random

Module

Description

this module contains a motley collection of random number

generator routines, used in various particle setups

References:

None

Owner:

Daniel Price

Runtime parameters:

None

Dependencies:

None

Quick access

Routines:

gauss_random(), get_random(), get_random_pos_on_sphere(), ran2(), rayleigh_deviate()

Variables

• random/pi [real,private/parameter/optional/default=4.*atan(1.)]

Subroutines and functions

function  random/ran2(s1)

Parameters:

s1 [integer,inout]

Return:

ran2 [real]

Called from:

rayleigh_deviate(), get_random_pos_on_sphere(), gauss_random(), test_math()

Call to:

get_random()

function  random/get_random(s1, s2)

Parameters:

• s1 [integer]

• s2 [integer]

Return:

get_random [real]

Called from:

ran2()

function  random/rayleigh_deviate(iseed)

Parameters:

iseed [integer]

Return:

rayleigh_deviate [real]

Call to:

ran2()

function  random/get_random_pos_on_sphere(iseed)

Parameters:

iseed [integer,inout]

Return:

dx (3) [real]

Call to:

ran2()

function  random/gauss_random(iseed)

Parameters:

iseed [integer,inout]

Return:

gauss_random [real]

Call to:

ran2()