com.opengamma.strata.math.impl

Class ComplexMathUtils

java.lang.Object

com.opengamma.strata.math.impl.ComplexMathUtils

public class ComplexMathUtils
extends Object

Utilities for working with complex numbers.

Method Summary

Modifier and Type	Method and Description
static ComplexNumber	add(ComplexNumber... z)
static ComplexNumber	add(ComplexNumber z1, ComplexNumber z2)
static ComplexNumber	add(ComplexNumber z, double x)
static ComplexNumber	add(double x, ComplexNumber z)
static double	arg(ComplexNumber z)
static ComplexNumber	conjugate(ComplexNumber z)
static ComplexNumber	divide(ComplexNumber z1, ComplexNumber z2)
static ComplexNumber	divide(ComplexNumber z, double x)
static ComplexNumber	divide(double x, ComplexNumber z)
static ComplexNumber	exp(ComplexNumber z)
static ComplexNumber	inverse(ComplexNumber z)
static ComplexNumber	log(ComplexNumber z) Returns the principal value of log, with z the principal argument of z defined to lie in the interval (-pi, pi].
static double	mod(ComplexNumber z)
static ComplexNumber	multiply(ComplexNumber... z)
static ComplexNumber	multiply(ComplexNumber z1, ComplexNumber z2)
static ComplexNumber	multiply(ComplexNumber z, double x)
static ComplexNumber	multiply(double x, ComplexNumber... z)
static ComplexNumber	multiply(double x, ComplexNumber z)
static ComplexNumber	pow(ComplexNumber z1, ComplexNumber z2)
static ComplexNumber	pow(ComplexNumber z, double x)
static ComplexNumber	pow(double x, ComplexNumber z)
static ComplexNumber	sqrt(ComplexNumber z)
static ComplexNumber	square(ComplexNumber z)
static ComplexNumber	subtract(ComplexNumber z1, ComplexNumber z2)
static ComplexNumber	subtract(ComplexNumber z, double x)
static ComplexNumber	subtract(double x, ComplexNumber z)

Methods inherited from class java.lang.Object

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

Method Detail

add

public static ComplexNumber add(ComplexNumber z1,
                                ComplexNumber z2)

add

public static ComplexNumber add(ComplexNumber... z)

add

public static ComplexNumber add(ComplexNumber z,
                                double x)

add

public static ComplexNumber add(double x,
                                ComplexNumber z)

arg

public static double arg(ComplexNumber z)

conjugate

public static ComplexNumber conjugate(ComplexNumber z)

divide

public static ComplexNumber divide(ComplexNumber z1,
                                   ComplexNumber z2)

divide

public static ComplexNumber divide(ComplexNumber z,
                                   double x)

divide

public static ComplexNumber divide(double x,
                                   ComplexNumber z)

exp

public static ComplexNumber exp(ComplexNumber z)

inverse

public static ComplexNumber inverse(ComplexNumber z)

log

public static ComplexNumber log(ComplexNumber z)

Returns the principal value of log, with z the principal argument of z defined to lie in the interval (-pi, pi].

Parameters:

z - ComplexNumber

Returns:

The log

mod

public static double mod(ComplexNumber z)

square

public static ComplexNumber square(ComplexNumber z)

multiply

public static ComplexNumber multiply(ComplexNumber z1,
                                     ComplexNumber z2)

multiply

public static ComplexNumber multiply(ComplexNumber... z)

multiply

public static ComplexNumber multiply(double x,
                                     ComplexNumber... z)

multiply

public static ComplexNumber multiply(ComplexNumber z,
                                     double x)

multiply

public static ComplexNumber multiply(double x,
                                     ComplexNumber z)

pow

public static ComplexNumber pow(ComplexNumber z1,
                                ComplexNumber z2)

pow

public static ComplexNumber pow(ComplexNumber z,
                                double x)

pow

public static ComplexNumber pow(double x,
                                ComplexNumber z)

sqrt

public static ComplexNumber sqrt(ComplexNumber z)

subtract

public static ComplexNumber subtract(ComplexNumber z1,
                                     ComplexNumber z2)

subtract

public static ComplexNumber subtract(ComplexNumber z,
                                     double x)

subtract

public static ComplexNumber subtract(double x,
                                     ComplexNumber z)