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Class JSci.maths.DiscreteSet 

java.lang.Object
   |
   +----JSci.maths.DiscreteSet
public class DiscreteSet
extends Object
implements MathSet
The DiscreteSet class provides an encapsulation for discrete sets.

Variable Index

o elements
The set elements.

Constructor Index

o DiscreteSet(String)
Constructs a discrete set.
o DiscreteSet(String, Object[])
Constructs a discrete set.

Method Index

o equals(Object)
Compares two sets for equality.
o getElement(int)
Returns an element from within the set.
o intersect(MathSet)
Performs the intersection of this set with another.
o size()
Returns the number of elements in the set.
o toString()
Returns a string representing this set.
o union(MathSet)
Performs the union of this set with another.

Variables

o elements 
 protected Object elements[]
The set elements.

Constructors

o DiscreteSet 
 protected DiscreteSet(String aLabel)
Constructs a discrete set.

Parameters:
aLabel - a label that identifies this set
o DiscreteSet 
 public DiscreteSet(String aLabel,
                    Object array[])
Constructs a discrete set.

Parameters:
aLabel - a label that identifies this set
array - an array containing the set elements

Methods

o equals 
 public boolean equals(Object s)
Compares two sets for equality.

Overrides:
equals in class Object
o toString 
 public final String toString()
Returns a string representing this set.

Overrides:
toString in class Object
o size 
 public final int size()
Returns the number of elements in the set.

o getElement 
 public final Object getElement(int n)
Returns an element from within the set.

Parameters:
n - index of the element
o union 
 public MathSet union(MathSet set)
Performs the union of this set with another.

Parameters:
set - a discrete set
Returns:
the union of the two sets
o intersect 
 public MathSet intersect(MathSet set)
Performs the intersection of this set with another.

Parameters:
set - a discrete set
Returns:
the intersection of the two sets 
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