Komisarski, Andrzej; Wąsowicz, Szymon On optimal inequalities between three-point quadratures. (English) Zbl 07532971 Aequationes Math. 96, No. 3, 621-638 (2022). MSC: 65-XX 41A55 41A80 65D30 65D32 26A51 26D15 × Cite Format Result Cite Review PDF Full Text: DOI OA License
Wąsowicz, Szymon On a certain adaptive method of approximate integration and its stopping criterion. (English) Zbl 1462.65031 Aequationes Math. 94, No. 5, 887-898 (2020). MSC: 65D30 65D32 26A51 26D15 41A55 41A80 × Cite Format Result Cite Review PDF Full Text: DOI OA License
Agahi, Hamzeh; Yadollahzadeh, Milad Comonotonic stochastic processes and generalized mean-square stochastic integral with applications. (English) Zbl 1361.60037 Aequationes Math. 91, No. 1, 153-159 (2017). Reviewer: Guy Jumarie (Montréal) MSC: 60G99 60H05 26D15 26A48 × Cite Format Result Cite Review PDF Full Text: DOI
Mitroi-Symeonidis, Flavia-Corina; Minculete, Nicuşor On the Jensen functional and superquadraticity. (English) Zbl 1353.26011 Aequationes Math. 90, No. 4, 705-718 (2016). Reviewer: Alfred Witkowski (Bydgoszcz) MSC: 26B25 26D15 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Páles, Zsolt; Radácsi, Éva Székelyné Characterizations of higher-order convexity properties with respect to Chebyshev systems. (English) Zbl 1351.26026 Aequationes Math. 90, No. 1, 193-210 (2016). Reviewer: Małgorzata Wróbel (Czȩstochowa) MSC: 26B25 39B62 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Hussain, Sabir Generalization of Ostrowski and Chebyshev type inequalities involving many functions. (English) Zbl 1277.26027 Aequationes Math. 85, No. 3, 409-419 (2013). Reviewer: Qingkai Kong (DeKalb) MSC: 26D10 × Cite Format Result Cite Review PDF Full Text: DOI
Martini, Horst; Swanepoel, Konrad J. Antinorms and Radon curves. (English) Zbl 1108.52005 Aequationes Math. 72, No. 1-2, 110-138 (2006). Reviewer: Johann Linhart (Salzburg) MSC: 52A21 52A10 52A38 52A40 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Ayad, Mohamed; Ryckelynck, Philippe On symmetric polynomials having triangular automorphisms. (English) Zbl 1072.39022 Aequationes Math. 67, No. 1-2, 160-168 (2004). Reviewer: Alireza Abdollahi (Isfahan) MSC: 39B32 13B25 20F05 42C05 × Cite Format Result Cite Review PDF Full Text: DOI
Baumann, Astrid Projektive Skalen, Tschebyscheff-Polynome und Fibonacci-Zahlen. (Projective scales, Chebyshev polynomials and Fibonacci numbers.). (German) Zbl 1031.33005 Aequationes Math. 65, No. 3, 201-235 (2003). Reviewer: J.Saurer (Regensburg) MSC: 33C45 51N15 11B39 × Cite Format Result Cite Review PDF Full Text: DOI
Polster, Burkard Separating sets in interpolation and geometry. (English) Zbl 0921.41003 Aequationes Math. 56, No. 3, 201-215 (1998). Reviewer: Ioan Şerb (Cluj-Napoca) MSC: 41A05 30E05 51H10 41A50 × Cite Format Result Cite Review PDF Full Text: DOI
Zhu, Chang Zhong; Dunham, Charles B. Correction to the paper: “Continuous dependence of the local strong unicity constant on domain”. (English) Zbl 0864.41024 Aequationes Math. 52, No. 3, 313-318 (1996). Reviewer: M.B.A.Babaev (Baku) MSC: 41A50 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Coonce, H. B. Permutable functions. (English) Zbl 0894.33006 Aequationes Math. 52, No. 3, 201-214 (1996). Reviewer: A.Huta (Bratislava) MSC: 33C70 33C99 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Dunham, Charles B. Uniform local strong uniqueness on finite subsets. (English) Zbl 0822.41021 Aequationes Math. 49, No. 3, 295-299 (1995). MSC: 41A50 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Gautschi, Walter; Li, Shikang A set of orthogonal polynomials induced by a given orthogonal polynomial. (English) Zbl 0785.33004 Aequationes Math. 46, No. 1-2, 174-198 (1993). Reviewer: W.Van Assche (Heverlee) MSC: 33C45 42C05 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Dunham, Charles B.; Zhu, Changzhong Continuous dependence of the local strong unicity constant on domain. (English) Zbl 0785.41018 Aequationes Math. 46, No. 3, 229-242 (1993). MSC: 41A50 × Cite Format Result Cite Review PDF Full Text: EuDML
Varma, A. K. Markoff type inequalities for curved majorants in the weighted \(L^ 2\) norm. (English) Zbl 0781.26010 Aequationes Math. 45, No. 1, 24-46 (1993). Reviewer: W.Pleśniak (Kraków) MSC: 26D05 26D10 41A17 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Šimša, Jaromír The best \(L^ 2\)-approximation by finite sums of functions with separable variables. (English) Zbl 0759.41027 Aequationes Math. 43, No. 2-3, 248-263 (1992). MSC: 41A50 41A30 46E30 45P05 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Coonce, H. B. Permutable polynomials for several variables. (English) Zbl 0766.33010 Aequationes Math. 44, No. 2-3, 292-303 (1992). Reviewer: E.A.van Doorn (Enschede) MSC: 33C70 33C99 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Fink, A. M.; Jodeit, M. jun. Jensen inequalities for functions with higher monotonicities. (English) Zbl 0708.26011 Aequationes Math. 40, No. 1, 26-43 (1990). Reviewer: I.Raşa MSC: 26D15 26A51 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Fiedler, H. Interpolating the mth power of x at the zeros of the \(n\)th Chebyshev polynomial yields an almost best Chebyshev approximation. (English) Zbl 0625.41004 Aequationes Math. 31, 294-299 (1986). Reviewer: A.Sharma MSC: 41A05 41A10 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Berens, H.; Hetzelt, L. Die Metrische Struktur der Sonnen in \(l_{\infty}(n)\). (English) Zbl 0544.41025 Aequationes Math. 27, 274-287 (1984). MSC: 41A65 41A50 46A45 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Carlson, B. C.; Todd, John Zolotarev’s first problem - the best approximation by polynomials of degree \(\leq n-2\) to \(x^ n-n\sigma x^{n-1}\) in [-1,1]. (English) Zbl 0535.41029 Aequationes Math. 26, 1-33 (1983). MSC: 41A50 41A10 33E05 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Pinkus, A. Bernstein’s comparison theorem and a problem of Braess. (English) Zbl 0533.41021 Aequationes Math. 23, 98-107 (1981). Reviewer: L.Leindler MSC: 41A50 41A15 41A25 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Dunham, Charles B. Rational approximation on subsets. II. (English) Zbl 0492.41039 Aequationes Math. 22, 165-172 (1981). MSC: 41A50 41A20 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Micchelli, Charles A. Some positive Cotes numbers for the Chebyshev weight function. (English) Zbl 0457.41028 Aequationes Math. 21, 105-109 (1980). MSC: 41A55 65D32 41A50 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Dunham, Charles B. Weighted Chebyshev approximation on a compact Hausdorff space. (English) Zbl 0426.41025 Aequationes Math. 19, 151-159 (1979). MSC: 41A50 41A65 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Bacopoulos, A.; Zahar, R. V. M. An error analysis for absolute and relative approximation. (English) Zbl 0383.41021 Aequationes Math. 18, 158-177 (1978). MSC: 41A50 41A10 41-04 41A05 65D15 65G50 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Keener, L. L.; Ling, W. H. Approximation under an arc length constraint. (English) Zbl 0379.41017 Aequationes Math. 17, 235-240 (1978). MSC: 41A65 41A50 41A10 52A05 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Dunham, Charles B. Nearby linear Chebyshev approximation. (English) Zbl 0382.41015 Aequationes Math. 16, 129-135 (1977). MSC: 41A50 41A65 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Johnson, Lee W. Comparisons between best polynomial approximations and interpolating polynomials. (English) Zbl 0322.41019 Aequationes Math. 12, 152-155 (1975). MSC: 41A50 41A05 41A10 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Braess, Dietrich On the numer of best approximations in certain non-linear families of functions. (English) Zbl 0304.41014 Aequationes Math. 12, 184-199 (1975). MSC: 41A50 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Dunham, Charles B. Transformed linear Chebyshev approximation. (English) Zbl 0297.41017 Aequationes Math. 12, 6-11 (1975). MSC: 41A50 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Dunham, Charles B. Best discrete mean rational approximation. (English) Zbl 0291.41017 Aequationes Math. 11, 107-110 (1974). MSC: 41A50 41A20 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Dunham, Charles B. Linear Chebyshev approximation. (English) Zbl 0272.41014 Aequationes Math. 10, 40-45 (1974). MSC: 41A50 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Braess, Dietrich On the number of best approximations in certain non-linear families of functions. (English) Zbl 0252.41026 Aequationes Math. 11, 118-119 (1974). MSC: 41A50 41A30 65Dxx × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Dunham, Charles B. The limit of non-linear Chebyshev approximation on subsets. (English) Zbl 0256.41024 Aequationes Math. 9, 60-63 (1973). MSC: 41A50 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Bacopoulos, A.; Marsden, M. On a map from the splines into a positive cone with applications. (English) Zbl 0266.41011 Aequationes Math. 8, 221-228 (1972). MSC: 41A15 41A50 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Dunham, Charles B. Approximation with respect to sums of Chebyshev norms. (English) Zbl 0251.41009 Aequationes Math. 8, 267-270 (1972). MSC: 41A50 × Cite Format Result Cite Review PDF Full Text: DOI EuDML