Free resolutions of Artinian compressed algebras (Q1693090)

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scientific article; zbMATH DE number 6824266
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Free resolutions of Artinian compressed algebras
scientific article; zbMATH DE number 6824266

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    Free resolutions of Artinian compressed algebras (English)
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    11 January 2018
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    Let $A$ be a standard graded Artinian algebra. When $A$ is compressed (i.e., its Hilbert function satisfies some property of genericity) a free resolution of $A$ is computed. This resolution is not in general minimal, but a procedure to reduce it to a minimal one is given. \par When $A$ is noncompressed the previous methods can be also applied (section 6), but it is much more difficult to find a minimal resolution. The authors illustrate this with some examples.
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    free resolution
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    standard graded Artinian algebras
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    compressed
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    inverse system
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    divided power ring
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