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# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Library General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Library General Public License for more details.
#
# You should have received a copy of the GNU Library General
# Public License along with this library; if not, write to the
# Free Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
# Copyrights (C)
# for this R-port:
# 1999 - 2006, Diethelm Wuertz, GPL
# Diethelm Wuertz <wuertz@itp.phys.ethz.ch>
# info@rmetrics.org
# www.rmetrics.org
# for the code accessed (or partly included) from other R-ports:
# see R's copyright and license files
# for the code accessed (or partly included) from contributed R-ports
# and other sources
# see Rmetrics's copyright file
################################################################################
# FUNCTION: SYMMETRIC STABLE DISTRIBUTION:
# dsymstb Returns density for symmetric stable DF
# psymstb Returns probabilities for symmetric stable DF
# qsymstb Returns quantiles for symmetric stable DF
# rsymstb Returns random variates for symmetric stable DF
# FUNCTIONS: STABLE DISTRIBUTION:
# stableMode Computes stable mode
# dstable Returns density for stable DF
# pstable Returns probabilities for stable DF
# qstable Returns quantiles for stable DF
# rstable Returns random variates for stable DF
# FUNCTION: STABLE SLIDERS:
# symstbSlider Displays symmetric stable distribution function
# stableSlider Displays stable distribution function
################################################################################
test.helpFile =
function()
{
# Help File:
helpFile = function() {
example(StableDistribution); return() }
checkIdentical(
target = class(try(helpFile())),
current = "NULL")
# Return Value:
return()
}
# ------------------------------------------------------------------------------
# SYMMETRIC STABLE DISTRIBUTION:
test.symstb =
function()
{
par(ask = FALSE)
par(mfrow = c(1, 1))
# rsymstb, alpha=1.8
test = .distCheck("symstb", alpha = 1.8)
print(test)
checkTrue(mean(test) == 1)
# rsymstb, alpha=1.2
test = .distCheck("symstb", alpha = 1.2)
print(test)
checkTrue(mean(test[2:3]) == 1)
# Return Value:
return()
}
# ------------------------------------------------------------------------------
test.stable.S0 =
function()
{
par(ask = FALSE)
par(mfrow = c(1, 1))
# stable - Parameterization S0:
test = .distCheck("stable", alpha = 1.8, beta = 0.3)
print(test)
checkTrue(mean(test[1:2]) == 1)
# stable - Parameterization S0:
test = .distCheck("stable", alpha = 1.2, beta = -0.3)
print(test)
checkTrue(mean(test[1:2]) == 1)
# stable - Parameterization S0:
test = .distCheck("stable", alpha = 0.6, beta = 0)
print(test)
checkTrue(mean(test[1:2]) == 1)
# Return Value:
return()
}
# ------------------------------------------------------------------------------
test.stable.S1 =
function()
{
par(ask = FALSE)
par(mfrow = c(1, 1))
# stable - Parameterization S1:
test = .distCheck("stable", alpha = 1.8, beta = 0.3, pm = 1)
print(test)
checkTrue(mean(test[1:2]) == 1)
# stable - Parameterization S1:
test = .distCheck("stable", alpha = 1.2, beta = -0.3, pm = 1)
print(test)
checkTrue(mean(test[1:2]) == 1)
# stable - Parameterization S1:
test = .distCheck("stable", alpha = 0.6, beta = 0, pm = 1)
print(test)
checkTrue(mean(test[1:2]) == 1)
# Return Value:
return()
}
# ------------------------------------------------------------------------------
test.stable.S2 =
function()
{
par(ask = FALSE)
par(mfrow = c(1, 1))
# stable - Parameterization S2:
test = .distCheck("stable", alpha = 1.8, beta = 0.3, pm = 2)
print(test)
checkTrue(mean(test[1:2]) == 1)
# stable - Parameterization S2:
test = .distCheck("stable", alpha = 1.2, beta = -0.3, pm = 2)
print(test)
checkTrue(mean(test[1:2]) == 1)
# stable - Parameterization S2:
test = .distCheck("stable", alpha = 0.6, beta = 0, pm = 2)
print(test)
checkTrue(mean(test[1:2]) == 1)
# Return Value:
return()
}
# ------------------------------------------------------------------------------
if (FALSE) {
require(RUnit)
testResult <- runTestFile("C:/Rmetrics/SVN/trunk/fBasics/test/runit2A.R")
printTextProtocol(testResult)
}
################################################################################
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