jhelp.util.math.formal

Class BinaryOperator

java.lang.Object

jhelp.util.math.formal.Function

jhelp.util.math.formal.BinaryOperator

All Implemented Interfaces:

java.lang.Comparable<Function>

Direct Known Subclasses:

Addition, Division, Multiplication, Subtraction

public abstract class BinaryOperator
extends Function

Operator with 2 parameters

Author:

JHelp

Nested Class Summary

Nested classes/interfaces inherited from class jhelp.util.math.formal.Function

Function.DefaultSimplifier

Field Summary

Fields

Modifier and Type	Field and Description
private static java.lang.String[]	OPERATORS Symbols list of operator concern.
private java.lang.String	operatorStringRepresentation Operator string representation
protected Function	parameter1 First parameter
protected Function	parameter2 Second parameter

Fields inherited from class jhelp.util.math.formal.Function

COMPARATOR, references

Constructor Summary

Constructors

Constructor and Description
BinaryOperator(java.lang.String operatorStringRepresentation, Function parameter1, Function parameter2) Constructs a binary operator

Method Summary

Methods

Modifier and Type	Method and Description
protected int	compareToInternal(Function function) Internal comparison Parent documentation: Internal comparison
Function	getParameter1() First parameter in binary operation
Function	getParameter2() Second parameter in binary operation
boolean	isRealValueNumber() Indicates if function can see as real number, that is to say that the value of obtainRealValueNumber() as as meaning
double	obtainRealValueNumber() Real value of function, if the function can be represents by a real number.
protected static BinaryOperator	parseBinaryOperator(java.lang.String string) Try parse a string to a binary operator.
java.lang.String	toString() String representation of the function
VariableList	variableList() Variable list contains in this function

Methods inherited from class jhelp.util.math.formal.Function

allEquals, compareTo, createAddition, createMultiplication, derive, derive, derive, derive, equals, functionIsEquals, functionIsEqualsMoreSimple, getArgument, getCopy, obtainFunctionSimplifier, parse, realString, replace, replace, replace, replace, setConstantsReferences, simplify, simplifyMaximum, simplifyMaximum, totalDerive

Methods inherited from class java.lang.Object

clone, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

OPERATORS

private static final java.lang.String[] OPERATORS

Symbols list of operator concern.
Operators are sort by priority, the less priority to the most

operatorStringRepresentation

private final java.lang.String operatorStringRepresentation

Operator string representation

parameter1

protected final Function parameter1

First parameter

parameter2

protected final Function parameter2

Second parameter

Constructor Detail

BinaryOperator

public BinaryOperator(java.lang.String operatorStringRepresentation,
              Function parameter1,
              Function parameter2)

Constructs a binary operator

Parameters:

operatorStringRepresentation - String represents the operator

parameter1 - First parameter

parameter2 - Second parameter

Method Detail

parseBinaryOperator

protected static BinaryOperator parseBinaryOperator(java.lang.String string)

Try parse a string to a binary operator.
null is return if the string is not a binary operator

Parameters:

string - String to parse

Returns:

Binary operator or null

compareToInternal

protected int compareToInternal(Function function)

Internal comparison

Parent documentation:
Internal comparison

Specified by:

compareToInternal in class Function

Parameters:

function - Function sure be the instance of the function

Returns:

Comparison

See Also:

Function.compareToInternal(jhelp.util.math.formal.Function)

getParameter1

public Function getParameter1()

First parameter in binary operation

Returns:

First parameter in binary operation

getParameter2

public Function getParameter2()

Second parameter in binary operation

Returns:

Second parameter in binary operation

isRealValueNumber

public boolean isRealValueNumber()

Indicates if function can see as real number, that is to say that the value of obtainRealValueNumber() as as meaning

Specified by:

isRealValueNumber in class Function

Returns:

false

See Also:

Function.isRealValueNumber()

obtainRealValueNumber

public double obtainRealValueNumber()

Real value of function, if the function can be represents by a real number. Else Double.NaN is return

Specified by:

obtainRealValueNumber in class Function

Returns:

Double.NaN

See Also:

Function.obtainRealValueNumber()

toString

public java.lang.String toString()

String representation of the function

Specified by:

toString in class Function

Returns:

String representation of the function

See Also:

Function.toString()

variableList

public VariableList variableList()

Variable list contains in this function

Specified by:

variableList in class Function

Returns:

Variable list contains in this function

See Also:

Function.variableList()