A (Projective) quadric in P(E) is a non-zero element α of PQ(E), i.e. a quadrativ from q, over E, considered up to a non-zero scalar. Such a from q representing the class α is called an equation of α.
KeywordsProjective Space GRASSMANN Manifold Tangent Hyperplane Neutral Case Complex Quadric
Unable to display preview. Download preview PDF.