Akhunzhanov, Renat; Moshchevitin, Nikolay On badly approximable vectors. (English) Zbl 1492.11110 Math. Z. 301, No. 2, 1573-1602 (2022). Reviewer: István Gaál (Debrecen) MSC: 11J13 11J82 × Cite Format Result Cite Review PDF Full Text: DOI
Bañuelos, Rodrigo; Osȩkowski, Adam On the Bellman function of Nazarov, Treil and Volberg. (English) Zbl 1311.42065 Math. Z. 278, No. 1-2, 385-399 (2014). Reviewer: Ahmed I. Zayed (Chicago) MSC: 42C10 41A44 46B25 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Barbatis, G. Best constants for higher-order Rellich inequalities in \(L^{p}(\Omega )\). (English) Zbl 1130.46015 Math. Z. 255, No. 4, 877-896 (2007). Reviewer: Maria Alessandra Ragusa (Catania) MSC: 46E35 35J35 26D10 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Faget, Zoé Best constants in the exceptional case of Sobolev inequalities. (English) Zbl 1097.46017 Math. Z. 252, No. 1, 133-146 (2006). Reviewer: Leszek Skrzypczak (Poznań) MSC: 46E35 × Cite Format Result Cite Review PDF Full Text: DOI Link
Robert, Frédéric Critical functions and optimal Sobolev inequalities. (English) Zbl 1076.58024 Math. Z. 249, No. 3, 485-492 (2005). Reviewer: Thomas J. Bartsch (Gießen) MSC: 58J60 46E35 53C21 × Cite Format Result Cite Review PDF Full Text: DOI
Ye, Zhuan A sharp form of Nevanlinna’s Second Main Theorem of several complex variables. (English) Zbl 0843.32001 Math. Z. 222, No. 1, 81-95 (1996). Reviewer: Z.Ye (DeKalb) MSC: 32A22 32A30 30D35 32A20 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Cottin, Claudia Mixed K-functionals: A measure of smoothness for blending-type approximation. (English) Zbl 0676.41022 Math. Z. 204, No. 1, 69-83 (1990). MSC: 41A25 41A35 41A36 41A44 42B99 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Kroó, András; Peherstorfer, Franz Interpolatory properties of best \(L_ 1\)-approximants. (English) Zbl 0635.41004 Math. Z. 196, 249-257 (1987). Reviewer: C.Mustăţa MSC: 41A05 41A50 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Espuelas, Alberto A noncoprime Shult type theorem. (English) Zbl 0612.20008 Math. Z. 196, 323-329 (1987). MSC: 20D10 20D60 20D20 20D45 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Kroó, András On uniqueness of best \(L_ 1\)-approximation on disjoint intervals. (English) Zbl 0696.41024 Math. Z. 191, 507-512 (1986). MSC: 41A50 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Weba, Michael Korovkin systems of stochastic processes. (English) Zbl 0598.60058 Math. Z. 192, 73-80 (1986). MSC: 60G99 41A50 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Haußmann, Werner; Jetter, Kurt; Steinhaus, Bernd Degree of best approximation by trigonometric blending functions. (English) Zbl 0547.41011 Math. Z. 189, 143-150 (1985). Reviewer: M.G.de Bruin MSC: 41A17 42A10 41A25 41A30 41A15 41A50 41A10 × Cite Format Result Cite Review PDF Full Text: DOI
Reimer, Manfred On the uniform norm of an arbitrary coefficient functional over finite dimensional subspaces of C(D). (English) Zbl 0504.41018 Math. Z. 182, 121-127 (1983). MSC: 41A45 41A50 41A63 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Saatkamp, Klaus M-ideals of compact operators. (English) Zbl 0354.47017 Math. Z. 158, 253-263 (1978). MSC: 47L05 47B06 41A50 41A65 47L50 47A30 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Borosh, Itshak; Chui, Charles K.; Smith, Philip W. Best uniform approximation from a collection of subspaces. (English) Zbl 0366.41012 Math. Z. 156, 13-18 (1977). MSC: 41A65 41A50 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Stockenberg, Bernd On the number of zeros of functions in a weak Tchebyshev-Space. (English) Zbl 0349.41019 Math. Z. 156, 49-57 (1977). MSC: 41A65 41A50 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Reimer, Manfred On multivariate polynomials of least deviation from zero on the unit ball. (English) Zbl 0334.41009 Math. Z. 153, 51-58 (1977). MSC: 41A50 41A10 41A65 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Fromm, Jens \(L_1\)-approximation to zero. (English) Zbl 0327.41021 Math. Z. 151, 31-33 (1976). MSC: 41A50 41A10 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Fromm, Jens \(L_1\)-approximation to zero. (English) Zbl 0319.41029 Math. Z. 151, 31-33 (1976). MSC: 41A50 41A10 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Dahmen, W.; Görlich, E. Best approximation with exponential orders and intermediate spaces. (English) Zbl 0318.41022 Math. Z. 148, 7-21 (1976). MSC: 41A50 41A65 26A12 26D15 41A25 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Cheney, E. W.; Rivlin, T. J. Some polynomial approximation operators. (English) Zbl 0295.41003 Math. Z. 145, 33-42 (1975). MSC: 41A10 41A35 41A50 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Braess, Dietrich Kritische Punkte bei der nichtlinearen Tschebyscheff-Approximation. (German) Zbl 0251.41010 Math. Z. 132, 327-341 (1973). MSC: 41A50 41A65 58E05 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Ando, Tsuyoshi; Sekiguchi, Takashi; Suzuki, Teruo Approximation by positive operators. (English) Zbl 0243.47026 Math. Z. 131, 273-282 (1973). MSC: 47L07 41A35 41A50 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Schmidt, Eckard Continuity theorems for the Čebyšev approximation with exponential sums. (Stetigkeitsaussagen bei der Tschebyscheff-Approximation mit Exponentialsummen.) (German) Zbl 0187.32601 Math. Z. 113, 159-170 (1970). MSC: 41A50 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Ehlich, Hartmut Polynomials between lattice points. (Polynome zwischen Gitterpunkten.) (German) Zbl 0156.17204 Math. Z. 93, 144-153 (1966). Reviewer: R. Hebenstreit MSC: 33C45 41A50 × Cite Format Result Cite Review PDF Full Text: DOI EuDML
Werner, Helmut On the rational Tschebyscheff operator. (English) Zbl 0206.07504 Math. Z. 86, 317-326 (1964). MSC: 41A50 41A20 × Cite Format Result Cite Review PDF Full Text: DOI EuDML