Re: [R] identify non-recursive models

2013-01-29 Thread Dustin Fife
com] > *Sent:* Tuesday, January 29, 2013 9:16 AM > *To:* William Dunlap > *Cc:* Duncan Murdoch; r-help > > *Subject:* Re: [R] identify non-recursive models > > ** ** > > That looks like exactly what I need. I tested it on my PC and it ran, but > my mac couldn'

Re: [R] identify non-recursive models

2013-01-29 Thread William Dunlap
Dunlap Cc: Duncan Murdoch; r-help Subject: Re: [R] identify non-recursive models That looks like exactly what I need. I tested it on my PC and it ran, but my mac couldn't find the function "is.dag." Any ideas? On Tue, Jan 29, 2013 at 11:03 AM, William Dunlap mailto:wdun...@ti

Re: [R] identify non-recursive models

2013-01-29 Thread Dustin Fife
> > > > -Original Message- > > From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] > On Behalf > > Of Dustin Fife > > Sent: Tuesday, January 29, 2013 8:52 AM > > To: Duncan Murdoch > > Cc: r-help > > Subject: Re: [R] identify

Re: [R] identify non-recursive models

2013-01-29 Thread William Dunlap
elp > Subject: Re: [R] identify non-recursive models > > Thanks for the response. That doesn't seem to do it. It's able to identify > if one edge connects back into itself, but isn't able to identify whether > an edge eventually connects back into itself (after pass

Re: [R] identify non-recursive models

2013-01-29 Thread Dustin Fife
Thanks for the response. That doesn't seem to do it. It's able to identify if one edge connects back into itself, but isn't able to identify whether an edge eventually connects back into itself (after passing through multiple variables). For example, the following should fail, because the path goes

Re: [R] identify non-recursive models

2013-01-29 Thread Duncan Murdoch
On 29/01/2013 11:12 AM, Dustin Fife wrote: Hi, I'm working on a project that will generate RAM matrices at random. What I want to do is to be able to automatically identify if the model is non-recursive. For example, the following RAM matrix has a non-recursive loop (going from A to B to C to A)