nars.language
Class DifferenceExt

java.lang.Object
  nars.language.Term
      nars.language.CompoundTerm
          nars.language.DifferenceExt

All Implemented Interfaces:

java.lang.Cloneable, java.lang.Comparable<Term>

public class DifferenceExt
extends CompoundTerm

A compound term whose extension is the difference of the extensions of its components

Field Summary

Fields inherited from class nars.language.CompoundTerm

complexity, components, openVariables

Fields inherited from class nars.language.Term

name

Constructor Summary

private	DifferenceExt(java.lang.String n, java.util.ArrayList<Term> arg) Constructor with partial values, called by make
private	DifferenceExt(java.lang.String n, java.util.ArrayList<Term> cs, java.util.ArrayList<Variable> open, short i) Constructor with full values, called by clone

Method Summary

java.lang.Object	clone() Clone an object
static Term	make(java.util.ArrayList<Term> argList) Try to make a new DifferenceExt.
static Term	make(Term t1, Term t2) Try to make a new compound from two components.
java.lang.String	operator() Get the operator of the term.

Methods inherited from class nars.language.CompoundTerm

addComponents, argumentsToList, cloneComponents, cloneList, componentAt, containAllComponents, containComponent, getComplexity, getComponents, getConstantName, getOpenVariables, isCommutative, isConstant, isOperator, make, make, makeCompoundName, makeImageName, makeName, makeSetName, prepareComponentLinks, reduceComponents, renameVariables, renameVariables, replaceComponent, replaceComponent, size, substituteComponent

Methods inherited from class nars.language.Term

compareTo, equals, getName, getOrder, hashCode, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

DifferenceExt

private DifferenceExt(java.lang.String n,
                      java.util.ArrayList<Term> arg)

Constructor with partial values, called by make

Parameters:

n - The name of the term

arg - The component list of the term

DifferenceExt

private DifferenceExt(java.lang.String n,
                      java.util.ArrayList<Term> cs,
                      java.util.ArrayList<Variable> open,
                      short i)

Constructor with full values, called by clone

Parameters:

n - The name of the term

cs - Component list

open - Open variable list

i - Syntactic complexity of the compound

Method Detail

clone

public java.lang.Object clone()

Clone an object

Specified by:

clone in class CompoundTerm

Returns:

A new object, to be casted into a DifferenceExt

make

public static Term make(java.util.ArrayList<Term> argList)

Try to make a new DifferenceExt. Called by StringParser.

Parameters:

argList - The list of components

Returns:

the Term generated from the arguments

make

public static Term make(Term t1,
                        Term t2)

Try to make a new compound from two components. Called by the inference rules.

Parameters:

t1 - The first compoment

t2 - The second compoment

Returns:

A compound generated or a term it reduced to

operator

public java.lang.String operator()

Get the operator of the term.

Specified by:

operator in class CompoundTerm

Returns:

the operator of the term