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New posts in quadrics
Given four points, determine a condition on a fifth point such that the conic containing all of them is an ellipse
conic-sections
projective-geometry
affine-geometry
quadrics
Locus of points equidistant to three spheres
geometry
algebraic-geometry
euclidean-geometry
conic-sections
quadrics
pairwise disjoint lines: $l_{1},l_{2},l_{3}, l_{4} \in \mathbb{P}(\mathbb{R}^{4})$
geometry
projective-geometry
quadrics
Finding a non-degenerated quadric containing three projective lines in $\mathbb{P}^3(\mathbb{C})$
algebraic-geometry
quadratics
projective-geometry
projective-space
quadrics
Equation of hyperboloid of one sheet resulting from rotating a (skew) line about an axis
3d
rotations
quadrics
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