Package net.sf.tweety.arg.dung.ldo.syntax

Class LdoNegation

java.lang.Object

net.sf.tweety.arg.dung.ldo.syntax.LdoFormula

net.sf.tweety.arg.dung.ldo.syntax.LdoNegation

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 LdoNegation
extends LdoFormula

This class models classical negation of ldo logic.

Author:

Matthias Thimm, Tim Janus

Constructor Summary

Constructors

Constructor	Description
LdoNegation(LdoFormula formula)	Creates a new negation with the given formula.

Method Summary

Modifier and Type	Method	Description
LdoFormula	clone()
boolean	equals(Object obj)
Set<LdoArgument>	getAtoms()
LdoFormula	getFormula()	Returns the formula within this negation.
Set<LdoFormula>	getLiterals()	Returns all literals, i.e.
Set<net.sf.tweety.logics.pl.syntax.PlPredicate>	getPredicates()
DungSignature	getSignature()
int	hashCode()
boolean	isLiteral()
String	toString()

Methods inherited from class net.sf.tweety.arg.dung.ldo.syntax.LdoFormula

combineWithAnd, combineWithOr, complement, getDividers, getPredicateCls, getUniformProbability

Methods inherited from class java.lang.Object

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

Constructor Detail

LdoNegation

public LdoNegation(LdoFormula formula)

Creates a new negation with the given formula.

Parameters:

formula - the formula within the negation.

Method Detail

getFormula

public LdoFormula getFormula()

Returns the formula within this negation.

Returns:

the formula within this negation.

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 LdoFormula

equals

public boolean equals(Object obj)

Specified by:

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

Specified by:

equals in class LdoFormula

getPredicates

public Set<net.sf.tweety.logics.pl.syntax.PlPredicate> getPredicates()

Specified by:

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

Specified by:

getPredicates in class LdoFormula

clone

public LdoFormula clone()

Specified by:

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

Specified by:

clone in class LdoFormula

getAtoms

public Set<LdoArgument> getAtoms()

Specified by:

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

Specified by:

getAtoms in class LdoFormula

isLiteral

public boolean isLiteral()

Specified by:

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

Overrides:

isLiteral in class LdoFormula

getLiterals

public Set<LdoFormula> getLiterals()

Description copied from class: LdoFormula

Returns all literals, i.e. all formulas of the form "a" or "!a" where "a" is a proposition, that appear in this formula.

Specified by:

getLiterals in class LdoFormula

Returns:

all literals appearing in this formula.

getSignature

public DungSignature getSignature()

Specified by:

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

Overrides:

getSignature in class LdoFormula