Is there a nice analytic criterion when does three normals of three points on the same conic section meet at the same point?
For parabola we have an answer here: 3 normals on a parabola
Also, is there an Euclidian geometry criterion?
2026-04-02 20:38:41.1775162321
Is there a nice analytic criterion when does three normals of three points on the same conic section meet at the same point?
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