2024-03-29T15:18:39Zhttps://eprints.lib.hokudai.ac.jp/dspace-oai/requestoai:eprints.lib.hokudai.ac.jp:2115/59092022-11-17T02:08:08Zhdl_2115_20039hdl_2115_116SINGULARITIES OF EVOLUTES OF HYPERSURFACES IN HYPERBOLIC SPACE1000080127422IZUMIYA, SHYUICHI泉屋, 周一PEI, DONGHETAKAHASHI, MASATOMOopen accessCopyright © 2004 Cambridge University Presshypersphereequidistant hyperplanehyperbolic (de Sitter) evolutehyperbolic timelike (spacelike) height functionLagrangian singularities415.7We study the differential geometry of hypersurfaces in hyperbolic space. As an application of the theory of Lagrangian singularities, we investigate the contact of hypersurfaces with families of hyperspheres or equidistant hyperplanes.Cambridge University Press2004engjournal articleVoRhttp://hdl.handle.net/2115/5909https://doi.org/10.1017/S00130915030003120305-0041Proceedings of the Edinburgh Mathematical Society47131153https://eprints.lib.hokudai.ac.jp/dspace/bitstream/2115/5909/1/PEMS47.pdfapplication/pdf381.42 KB2004