Show that the image of Gaussian map of a generalized cone is a curve on $S^2$ and deduce that the cone has zero Gaussian curvature.
I dont have enough idea. Please explain the question clearly. Thank you.
Show that the image of Gaussian map of a generalized cone is a curve on $S^2$ and deduce that the cone has zero Gaussian curvature.
I dont have enough idea. Please explain the question clearly. Thank you.
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Hint/Answer in the wrong language: [P] 8.1.7 of http://maths.fuglede.dk/MA4F13/u13.pdf, page 3.