From ligges@statistik.uni-dortmund.de  Fri Apr  6 15:42:10 2001
From: ligges@statistik.uni-dortmund.de (ligges@statistik.uni-dortmund.de)
Date: Fri, 6 Apr 2001 16:42:10 +0200 (MET DST)
Subject: [Rd] bug in contour() ? (PR#897)
Message-ID: <200104061442.QAA27053@pubhealth.ku.dk>

kuensch@stat.math.ethz.ch wrote:
> 
> The following example just "hangs", i.e.
> the final contour() does not terminate.
> 
> x <- pi*(0.5+((-13):12))/36
> w <- 0.377*cos(2*x)*sqrt(abs(cos(2*x)))
> v <- c(rep(-1.47,13),rep(1.722,13))*abs(sin(x))^1.5
> cr  <- outer(w,w)+outer(v,v)
> s <- sqrt(diag(cr))
> cr <- cr/outer(s,s)
> contour(cr[1:26,26:1],levels=seq(-1,1,0.1),axes=T)
> 
> --please do not edit the information below--
> 
> Version:
>  platform = i686-pc-linux-gnu
>  arch = i686
>  os = linux-gnu
>  system = i686, linux-gnu
>  status =
>  major = 1
>  minor = 2.2
>  year = 2001
>  month = 02
>  day = 26
>  language = R


... and R crashes on WinNT 4.0.

Uwe Ligges

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[Rd] bug in contour() ? (PR#897)
ligges@statistik.uni-dortmund.de