The Hilbert function of curves on certain smooth quartic surfaces (Q913877)

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scientific article; zbMATH DE number 4148278
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English
The Hilbert function of curves on certain smooth quartic surfaces
scientific article; zbMATH DE number 4148278

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    The Hilbert function of curves on certain smooth quartic surfaces (English)
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    1989
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    Space curves that either lie on a quadratic or cubic surface or on a Mori quartic surface [cf. \textit{S. Mori}, Nagoya Math. J. 96, 127-132 (1984; Zbl 0576.14032)] give all possible combinations (d,g) of degree and genus that can occur for a space curve. For smooth quartic surfaces that contain only finitely many integral isolated curves - which, as is shown, is the case for Mori surfaces - an algorithm is given to determine the dimension of any complete linear system of divisors on the surface. Hence the Hilbert function of any integral curve on a Mori quartic can be determined (as is the case for curves on a quadric or cubic surface).
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    dimension of complete linear system of divisors
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    Mori quartic surface
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    degree
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    genus
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    space curve
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    Hilbert function
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