doubly degenerate conic

  • 1Hyperboloid — Not to be confused with Hyperbolic paraboloid. Hyperboloid of one sheet …

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  • 2Cone (geometry) — Not to be confused with the conical surface.. A right circular cone and an oblique circular cone A cone is an n dimensional geometric shape that tapers smoothly from a base (usually flat and circular) to a point called the apex or vertex.… …

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