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AFFINE ALGEBRAS

 
Introduction
 
Creation of Affine Algebras
 
Operations on Affine Algebras
 
Finite Dimensional Affine Algebras
 
Affine Algebras which are Fields
 
Bibliography







DETAILS

 
Introduction

 
Creation of Affine Algebras
      quo< P | J > : RngMPol, RngMPol -> RngMPolRes
      P / J : RngMPol, RngMPol -> RngMPolRes
      AffineAlgebra< R, X | R > : Fld, List, List -> RngMPolRes
      Example AlgAff_Creation (H51E1)

 
Operations on Affine Algebras
      Q . i : RngMPolRes, RngIntElt -> RngMPolResElt
      CoefficientRing(Q) : RngMPolRes -> Rng
      Rank(Q) : RngMPolRes -> RngIntElt
      DivisorIdeal(I) : RngMPolRes -> RngMPol
      PreimageIdeal(I) : RngMPolRes -> RngMPol
      PreimageRing(I) : RngMPolRes -> RngMPol
      OriginalRing(Q) : RngMPolRes -> Rng
      I eq J : RngMPolRes, RngMPolRes -> BoolElt
      I subset J : RngMPolRes, RngMPolRes -> BoolElt
      I + J : RngMPolRes, RngMPolRes -> RngMPolRes
      I * J : RngMPolRes, RngMPolRes -> RngMPolRes
      I ^ n : RngMPolRes, RngIntElt -> BoolElt
      I meet J : RngMPolRes, RngMPolRes -> RngMPolRes
      ColonIdeal(I, J) : RngMPolRes, RngMPolRes -> RngMPolRes
      IsProper(I) : RngMPolRes -> BoolElt
      IsZero(I) : RngMPolRes -> BoolElt
      IsPrime(I) : RngMPolRes -> BoolElt
      IsPrimary(I) : RngMPolRes -> BoolElt
      IsRadical(I) : RngMPolRes -> BoolElt
      PrimaryDecomposition(I) : RngMPolRes -> [ RngMPolRes ], [ RngMPolRes ]
      RadicalDecomposition(I) : RngMPolRes -> [ RngMPolRes ]

 
Finite Dimensional Affine Algebras
      Dimension(Q) : RngMPolRes -> RngIntElt
      VectorSpace(Q) : RngMPolRes -> ModTupFld, Map
      MatrixAlgebra(Q) : RngMPolRes -> AlgMat, Map
      RepresentationMatrix(f) : RngMPolResElt -> AlgMatElt
      IsUnit(f) : RngMPolResElt -> BoolElt
      IsNilpotent(f) : RngMPolResElt -> BoolElt, RngIntElt
      MinimalPolynomial(f) : RngMPolResElt -> RngUPol
      Example AlgAff_MinimalPolynomial (H51E2)

 
Affine Algebras which are Fields
      Example AlgAff_EllipticCurve (H51E3)
      Example AlgAff_Factorization (H51E4)

 
Bibliography