Miquel, Vicente; Palmer, Vicente Mean curvature comparison for tubular hypersurfaces in Kähler manifolds and some applications. (English) Zbl 0782.53054 Compos. Math. 86, No. 3, 317-335 (1993). Reviewer: J.-H.Eschenburg (Augsburg) MSC: 53C40 53C20 53C55 PDFBibTeX XMLCite \textit{V. Miquel} and \textit{V. Palmer}, Compos. Math. 86, No. 3, 317--335 (1993; Zbl 0782.53054) Full Text: Numdam EuDML
Urakawa, Hajime The first eigenvalue of the Laplacian for a positively curved homogeneous Riemannian manifold. (English) Zbl 0615.53040 Compos. Math. 59, 57-71 (1986). Reviewer: U.Simon MSC: 53C30 53C35 58J50 PDFBibTeX XMLCite \textit{H. Urakawa}, Compos. Math. 59, 57--71 (1986; Zbl 0615.53040) Full Text: Numdam EuDML
Matsuzawa, Tadayuki; Tanno, Shukichi Estimates of the first eigenvalue of a big cup domain of a 2-sphere. (English) Zbl 0498.53033 Compos. Math. 47, 95-100 (1982). MSC: 53C21 53C42 58J50 53A05 35P15 PDFBibTeX XMLCite \textit{T. Matsuzawa} and \textit{S. Tanno}, Compos. Math. 47, 95--100 (1982; Zbl 0498.53033) Full Text: Numdam EuDML