Item:Q6402: Difference between revisions
Created a new Item: quadric, locus of zeros of a quadratic polynomial (affine or projective, not necessarily real) |
Created claim: defining formula (P333): Q = \{x \in k^n \mid x^T A x + 2 b^T x + c = 0 \} |
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| Property / subclass of | |||
| Property / subclass of: algebraic variety / rank | |||
Normal rank | |||
| Property / subclass of | |||
| Property / subclass of: hypersurface / rank | |||
Normal rank | |||
| Property / defining formula | |||
Q = \{x \in k^n \mid x^T A x + 2 b^T x + c = 0 \} | |||
| Property / defining formula: / rank | |||
Normal rank | |||
