Class SigPair<C extends RingElem<C>>

java.lang.Object

edu.jas.gb.SigPair<C>

Type Parameters:

C - coefficient type

All Implemented Interfaces:

Comparable<SigPair<C>>

public class SigPair<C extends RingElem<C>>
extends Object
implements Comparable<SigPair<C>>

Serializable subclass to hold pairs of polynomials.

Field Summary

Fields

Modifier and Type	Field	Description
final List<SigPoly<C>>	Gs
final SigPoly<C>	pi
final SigPoly<C>	pj
final GenPolynomial<C>	sigma

Constructor Summary

Constructors

Constructor	Description
SigPair(ExpVector sig, SigPoly<C> a, SigPoly<C> b, List<SigPoly<C>> Gs)	SigPair constructor.
SigPair(GenPolynomial<C> sig, SigPoly<C> a, SigPoly<C> b, List<SigPoly<C>> Gs)	SigPair constructor.

Method Summary

Modifier and Type	Method	Description
int	compareTo(SigPair<C> p)	compareTo used in TreeMap // not used at moment.
boolean	equals(Object ob)	equals.
(package private) GenPolynomial<C>	getSigma()	getter for sigma
(package private) long	getSigmaDegree()	getter for sigma.degree
int	hashCode()	Hash code for this SigPair.
String	toString()	toString.

Methods inherited from class Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Details

sigma

public final GenPolynomial<C extends RingElem<C>> sigma

pi

public final SigPoly<C extends RingElem<C>> pi

pj

public final SigPoly<C extends RingElem<C>> pj

Gs

public final List<SigPoly<C extends RingElem<C>>> Gs

Constructor Details

SigPair

public SigPair(ExpVector sig,
 SigPoly<C> a,
 SigPoly<C> b,
 List<SigPoly<C>> Gs)

SigPair constructor.

Parameters:

sig - signature of pair.

a - polynomial i.

b - polynomial j.

SigPair

public SigPair(GenPolynomial<C> sig,
 SigPoly<C> a,
 SigPoly<C> b,
 List<SigPoly<C>> Gs)

SigPair constructor.

Parameters:

sig - signature of pair.

a - polynomial i.

b - polynomial j.

Method Details

getSigma

GenPolynomial<C> getSigma()

getter for sigma

getSigmaDegree

long getSigmaDegree()

getter for sigma.degree

toString

public String toString()

toString.

Overrides:

toString in class Object

equals

public boolean equals(Object ob)

equals.

Overrides:

equals in class Object

Parameters:

ob - an Object.

Returns:

true if this is equal to o, else false.

compareTo

public int compareTo(SigPair<C> p)

compareTo used in TreeMap // not used at moment. Comparison is based on the number of the pairs.

Specified by:

compareTo in interface Comparable<C extends RingElem<C>>

Parameters:

p - a SigPair.

Returns:

1 if (this < o), 0 if (this == o), -1 if (this > o).

hashCode

public int hashCode()

Hash code for this SigPair.

Overrides:

hashCode in class Object

See Also:

• Object.hashCode()