Subtract

java.lang.Object
- org.projog.core.math.AbstractArithmeticOperator
- - org.projog.core.math.AbstractBinaryArithmeticOperator
  - - org.projog.core.math.builtin.Subtract

All Implemented Interfaces:

KnowledgeBaseConsumer, ArithmeticOperator, PreprocessableArithmeticOperator
```
public final class Subtract
extends AbstractBinaryArithmeticOperator
```
- - performs subtraction.

Constructor Summary

Constructors
Constructor Description

Subtract()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected double`	`calculateDouble(double n1, double n2)`	Returns the difference of the two arguments
`protected long`	`calculateLong(long n1, long n2)`	Returns the difference of the two arguments

Methods inherited from class org.projog.core.math.AbstractBinaryArithmeticOperator
calculate

Methods inherited from class org.projog.core.math.AbstractArithmeticOperator
calculate, calculate, isPure, preprocess, setKnowledgeBase

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - Subtract
```
public Subtract()
```
- Method Detail
  - calculateDouble
```
protected double calculateDouble(double n1,
                                 double n2)
```
    Returns the difference of the two arguments
    
    Specified by:
    
    calculateDouble in class AbstractBinaryArithmeticOperator
  - calculateLong
```
protected long calculateLong(long n1,
                             long n2)
```
    Returns the difference of the two arguments
    
    Specified by:
    
    calculateLong in class AbstractBinaryArithmeticOperator