edu.jas.ufd
Class FactorsMap<C extends GcdRingElem<C>>

java.lang.Object
  edu.jas.ufd.FactorsMap<C>

Type Parameters:

C - coefficient type

All Implemented Interfaces:

java.io.Serializable

public class FactorsMap<C extends GcdRingElem<C>>
extends java.lang.Object
implements java.io.Serializable

Container for the factors of a eventually non-squarefree factorization.

Author:

Heinz Kredel

See Also:

Serialized Form

Field Summary

java.util.SortedMap<Factors<C>,java.lang.Long>	afactors List of factors with coefficients from AlgebraicNumberRings.
java.util.SortedMap<GenPolynomial<C>,java.lang.Long>	factors List of factors with coefficients from C.
GenPolynomial<C>	poly Original polynomial to be factored with coefficients from C.

Constructor Summary

FactorsMap(GenPolynomial<C> p, java.util.SortedMap<GenPolynomial<C>,java.lang.Long> map)
Constructor.

FactorsMap(GenPolynomial<C> p, java.util.SortedMap<GenPolynomial<C>,java.lang.Long> map, java.util.SortedMap<Factors<C>,java.lang.Long> amap)
Constructor.

Method Summary

AlgebraicNumberRing<C>	findExtensionField() Find largest extension field.
java.lang.String	toScript() Get a scripting compatible string representation.
java.lang.String	toString() Get the String representation.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

poly

public final GenPolynomial<C extends GcdRingElem<C>> poly

Original polynomial to be factored with coefficients from C.

factors

public final java.util.SortedMap<GenPolynomial<C extends GcdRingElem<C>>,java.lang.Long> factors

List of factors with coefficients from C.

afactors

public final java.util.SortedMap<Factors<C extends GcdRingElem<C>>,java.lang.Long> afactors

List of factors with coefficients from AlgebraicNumberRings.

Constructor Detail

FactorsMap

public FactorsMap(GenPolynomial<C> p,
                  java.util.SortedMap<GenPolynomial<C>,java.lang.Long> map)

Constructor.

Parameters:

p - given GenPolynomial over C.

map - irreducible factors of p with coefficients from C.

FactorsMap

public FactorsMap(GenPolynomial<C> p,
                  java.util.SortedMap<GenPolynomial<C>,java.lang.Long> map,
                  java.util.SortedMap<Factors<C>,java.lang.Long> amap)

Constructor.

Parameters:

p - given GenPolynomial over C.

map - irreducible factors of p with coefficients from C.

amap - irreducible factors of p with coefficients from an algebraic number field.

Method Detail

toString

public java.lang.String toString()

Get the String representation.

Overrides:

toString in class java.lang.Object

See Also:

Object.toString()

toScript

public java.lang.String toScript()

Get a scripting compatible string representation.

Returns:

script compatible representation for this container.

See Also:

ElemFactory.toScript()

findExtensionField

public AlgebraicNumberRing<C> findExtensionField()

Find largest extension field.

Returns:

largest extension field or null if no extension field