ReesAlgebra -- for rees algebra and integral closure of ideals

Description

Author

• David Eisenbud <de@msri.org>

Version

This documentation describes version 1.0 of ReesAlgebra.

Source code

The source code is in the file ReesAlgebra.m2.

Exports

• Functions

  • analyticSpread -- compute the analytic spread
  • distinguished -- compute the distinguished subvarieties of a variety
  • distinguishedAndMult -- compute the distinguished subvarieties of a variety along with their multiplicities
  • idealIntegralClosure -- compute the integral closure of an ideal
  • isLinearType -- determine if a module is of linear type
  • multiplicity -- compute the multiplicty of an ideal
  • rees -- compute the rees algebra
  • reesClassic -- compute the classic Rees algebra of an ideal
  • specialFiber -- compute the special fiber
  • symmetricKernel -- compute the rees ring for a matrix f over a quotient ring
  • universalEmbedding -- Compute the universal embedding