator of Walsh-Marcinkiewicz means. (English) Zbl 1249.42013 Publ. Math. Debr. 78, No. 3-4, 633-646 (2011). Reviewer: Robert E. Zink (Lafayette) MSC: 42C10 PDFBibTeX XMLCite \textit{K. Nagy}, Publ. Math. Debr. 78, No. 3--4, 633--646 (2011; Zbl 1249.42013) Full Text: DOI
Goginava, Ushangi; Gogoladze, Larry Pointwise summability of Vilenkin-Fourier series. (English) Zbl 1249.42010 Publ. Math. Debr. 79, No. 1-2, 89-108 (2011). Reviewer: István Mező (Debrecen) MSC: 42C10 PDFBibTeX XMLCite \textit{U. Goginava} and \textit{L. Gogoladze}, Publ. Math. Debr. 79, No. 1--2, 89--108 (2011; Zbl 1249.42010) Full Text: DOI
Pap, Margit; Schipp, Ferenc The voice transform on the Blaschke group. III. (English) Zbl 1212.43006 Publ. Math. Debr. 75, No. 1-2, 263-283 (2009). Reviewer: Alexander Tovstolis (Donetsk) MSC: 43A32 42C40 33C47 43A65 PDFBibTeX XMLCite \textit{M. Pap} and \textit{F. Schipp}, Publ. Math. Debr. 75, No. 1--2, 263--283 (2009; Zbl 1212.43006)
Goginava, Ushangi; Nagy, Károly On the maximal operator of the Marcinkiewicz-Fejér means of double Walsh-Kaczmarz-Fourier series. (English) Zbl 1212.42073 Publ. Math. Debr. 75, No. 1-2, 95-104 (2009). Reviewer: Vanna Zanelli (Modena) MSC: 42C10 PDFBibTeX XMLCite \textit{U. Goginava} and \textit{K. Nagy}, Publ. Math. Debr. 75, No. 1--2, 95--104 (2009; Zbl 1212.42073)
Gát, György On almost everywhere convergence of Fourier series on unbounded Vilenkin groups. (English) Zbl 1199.42125 Publ. Math. Debr. 75, No. 1-2, 85-94 (2009). MSC: 42C10 PDFBibTeX XMLCite \textit{G. Gát}, Publ. Math. Debr. 75, No. 1--2, 85--94 (2009; Zbl 1199.42125)
Bloom, Walter R.; Heyer, Herbert Polynomial hypergroup structures and applications to probability theory. (English) Zbl 1396.43002 Publ. Math. Debr. 72, No. 1-2, 199-225 (2008). MSC: 43A62 33C50 60B99 PDFBibTeX XMLCite \textit{W. R. Bloom} and \textit{H. Heyer}, Publ. Math. Debr. 72, No. 1--2, 199--225 (2008; Zbl 1396.43002)
Weisz, Ferenc Hardy spaces and convergence of vector-valued Vilenkin-Fourier series. (English) Zbl 1174.42036 Publ. Math. Debr. 71, No. 3-4, 413-424 (2007). MSC: 42C10 60G42 60G46 46B42 46E40 PDFBibTeX XMLCite \textit{F. Weisz}, Publ. Math. Debr. 71, No. 3--4, 413--424 (2007; Zbl 1174.42036)
Gát, György; Goginava, Ushangi Almost everywhere convergence of a subsequence of the logarithmic means of quadratic partial sums of double Walsh-Fourier series. (English) Zbl 1135.42327 Publ. Math. Debr. 71, No. 1-2, 173-184 (2007). MSC: 42C10 PDFBibTeX XMLCite \textit{G. Gát} and \textit{U. Goginava}, Publ. Math. Debr. 71, No. 1--2, 173--184 (2007; Zbl 1135.42327)
Mező, István; Simon, Péter Integrals of weighted maximal kernels with respect to Vilenkin systems. (English) Zbl 1135.42328 Publ. Math. Debr. 71, No. 1-2, 57-65 (2007). MSC: 42C10 PDFBibTeX XMLCite \textit{I. Mező} and \textit{P. Simon}, Publ. Math. Debr. 71, No. 1--2, 57--65 (2007; Zbl 1135.42328)
Goginava, Ushangi The maximal operator of the Fejér means of the character system of the p-series field in the Kaczmarz rearrangement. (English) Zbl 1136.42024 Publ. Math. Debr. 71, No. 1-2, 43-55 (2007). Reviewer: Manfred Tasche (Rostock) MSC: 42C10 40G05 PDFBibTeX XMLCite \textit{U. Goginava}, Publ. Math. Debr. 71, No. 1--2, 43--55 (2007; Zbl 1136.42024)
Lakatos, Piroska On zeros of reciprocal polynomials. (English) Zbl 1006.30003 Publ. Math. Debr. 61, No. 3-4, 645-661 (2002). MSC: 30C15 12D10 42C05 PDFBibTeX XMLCite \textit{P. Lakatos}, Publ. Math. Debr. 61, No. 3--4, 645--661 (2002; Zbl 1006.30003)
Simon, P. Cesàro means of Vilenkin-Fourier series. (English) Zbl 0997.42016 Publ. Math. Debr. 59, No. 1-2, 203-219 (2001). Reviewer: G.Gát (Nyíregyháza) MSC: 42C10 43A75 42B30 PDFBibTeX XMLCite \textit{P. Simon}, Publ. Math. Debr. 59, No. 1--2, 203--219 (2001; Zbl 0997.42016)
Blahota, I. On the \((H,L)\) typeness of the maximal function of Cesàro means of two-parameter integrable functions on bounded Vilenkin groups. (English) Zbl 0934.42018 Publ. Math. Debr. 54, No. 3-4, 417-426 (1999). Reviewer: R.E.Zink (Lafayette) MSC: 42C10 43A75 43A55 42B25 PDFBibTeX XMLCite \textit{I. Blahota}, Publ. Math. Debr. 54, No. 3--4, 417--426 (1999; Zbl 0934.42018)
Leindler, László On equivalence of coefficient conditions with assumptions of monotonicity. (English) Zbl 0916.26006 Publ. Math. Debr. 52, No. 3-4, 535-546 (1998). Reviewer: Wolfram Koepf (Berlin) MSC: 26D15 42C05 40F05 PDFBibTeX XMLCite \textit{L. Leindler}, Publ. Math. Debr. 52, No. 3--4, 535--546 (1998; Zbl 0916.26006)
Simon, P. Remarks on Walsh-Fourier multipliers. (English) Zbl 0916.42020 Publ. Math. Debr. 52, No. 3-4, 635-657 (1998). Reviewer: György Gát (Nyíregyháza) MSC: 42C10 47B38 60G46 43A22 60G42 PDFBibTeX XMLCite \textit{P. Simon}, Publ. Math. Debr. 52, No. 3--4, 635--657 (1998; Zbl 0916.42020)
Schipp, Ferenc On the strong summability of Walsh series. (English) Zbl 0913.42023 Publ. Math. Debr. 52, No. 3-4, 611-633 (1998). Reviewer: György Gát (Nyíregyháza) MSC: 42C10 40F05 43A55 PDFBibTeX XMLCite \textit{F. Schipp}, Publ. Math. Debr. 52, No. 3--4, 611--633 (1998; Zbl 0913.42023)
Joó, I. Weighted Nikolskiĭ-type inequalities. II. (English) Zbl 0871.42022 Publ. Math. Debr. 49, No. 3-4, 201-209 (1996). Reviewer: Z.Boros (Debrecen) MSC: 42C05 41A17 PDFBibTeX XMLCite \textit{I. Joó}, Publ. Math. Debr. 49, No. 3--4, 201--209 (1996; Zbl 0871.42022)
Joó, I. Weighted Nikolskij-type inequalities. (English) Zbl 0831.42014 Publ. Math. Debr. 44, No. 1-2, 5-30 (1994). Reviewer: D.S.Lubinsky (Wits) MSC: 42C05 41A17 PDFBibTeX XMLCite \textit{I. Joó}, Publ. Math. Debr. 44, No. 1--2, 5--30 (1994; Zbl 0831.42014)
Terdik, G. Expectation of nonlinear functions of Gaussian processes. (English) Zbl 0625.60044 Publ. Math. Debr. 33, 205-211 (1986). Reviewer: Ph.Nobelis MSC: 60G15 33C45 PDFBibTeX XMLCite \textit{G. Terdik}, Publ. Math. Debr. 33, 205--211 (1986; Zbl 0625.60044)
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Singh, Tikam Degree of approximation by harmonic means of Fourier-Laguerre expansions. (English) Zbl 0375.42004 Publ. Math. Debr. 24, 53-57 (1977). MSC: 42C05 41A10 40G05 PDFBibTeX XMLCite \textit{T. Singh}, Publ. Math. Debr. 24, 53--57 (1977; Zbl 0375.42004)
Mikolas, M. Über die Charakterisierung orthogonaler Systeme von Haarschem Typ. (German) Zbl 0284.42005 Publ. Math. Debr. 19(1972), 239-248 (1973). MSC: 42C05 PDFBibTeX XMLCite \textit{M. Mikolas}, Publ. Math. Debr. 19, 239--248 (1973; Zbl 0284.42005)
Tandori, Karoly Eine Bemerkung über das Maximum von Summen orthogonaler Funktionen. (German) Zbl 0275.42013 Publ. Math. Debr. 20, 89-92 (1973). MSC: 42C05 PDFBibTeX XMLCite \textit{K. Tandori}, Publ. Math. Debr. 20, 89--92 (1973; Zbl 0275.42013)
Tandori, Karoly Über den Einfluß der Lebesgueschen Funktionen auf die Konvergenz der Orthogonalreihen. (German) Zbl 0266.42015 Publ. Math. Debr. 19(1972), 249-258 (1973). MSC: 42C15 42C10 33E99 PDFBibTeX XMLCite \textit{K. Tandori}, Publ. Math. Debr. 19, 249--258 (1973; Zbl 0266.42015)
Nemeth, Jozsef On the orthonormal Franklin system. (English) Zbl 0266.42012 Publ. Math. Debr. 19(1972), 181-185 (1973). MSC: 42A20 42C10 41A50 33C45 42C05 PDFBibTeX XMLCite \textit{J. Nemeth}, Publ. Math. Debr. 19, 181--185 (1973; Zbl 0266.42012)
Mittal, H. B. A generalization of the Laguerre polynomials. (English) Zbl 0257.33013 Publ. Math. Debr. 18, 53-58 (1971). MSC: 33C45 PDFBibTeX XMLCite \textit{H. B. Mittal}, Publ. Math. Debr. 18, 53--58 (1971; Zbl 0257.33013)