edu.jas.poly

Class Monomial<C extends RingElem<C>>

java.lang.Object

edu.jas.poly.Monomial<C>

All Implemented Interfaces:

Element<Monomial<C>>, java.io.Serializable, java.lang.Comparable<Monomial<C>>

public final class Monomial<C extends RingElem<C>>
extends java.lang.Object
implements Element<Monomial<C>>

Monomial class. Represents pairs of exponent vectors and coefficients. Adaptor for Map.Entry.

Author:

Heinz Kredel

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
C	c Coefficient of monomial.
ExpVector	e Exponent of monomial.

Constructor Summary

Constructors

Constructor and Description
Monomial(ExpVector e, C c) Constructor of monomial.
Monomial(java.util.Map.Entry<ExpVector,C> me) Constructor of monomial.

Method Summary

Modifier and Type	Method and Description
C	coefficient() Getter for coefficient.
int	compareTo(Monomial<C> S) Monomial comparison.
Monomial<C>	copy() Clone this Element.
boolean	equals(java.lang.Object B) Comparison with any other object.
ExpVector	exponent() Getter for exponent.
ElemFactory<Monomial<C>>	factory() Get the corresponding element factory.
int	hashCode() hashCode.
java.lang.String	toScript() Script representation of Monomial.
java.lang.String	toScriptFactory() Get a scripting compatible string representation of the factory.
java.lang.String	toString() String representation of Monomial.

Methods inherited from class java.lang.Object

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

Field Detail

e

public final ExpVector e

Exponent of monomial.

c

public final C extends RingElem<C> c

Coefficient of monomial.

Constructor Detail

Monomial

public Monomial(java.util.Map.Entry<ExpVector,C> me)

Constructor of monomial.

Parameters:

me - a MapEntry.

Monomial

public Monomial(ExpVector e,
                C c)

Constructor of monomial.

Parameters:

e - exponent.

c - coefficient.

Method Detail

exponent

public ExpVector exponent()

Getter for exponent.

Returns:

exponent.

coefficient

public C coefficient()

Getter for coefficient.

Returns:

coefficient.

copy

public Monomial<C> copy()

Clone this Element.

Specified by:

copy in interface Element<Monomial<C extends RingElem<C>>>

Returns:

Creates and returns a copy of this Element.

toString

public java.lang.String toString()

String representation of Monomial.

Overrides:

toString in class java.lang.Object

See Also:

Object.toString()

toScript

public java.lang.String toScript()

Script representation of Monomial.

Specified by:

toScript in interface Element<Monomial<C extends RingElem<C>>>

Returns:

script compatible representation for this Element.

See Also:

Element.toScript()

toScriptFactory

public java.lang.String toScriptFactory()

Get a scripting compatible string representation of the factory.

Specified by:

toScriptFactory in interface Element<Monomial<C extends RingElem<C>>>

Returns:

script compatible representation for this ElemFactory.

See Also:

Element.toScriptFactory()

factory

public ElemFactory<Monomial<C>> factory()

Get the corresponding element factory.

Specified by:

factory in interface Element<Monomial<C extends RingElem<C>>>

Returns:

null, factory for this Element.

See Also:

Element.factory()

equals

public boolean equals(java.lang.Object B)

Comparison with any other object.

Specified by:

equals in interface Element<Monomial<C extends RingElem<C>>>

Overrides:

equals in class java.lang.Object

Returns:

true if this is equal to b, else false.

See Also:

Object.equals(java.lang.Object)

hashCode

public int hashCode()

hashCode.

Specified by:

hashCode in interface Element<Monomial<C extends RingElem<C>>>

Overrides:

hashCode in class java.lang.Object

Returns:

the hashCode.

See Also:

Object.hashCode()

compareTo

public int compareTo(Monomial<C> S)

Monomial comparison.

Specified by:

compareTo in interface Element<Monomial<C extends RingElem<C>>>

Specified by:

compareTo in interface java.lang.Comparable<Monomial<C extends RingElem<C>>>

Parameters:

S - Monomial.

Returns:

SIGN(this-S).