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math.AC2008
Ferrer diagram, linear ideals and arithmetical rank
Marcel Morales
In this paper we introduce Ferrer diagram, note that Ferrer diagram are the usual Ferrer diagrams or Ferrer board, and corresponds to planar partitions. To any Ferrer…
math.AC2008
Equations of 2-linear ideals and arithmetical rank
Marcel Morales
In this paper we consider reduced homogeneous ideals $\Jcal\subset S$ of a polynomial ring , having a 2-linear resolution. 1. We study systems of generators of $\Jcal\subset S$.…