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1. [S] log(0) problem (score: 1): Author: "Bruce McCullough" <BMCCULLO@fcc.gov>; Date: Fri, 17 Dec 1999 15:53:04 -0500; Let "lik" be the likelihood of an invidual observation. Doing some replication work, the other guy (using an inferior package) encountered a problem with log(lik) when lik is close to zero. Using S-P; /archives/html/s-news/1999-12/msg00132.html (7,543 bytes)
2. RE: [S] log(0) problem (score: 1): Author: "CHASALOW, SCOTT [AG/2165]" <scott.chasalow@cereon.com>; Date: Fri, 17 Dec 1999 15:50:29 -0600; Sorry I can't answer your question, but it brings to mind a somewhat related problem I had with S-plus (4.5) quite recently. I was dealing with a multinomial likelihood, containing factors such as p; /archives/html/s-news/1999-12/msg00134.html (9,422 bytes)
3. RE: [S] log(0) problem (score: 1): Author: Alan Zaslavsky <zaslavsk@hcp.med.harvard.edu>; Date: Fri, 17 Dec 1999 17:04:27 -0500 (EST); S-Plus or other programming languages have to deal with ambiguous questions by giving ambiguous answers. We can't expect the language to be able to guess what we mean. We can define 1 * log(0) as li; /archives/html/s-news/1999-12/msg00135.html (8,212 bytes)

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