Aksoy, Asuman G.; Almira, José M. On Shapiro’s lethargy theorem and some applications. (English) Zbl 1379.41019 Jaen J. Approx. 6, No. 1, 87-116 (2014). MSC: 41A29 41A25 41A27 41A65 PDFBibTeX XMLCite \textit{A. G. Aksoy} and \textit{J. M. Almira}, Jaen J. Approx. 6, No. 1, 87--116 (2014; Zbl 1379.41019) Full Text: arXiv
Almira, J. M.; Oikhberg, T. Approximation schemes satisfying Shapiro’s theorem. (English) Zbl 1242.41017 J. Approx. Theory 164, No. 5, 534-571 (2012). MSC: 41A29 41A50 PDFBibTeX XMLCite \textit{J. M. Almira} and \textit{T. Oikhberg}, J. Approx. Theory 164, No. 5, 534--571 (2012; Zbl 1242.41017) Full Text: DOI arXiv
Almira, J. M.; Oikhberg, T. Shapiro’s theorem for subspaces. (English) Zbl 1236.41021 J. Math. Anal. Appl. 388, No. 1, 282-302 (2012). Reviewer: Francisco Pérez Acosta (La Laguna) MSC: 41A29 41A50 PDFBibTeX XMLCite \textit{J. M. Almira} and \textit{T. Oikhberg}, J. Math. Anal. Appl. 388, No. 1, 282--302 (2012; Zbl 1236.41021) Full Text: DOI arXiv
Almira, J. M.; Del Toro, N.; López-Moreno, A. J. A note on Diophantine approximation. (English) Zbl 1079.41016 Int. J. Math. Math. Sci. 2005, No. 3, 487-490 (2005). Reviewer: Rolf Wallisser (Freiburg i. Br.) MSC: 41A29 41A10 11J99 PDFBibTeX XMLCite \textit{J. M. Almira} et al., Int. J. Math. Math. Sci. 2005, No. 3, 487--490 (2005; Zbl 1079.41016) Full Text: DOI EuDML
Almira, J. M.; Del Toro, N.; Jódar, J. Several Müntz type theorems for simultaneous diophantine approximation on intervals of length smaller than \(2\sqrt 2\). (English) Zbl 1095.41003 Commun. Appl. Anal. 8, No. 4, 563-574 (2004). Reviewer: Daniel Cárdenas-Morales (Jaén) MSC: 41A10 41A28 41A29 PDFBibTeX XMLCite \textit{J. M. Almira} et al., Commun. Appl. Anal. 8, No. 4, 563--574 (2004; Zbl 1095.41003)
Almira, J. M.; Del Toro, N.; López-Moreno, A. J. A Müntz-type theorem for Diophantine approximation on intervals of length smaller than four. (English) Zbl 1095.41004 Commun. Appl. Anal. 8, No. 3, 335-341 (2004). Reviewer: Daniel Cárdenas-Morales (Jaén) MSC: 41A10 41A28 41A29 PDFBibTeX XMLCite \textit{J. M. Almira} et al., Commun. Appl. Anal. 8, No. 3, 335--341 (2004; Zbl 1095.41004)
Almira, J. M.; Del Toro, N. On negative results in approximation theory. (English) Zbl 1089.41030 Commun. Appl. Anal. 8, No. 2, 237-250 (2004). MSC: 41A65 41A10 41A29 PDFBibTeX XMLCite \textit{J. M. Almira} and \textit{N. Del Toro}, Commun. Appl. Anal. 8, No. 2, 237--250 (2004; Zbl 1089.41030)
Almira, J. M.; Del Toro, N.; López-Moreno, A. J. A note on simultaneous approximation of functions. (Spanish. English summary) Zbl 1045.41002 Gasca, Mariano (ed.), Multivariate approximation and interpolation with applications. Proceedings of the 6th international workshop, MAIA 2001, Almuñécar, Spain, September 10–14, 2001. Zaragoza: Academia de Ciencias Exactas, Físicas, Químicas y Naturales de Zaragoza. Monogr. Acad. Cienc. Exactas Fís. Quím. Nat. Zaragoza 20, 1-8 (2002). Reviewer: Daniel Cárdenas-Morales (Jaén) MSC: 41A10 41A28 41A29 PDFBibTeX XMLCite \textit{J. M. Almira} et al., Monogr. Acad. Cienc. Exactas Fís. Quím. Nat. Zaragoza 20, 1--8 (2002; Zbl 1045.41002)
Almira, Jose María; Luther, Uwe A note on simultaneous diophantine approximation. (English) Zbl 1017.41014 Appl. Math. E-Notes 2, 29-35 (2002). Reviewer: Heiner Mühlig (Dresden) MSC: 41A28 41A10 41A29 PDFBibTeX XMLCite \textit{J. M. Almira} and \textit{U. Luther}, Appl. Math. E-Notes 2, 29--35 (2002; Zbl 1017.41014) Full Text: EuDML EMIS