Having the shape of a star (with radiating points)
{{quote-journal|en|year=2015|date=|author=Yingxiang Hu; Hongwei Xu|title=An Eigenvalue Pinching Theorem for Compact Hypersurfaces in A Sphere|journal=arXiv|url=http://arxiv.org/abs/1508.06975|doi=|volume=|issue=|pages=