The stability of the family of A2-type arrangements

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Abstract

We give a necessary and sufficient condition for the stability and the freeness of the family of A2-type arrangements. Moreover, we determine explicitly when the normalization of the sheafification of its module of reduced logarithmic vector fields is isomorphic to Tp2(-2).

Original languageEnglish
Pages (from-to)617-636
Number of pages20
JournalKyoto Journal of Mathematics
Volume46
Issue number3
Publication statusPublished - Jan 1 2006
Externally publishedYes

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All Science Journal Classification (ASJC) codes

  • Mathematics(all)

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