Gonzalo, Jesús; Portilla, Ana; Rodríguez, Jose M.; Tourís, Eva A decomposition for plane domains with the quasihyperbolic metric. (English) Zbl 1468.30069 J. Math. Anal. Appl. 502, No. 1, Article ID 125227, 28 p. (2021). MSC: 30F10 30C65 PDFBibTeX XMLCite \textit{J. Gonzalo} et al., J. Math. Anal. Appl. 502, No. 1, Article ID 125227, 28 p. (2021; Zbl 1468.30069) Full Text: DOI
Granados, Ana; Pestana, Domingo; Portilla, Ana; Rodríguez, José M. Gromov hyperbolicity in Mycielskian graphs. (English) Zbl 1423.05138 Symmetry 9, No. 8, Paper No. 131, 20 p. (2017). MSC: 05C75 05C12 PDFBibTeX XMLCite \textit{A. Granados} et al., Symmetry 9, No. 8, Paper No. 131, 20 p. (2017; Zbl 1423.05138) Full Text: DOI
Carballosa, Walter; Portilla, Ana; Rodríguez, José M.; Sigarreta, José M. Planarity and hyperbolicity in graphs. (English) Zbl 1327.05257 Graphs Comb. 31, No. 5, 1311-1324 (2015). MSC: 05C69 05A20 05C50 PDFBibTeX XMLCite \textit{W. Carballosa} et al., Graphs Comb. 31, No. 5, 1311--1324 (2015; Zbl 1327.05257) Full Text: DOI
Gonzalo, Jesús; Portilla, Ana; Rodríguez, José M.; Tourís, Eva The topology of balls in Riemannian surfaces and Gromov hyperbolicity. (English) Zbl 1323.53030 Math. Z. 275, No. 3-4, 741-760 (2013). MSC: 53C20 53C21 30F20 30F45 PDFBibTeX XMLCite \textit{J. Gonzalo} et al., Math. Z. 275, No. 3--4, 741--760 (2013; Zbl 1323.53030) Full Text: DOI
Hästö, Peter; Lindén, Henri; Portilla, Ana; Rodríguez, José M.; Tourís, Eva Gromov hyperbolicity of Denjoy domains with hyperbolic and quasihyperbolic metrics. (English) Zbl 1262.30044 J. Math. Soc. Japan 64, No. 1, 247-261 (2012). Reviewer: Shigeyasu Kamiya (Okayama) MSC: 30F45 53C23 30C99 PDFBibTeX XMLCite \textit{P. Hästö} et al., J. Math. Soc. Japan 64, No. 1, 247--261 (2012; Zbl 1262.30044) Full Text: DOI arXiv
Portilla, Ana; Rodríguez, José M.; Tourís, Eva A real variable characterization of Gromov hyperbolicity of flute surfaces. (English) Zbl 1259.53044 Osaka J. Math. 48, No. 1, 179-207 (2011). MSC: 53C23 53C70 30F45 46G10 PDFBibTeX XMLCite \textit{A. Portilla} et al., Osaka J. Math. 48, No. 1, 179--207 (2011; Zbl 1259.53044) Full Text: arXiv Euclid
Hästö, Peter; Portilla, Ana; Rodríguez, José M.; Tourís, Eva Uniformly separated sets and Gromov hyperbolicity of domains with the quasihyperbolic metric. (English) Zbl 1214.30035 Mediterr. J. Math. 8, No. 1, 49-67 (2011). MSC: 30F45 53C23 30C99 PDFBibTeX XMLCite \textit{P. Hästö} et al., Mediterr. J. Math. 8, No. 1, 49--67 (2011; Zbl 1214.30035) Full Text: DOI
Portilla, Ana; Quintana, Yamilet; Rodriguez, José M.; Touris, Eva Weierstrass’s theorem in weighted Sobolev spaces with \(k\) derivatives. (English) Zbl 1177.41007 Rocky Mt. J. Math. 37, No. 6, 1989-2024 (2007). Reviewer: Peter Lappan (East Lansing) MSC: 41A10 46E35 46G10 PDFBibTeX XMLCite \textit{A. Portilla} et al., Rocky Mt. J. Math. 37, No. 6, 1989--2024 (2007; Zbl 1177.41007) Full Text: DOI Euclid
Portilla, Ana; Quintana, Yamilet; Rodríguez, José M.; Tourís, Eva Weighted Weierstrass’ theorem with first derivatives. (English) Zbl 1221.46028 J. Math. Anal. Appl. 334, No. 2, 1167-1198 (2007). Reviewer: Delfina Roux (Milano) MSC: 46E30 46E35 PDFBibTeX XMLCite \textit{A. Portilla} et al., J. Math. Anal. Appl. 334, No. 2, 1167--1198 (2007; Zbl 1221.46028) Full Text: DOI Link
Portilla, Ana; Rodríguez, José M.; Tourís, Eva The topology of balls and Gromov hyperbolicity of Riemann surfaces. (English) Zbl 1070.30019 Differ. Geom. Appl. 21, No. 3, 317-335 (2004). MSC: 30F20 30F45 53C23 PDFBibTeX XMLCite \textit{A. Portilla} et al., Differ. Geom. Appl. 21, No. 3, 317--335 (2004; Zbl 1070.30019) Full Text: DOI Link
Portilla, Ana; Rodríguez, José M.; Touris, Eva Gromov hyperbolicity through decomposition of metrics spaces. II. (English) Zbl 1047.30028 J. Geom. Anal. 14, No. 1, 123-149 (2004). Reviewer: Helmut Köditz (Hannover) MSC: 30F20 30F45 32C99 PDFBibTeX XMLCite \textit{A. Portilla} et al., J. Geom. Anal. 14, No. 1, 123--149 (2004; Zbl 1047.30028) Full Text: DOI