Package com.singularsys.extensions.field.implementations

Class ComplexFieldWithRealOrder

java.lang.Object

com.singularsys.extensions.field.implementations.ComplexFieldWithRealOrder

All Implemented Interfaces:

FieldI, IntegerConvertor, Serializable

public class ComplexFieldWithRealOrder
extends Object
implements FieldI, IntegerConvertor

A Field which operates on Complex objects. When both values are real comparison operators are as for real. Does not extend GenericField as a comparative methods cannot be defined.

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
ComplexFieldWithRealOrder()

Method Summary

Modifier and Type	Method	Description
Object	add(Object l, Object r)	Add two members of the field.
Boolean	and(Object l, Object r)	Not implemented for this field.
Object	convertFromInt(Integer l)	Attempt to convert argument from an integer
Integer	convertToInt(Object l)	Attempt to convert argument to an integer
Object	div(Object l, Object r)	Divides two members of the field.
Boolean	eq(Object l, Object r)	Equals
Boolean	ge(Object l, Object r)	Comparison when both arguments are Complex numbers with zero imaginary components
Object	getOne()	Get the multiplicative identity for this field.
Object	getZero()	Get the additive identity for this field
Boolean	gt(Object l, Object r)	Comparison when both arguments are Complex numbers with zero imaginary components
Boolean	le(Object l, Object r)	Comparison when both arguments are Complex numbers with zero imaginary components
Boolean	lt(Object l, Object r)	Comparison when both arguments are Complex numbers with zero imaginary components
Object	mod(Object l, Object r)	Not implemented for this field.
Object	mul(Object l, Object r)	Multiplies two members of the field.
Boolean	ne(Object l, Object r)	Not Equals
Object	neg(Object l)	The negation -x of an element.
Boolean	not(Object l)	Not implemented for this field.
Boolean	or(Object l, Object r)	Not implemented for this field.
Object	pow(Object l, Object r)	The power operator.
Object	sub(Object l, Object r)	Subtract two members of the field.

Methods inherited from class java.lang.Object

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

Constructor Details

ComplexFieldWithRealOrder

public ComplexFieldWithRealOrder()

Method Details

add

public Object add(Object l,
 Object r)

Description copied from interface: FieldI

Add two members of the field.

Specified by:

add in interface FieldI

Parameters:

l - left-hand argument

r - right-hand argument

Returns:

an object representing the result or null if it can not be evaluated.

neg

public Object neg(Object l)

Description copied from interface: FieldI

The negation -x of an element.

Specified by:

neg in interface FieldI

Parameters:

l - the argument

Returns:

an object representing the result or null if it can not be evaluated.

sub

public Object sub(Object l,
 Object r)

Description copied from interface: FieldI

Subtract two members of the field.

Specified by:

sub in interface FieldI

Parameters:

l - left-hand argument

r - right-hand argument

Returns:

an object representing the result or null if it can not be evaluated.

div

public Object div(Object l,
 Object r)

Description copied from interface: FieldI

Divides two members of the field.

Specified by:

div in interface FieldI

Parameters:

l - left-hand argument

r - right-hand argument

Returns:

an object representing the result or null if it can not be evaluated.

mod

public Object mod(Object l,
 Object r)

Not implemented for this field.

Specified by:

mod in interface FieldI

Parameters:

l - left-hand argument

r - right-hand argument

Returns:

null

mul

public Object mul(Object l,
 Object r)

Description copied from interface: FieldI

Multiplies two members of the field.

Specified by:

mul in interface FieldI

Parameters:

l - left-hand argument

r - right-hand argument

Returns:

an object representing the result or null if it can not be evaluated.

pow

public Object pow(Object l,
 Object r)

Description copied from interface: FieldI

The power operator.

Specified by:

pow in interface FieldI

Parameters:

l - left-hand argument

r - right-hand argument

Returns:

an object representing the result or null if it can not be evaluated.

eq

public Boolean eq(Object l,
 Object r)

Description copied from interface: FieldI

Equals

Specified by:

eq in interface FieldI

Parameters:

l - left-hand argument

r - right-hand argument

Returns:

an object representing the result or null if it can not be evaluated.

ne

public Boolean ne(Object l,
 Object r)

Description copied from interface: FieldI

Not Equals

Specified by:

ne in interface FieldI

Parameters:

l - left-hand argument

r - right-hand argument

Returns:

an object representing the result or null if it can not be evaluated.

and

public Boolean and(Object l,
 Object r)

Not implemented for this field.

Specified by:

and in interface FieldI

Parameters:

l - left-hand argument

r - right-hand argument

Returns:

null

or

public Boolean or(Object l,
 Object r)

Not implemented for this field.

Specified by:

or in interface FieldI

Parameters:

l - left-hand argument

r - right-hand argument

Returns:

null

not

public Boolean not(Object l)

Not implemented for this field.

Specified by:

not in interface FieldI

Parameters:

l - argument

Returns:

null

gt

public Boolean gt(Object l,
 Object r)

Comparison when both arguments are Complex numbers with zero imaginary components

Specified by:

gt in interface FieldI

Parameters:

l - left-hand argument

r - right-hand argument

Returns:

null if either argument has imaginary components, if both real as their real components

ge

public Boolean ge(Object l,
 Object r)

Comparison when both arguments are Complex numbers with zero imaginary components

Specified by:

ge in interface FieldI

Parameters:

l - left-hand argument

r - right-hand argument

Returns:

null if either argument has imaginary components, if both real as their real components

lt

public Boolean lt(Object l,
 Object r)

Comparison when both arguments are Complex numbers with zero imaginary components

Specified by:

lt in interface FieldI

Parameters:

l - left-hand argument

r - right-hand argument

Returns:

null if either argument has imaginary components, if both real as their real components

le

public Boolean le(Object l,
 Object r)

Comparison when both arguments are Complex numbers with zero imaginary components

Specified by:

le in interface FieldI

Parameters:

l - left-hand argument

r - right-hand argument

Returns:

null if either argument has imaginary components, if both real as their real components

getOne

public Object getOne()

Description copied from interface: FieldI

Get the multiplicative identity for this field.

Specified by:

getOne in interface FieldI

Returns:

object representing one or null if undefined for this field

getZero

public Object getZero()

Description copied from interface: FieldI

Get the additive identity for this field

Specified by:

getZero in interface FieldI

Returns:

object representing zero or null if undefined for this field

convertToInt

public Integer convertToInt(Object l)
                     throws EvaluationException

Description copied from interface: IntegerConvertor

Attempt to convert argument to an integer

Specified by:

convertToInt in interface IntegerConvertor

Parameters:

l - value to convert

Returns:

corresponding integer or null if it cannot be converted

Throws:

EvaluationException - on error

convertFromInt

public Object convertFromInt(Integer l)
                      throws EvaluationException

Description copied from interface: IntegerConvertor

Attempt to convert argument from an integer

Specified by:

convertFromInt in interface IntegerConvertor

Parameters:

l - value to convert

Returns:

corresponding value in this field or null if it cannot be converted

Throws:

EvaluationException - probably never