Guijarro, Luis; Wilhelm, Frederick Focal radius, rigidity, and lower curvature bounds. (English) Zbl 1393.53028 Proc. Lond. Math. Soc. (3) 116, No. 6, 1519-1552 (2018). Reviewer: Peter B. Gilkey (Eugene) MSC: 53C20 PDFBibTeX XMLCite \textit{L. Guijarro} and \textit{F. Wilhelm}, Proc. Lond. Math. Soc. (3) 116, No. 6, 1519--1552 (2018; Zbl 1393.53028) Full Text: DOI arXiv Link
González-Álvaro, David; Guijarro, Luis Soft restrictions on positively curved Riemannian submersions. (English) Zbl 1339.53031 J. Geom. Anal. 26, No. 2, 1442-1452 (2016). MSC: 53C20 PDFBibTeX XMLCite \textit{D. González-Álvaro} and \textit{L. Guijarro}, J. Geom. Anal. 26, No. 2, 1442--1452 (2016; Zbl 1339.53031) Full Text: DOI arXiv
Guijarro, Luis; Walschap, Gerard The curvature operator at the soul. (English) Zbl 1287.53028 Ill. J. Math. 56, No. 2, 301-306 (2012). Reviewer: Simona Druta-Romaniuc (Iaşi) MSC: 53C20 53C23 PDFBibTeX XMLCite \textit{L. Guijarro} and \textit{G. Walschap}, Ill. J. Math. 56, No. 2, 301--306 (2012; Zbl 1287.53028) Full Text: arXiv Euclid
Guijarro, Luis; Walschap, Gerard When is a Riemannian submersion homogeneous? (English) Zbl 1125.53027 Geom. Dedicata 125, 47-52 (2007). Reviewer: Andrzej Piatkowski (Łódź) MSC: 53C20 53C12 PDFBibTeX XMLCite \textit{L. Guijarro} and \textit{G. Walschap}, Geom. Dedicata 125, 47--52 (2007; Zbl 1125.53027) Full Text: DOI
Guijarro, Luis; Walschap, Gerard Twisting and nonnegative curvature metrics on vector bundles over the round sphere. (English) Zbl 1035.53041 J. Differ. Geom. 52, No. 1, 189-202 (1999). Reviewer: Maria Falcitelli (Bari) MSC: 53C20 53C23 PDFBibTeX XMLCite \textit{L. Guijarro} and \textit{G. Walschap}, J. Differ. Geom. 52, No. 1, 189--202 (1999; Zbl 1035.53041) Full Text: DOI
Guijarro, Luis; Kapovitch, Vitali Restrictions on the geometry at infinity of nonnegatively curved manifolds. (English) Zbl 0838.53036 Duke Math. J. 78, No. 2, 257-276 (1995). Reviewer: T.Okubo (Victoria) MSC: 53C23 PDFBibTeX XMLCite \textit{L. Guijarro} and \textit{V. Kapovitch}, Duke Math. J. 78, No. 2, 257--276 (1995; Zbl 0838.53036) Full Text: DOI