Re: [Rd] corMatrix crashes with corARMA structure (PR#9952)

From: Simone Giannerini <sgiannerini_at_gmail.com>
Date: Wed, 10 Oct 2007 17:55:43 +0200

This is what I get on R 2.6.0, Win XP

ciao

Simone

P.S. you have posted twice

> n <- 100
>
> # example from Box and Jenkins p. 83
> arcoefs <- c(0.8)
> macoefs <- c(-0.6)
> p <- length(arcoefs)
> q <- length(macoefs)
>
> require(nlme)
> tmp <- corARMA(value=c(arcoefs,macoefs), form=~1, p=p, q=q)

> Sigma <- corMatrix(tmp, covariate = 1:n) # segfault
Error in corMatrix.corARMA(tmp, covariate = 1:n) :   'object' has not been Initialize()d

> noquote(unlist(R.Version()))

                    platform
arch                           os                       system
             i386-pc-mingw32
i386                      mingw32                i386, mingw32
                      status
major                        minor                         year

2                          6.0                         2007
                       month
day                      svn rev                     language
                          10
03                        43063                            R
              version.string

R version 2.6.0 (2007-10-03)
>

On 10/10/2007, btyner_at_gmail.com <btyner_at_gmail.com> wrote:
>
> Full_Name: Benjamin Tyner
> Version: 2.6.0 RC 2007-10-01 r43043
> OS: WinXP
> Submission from: (NULL) (171.161.224.10)
>
>
> platform i386-pc-mingw32
> arch i386
> os mingw32
> system i386, mingw32
> status RC
> major 2
> minor 6.0
> year 2007
> month 10
> day 01
> svn rev 43043
> language R
> version.string R version 2.6.0 RC (2007-10-01 r43043)
>
> I have seen this in other versions/platforms as well. Brian Ripley informs
> me
> the segfault is in corStruct.c
>
> Code to reproduce:
>
> n <- 100
>
> # example from Box and Jenkins p. 83
> arcoefs <- c(0.8)
> macoefs <- c(-0.6)
> p <- length(arcoefs)
> q <- length(macoefs)
>
> require(nlme)
> tmp <- corARMA(value=c(arcoefs,macoefs), form=~1, p=p, q=q)
> Sigma <- corMatrix(tmp, covariate = 1:n) # segfault
>
> ______________________________________________
> R-devel_at_r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-devel
>

-- 
______________________________________________________

Simone Giannerini
Dipartimento di Scienze Statistiche "Paolo Fortunati"
Universita' di Bologna
Via delle belle arti 41 - 40126  Bologna,  ITALY
Tel: +39 051 2098262  Fax: +39 051 232153
http://www2.stat.unibo.it/giannerini/
______________________________________________________

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