Ballico, E. On the ranks of points of tangent developables (scrolls and Segre-Veronese varieties). (English) Zbl 1286.14069 Int. J. Pure Appl. Math. 91, No. 3, 381-387 (2014). Summary: We compute the X-rank of points of the tangent developable of embeddings of the Hirzebruch surfaces. MSC: 14N05 Projective techniques in algebraic geometry 14Q05 Computational aspects of algebraic curves 15A69 Multilinear algebra, tensor calculus Keywords:\(X\)-rank; tangent developable; generic tangent space PDF BibTeX XML Cite \textit{E. Ballico}, Int. J. Pure Appl. Math. 91, No. 3, 381--387 (2014; Zbl 1286.14069) Full Text: Link