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On the Cohen-Macaulay type of s-lines in $$A^{n+1}$$. (English) Zbl 0464.14007

##### MSC:
 14H20 Singularities of curves, local rings 13H10 Special types (Cohen-Macaulay, Gorenstein, Buchsbaum, etc.) 13H15 Multiplicity theory and related topics 14M05 Varieties defined by ring conditions (factorial, Cohen-Macaulay, seminormal)
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##### References:
 [1] Bass, H, On the ubiquity of Gorenstein rings, Math. Z., 82, 8-28, (1963) · Zbl 0112.26604 [2] Bourbaki, N, Elements of mathematics: commutative algebra, (1972), Addison-Wesley Reading, Mass · Zbl 0279.13001 [3] Fulton, Wm, Algebraic curves: an introduction to algebraic geometry, () [4] Geramita, A.V; Small, C, Introduction to homological methods in commutative rings, () · Zbl 0332.13011 [5] Herzog, J; Kunz, E, Der kanonische modul eines Cohen-Macaulay-rings, () · Zbl 0231.13009 [6] \scF. Orecchia, “Points in Generic Position and Conductor of Curves with Ordinary Singularities,” Queen’s Mathematical Preprint No. 1979-26. [7] Orecchia, F, Ordinary singularities of algebraic curves, Pubblicazioni dell’istituto di matematica dell’ università di Genova 353, (1979) [8] Sally, J.D, Numbers of generators of ideals in local rings, () · Zbl 0395.13010
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