gnu.math

Class Complex

java.lang.Object

java.lang.Number

gnu.math.Numeric

gnu.math.Quantity

gnu.math.Complex

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

CComplex, DComplex, RealNum

public abstract class Complex
extends Quantity

See Also:

Serialized Form

Field Summary

Fields inherited from class gnu.math.Numeric

CEILING, FLOOR, NONNEG_MOD, ROUND, TRUNCATE

Constructor Summary

Constructors

Constructor and Description
Complex()

Method Summary

Methods

Modifier and Type	Method and Description
Numeric	abs()
static Complex	add(Complex x, Complex y, int k)
Numeric	add(java.lang.Object y, int k) Return this + k * obj.
Numeric	addReversed(Numeric x, int k) Calculate x+k&this.
RealNum	angle()
static int	compare(Complex x, Complex y)
int	compare(java.lang.Object obj) Return an integer for which of this or obj is larger.
Numeric	div(java.lang.Object y)
static Complex	divide(Complex x, Complex y)
Numeric	divReversed(Numeric x)
double	doubleImagValue() The value of the imaginary component, as a double.
double	doubleRealValue()
double	doubleValue() The value of the real component, as a double.
static boolean	equals(Complex x, Complex y)
boolean	equals(java.lang.Object obj)
Complex	exp()
static CComplex	imMinusOne()
static CComplex	imOne()
boolean	isExact()
boolean	isZero()
Complex	log()
long	longValue()
static Complex	make(double re, double im)
static Complex	make(RealNum re, RealNum im)
Numeric	mul(java.lang.Object y)
Numeric	mulReversed(Numeric x)
Numeric	neg()
static Complex	neg(Complex x)
Complex	number()
static DComplex	polar(double r, double t)
static DComplex	polar(RealNum r, RealNum t)
static Complex	power(Complex x, Complex y)
Complex	sqrt()
static Complex	times(Complex x, Complex y)
Complex	toExact()
Complex	toInexact()
java.lang.String	toString(int radix)

Methods inherited from class gnu.math.Quantity

add, compare, compareReversed, dimensions, divide, im, imValue, make, make, make, re, reValue, times, unit

Methods inherited from class gnu.math.Numeric

add, asNumericOrNull, div_inv, floatValue, geq, grt, intValue, mul_ident, power, sub, toString

Methods inherited from class java.lang.Number

byteValue, shortValue

Methods inherited from class java.lang.Object

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

Constructor Detail

Complex

public Complex()

Method Detail

number

public Complex number()

Specified by:

number in class Quantity

isExact

public boolean isExact()

Specified by:

isExact in class Numeric

toExact

public Complex toExact()

Overrides:

toExact in class Numeric

toInexact

public Complex toInexact()

Overrides:

toInexact in class Numeric

imOne

public static CComplex imOne()

imMinusOne

public static CComplex imMinusOne()

doubleValue

public double doubleValue()

Description copied from class: Quantity

The value of the real component, as a double. This is relative to the unit().dims - i.e. unit()/doubleValue() is factored in.

Overrides:

doubleValue in class Quantity

doubleImagValue

public double doubleImagValue()

Description copied from class: Quantity

The value of the imaginary component, as a double. This is relative to the unit().dims - i.e. unit()/doubleValue() is factored in.

Overrides:

doubleImagValue in class Quantity

doubleRealValue

public final double doubleRealValue()

longValue

public long longValue()

Overrides:

longValue in class Numeric

make

public static Complex make(RealNum re,
           RealNum im)

make

public static Complex make(double re,
           double im)

polar

public static DComplex polar(double r,
             double t)

polar

public static DComplex polar(RealNum r,
             RealNum t)

power

public static Complex power(Complex x,
            Complex y)

abs

public Numeric abs()

Overrides:

abs in class Quantity

angle

public RealNum angle()

equals

public static boolean equals(Complex x,
             Complex y)

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class Numeric

compare

public static int compare(Complex x,
          Complex y)

compare

public int compare(java.lang.Object obj)

Description copied from class: Numeric

Return an integer for which of this or obj is larger. Return 1 if this>obj; 0 if this==obj; -1 if this<obj; -2 if this!=obj otherwise (for example if either is NaN); -3 if not comparable (incompatible types).

Overrides:

compare in class Quantity

isZero

public boolean isZero()

Specified by:

isZero in class Numeric

toString

public java.lang.String toString(int radix)

Overrides:

toString in class Quantity

neg

public static Complex neg(Complex x)

neg

public Numeric neg()

Overrides:

neg in class Quantity

add

public static Complex add(Complex x,
          Complex y,
          int k)

add

public Numeric add(java.lang.Object y,
          int k)

Description copied from class: Numeric

Return this + k * obj.

Overrides:

add in class Quantity

addReversed

public Numeric addReversed(Numeric x,
                  int k)

Description copied from class: Numeric

Calculate x+k&this.

Overrides:

addReversed in class Quantity

times

public static Complex times(Complex x,
            Complex y)

mul

public Numeric mul(java.lang.Object y)

Overrides:

mul in class Quantity

mulReversed

public Numeric mulReversed(Numeric x)

Overrides:

mulReversed in class Quantity

divide

public static Complex divide(Complex x,
             Complex y)

div

public Numeric div(java.lang.Object y)

Overrides:

div in class Quantity

divReversed

public Numeric divReversed(Numeric x)

Overrides:

divReversed in class Quantity

exp

public Complex exp()

log

public Complex log()

sqrt

public Complex sqrt()