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Can every ellipsoid in $\mathbb{R}^n$$n$-dimensional ellipsoid be obtained as a (spherical) conic section?
This is false for generic quadrics but seems true for ellipsoid.
Does anybody have any references?
Can every ellipsoid in $\mathbb{R}^n$ be obtained as a (spherical) conic section?
Can every $n$-dimensional ellipsoid be obtained as a (spherical) conic section?
