Package net.sf.tweety.logics.dl.syntax

Class Complement

java.lang.Object

net.sf.tweety.logics.dl.syntax.ComplexConcept

net.sf.tweety.logics.dl.syntax.Complement

All Implemented Interfaces:

net.sf.tweety.commons.Formula, net.sf.tweety.logics.commons.syntax.interfaces.ClassicalFormula, net.sf.tweety.logics.commons.syntax.interfaces.Conjunctable, net.sf.tweety.logics.commons.syntax.interfaces.Disjunctable, net.sf.tweety.logics.commons.syntax.interfaces.Invertable, net.sf.tweety.logics.commons.syntax.interfaces.ProbabilityAware, net.sf.tweety.logics.commons.syntax.interfaces.SimpleLogicalFormula

public class Complement
extends ComplexConcept

This class models the complement (negation) in description logics.

Author:

Anna Gessler

Constructor Summary

Constructors

Constructor	Description
Complement(ComplexConcept formula)	Create a new complement with the given DLFormula.

Method Summary

Modifier and Type	Method	Description
ComplexConcept	clone()	Creates a deep copy of this formula
ComplexConcept	collapseAssociativeFormulas()	This method collapses all associative operations appearing in this term, e.g.
boolean	equals(Object obj)
ComplexConcept	getFormula()
Set<net.sf.tweety.logics.commons.syntax.Predicate>	getPredicates()
DlSignature	getSignature()
int	hashCode()
boolean	isLiteral()
String	toString()

Methods inherited from class net.sf.tweety.logics.dl.syntax.ComplexConcept

combineWithAnd, combineWithOr, complement, getAtoms, getPredicateCls, getUniformProbability

Methods inherited from class java.lang.Object

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

Constructor Detail

Complement

public Complement(ComplexConcept formula)

Create a new complement with the given DLFormula.

Parameters:

formula - some concept

Method Detail

getPredicates

public Set<net.sf.tweety.logics.commons.syntax.Predicate> getPredicates()

Specified by:

getPredicates in interface net.sf.tweety.logics.commons.syntax.interfaces.SimpleLogicalFormula

Specified by:

getPredicates in class ComplexConcept

clone

public ComplexConcept clone()

Description copied from class: ComplexConcept

Creates a deep copy of this formula

Specified by:

clone in interface net.sf.tweety.logics.commons.syntax.interfaces.SimpleLogicalFormula

Specified by:

clone in class ComplexConcept

collapseAssociativeFormulas

public ComplexConcept collapseAssociativeFormulas()

Description copied from class: ComplexConcept

This method collapses all associative operations appearing in this term, e.g. every a||(b||c) becomes a||b||c.

Specified by:

collapseAssociativeFormulas in class ComplexConcept

Returns:

the collapsed formula.

toString

public String toString()

Overrides:

toString in class Object

hashCode

public int hashCode()

Specified by:

hashCode in interface net.sf.tweety.logics.commons.syntax.interfaces.SimpleLogicalFormula

Specified by:

hashCode in class ComplexConcept

isLiteral

public boolean isLiteral()

getFormula

public ComplexConcept getFormula()

getSignature

public DlSignature getSignature()

Specified by:

getSignature in interface net.sf.tweety.commons.Formula

Specified by:

getSignature in class ComplexConcept

equals

public boolean equals(Object obj)

Specified by:

equals in interface net.sf.tweety.logics.commons.syntax.interfaces.SimpleLogicalFormula

Specified by:

equals in class ComplexConcept