Thanks to Scott for the very helpful advice. I had forgotten all about
negative spacing in LaTeX. I think I will use this \def (or something
similar) when the need arises.
Best wishes
Roger
Roger B Newson
Lecturer in Medical Statistics
Respiratory Epidemiology and Public Health Group
National Heart and Lung Institute
Imperial College London
Royal Brompton Campus
Room 33, Emmanuel Kaye Building
1B Manresa Road
London SW3 6LR
UNITED KINGDOM
Tel: +44 (0)20 7352 8121 ext 3381
Fax: +44 (0)20 7351 8322
Email: [email protected]
Web page: www.imperial.ac.uk/nhli/r.newson/
Departmental Web page:
http://www1.imperial.ac.uk/medicine/about/divisions/nhli/respiration/pop
genetics/reph/
Opinions expressed are those of the author, not of the institution.
-----Original Message-----
From: [email protected]
[mailto:[email protected]] On Behalf Of Scott
Merryman
Sent: 28 July 2008 12:59
To: [email protected]
Subject: Re: st: TeXnical query re SJ
Do you mean this:
\def\ci{\perp\!\!\!\perp}
$A\ci B \,|\, C $
I found it at:
http://www.mail-archive.com/[email protected]/msg01250.html
Scott
On Mon, Jul 28, 2008 at 6:27 AM, Newson, Roger B
<[email protected]> wrote:
>
> Fellow Statalisters (especially Stata Journal (SJ) editors):
>
> A TeXnical query re SJ LaTeX. What LaTeX symbol does SJ use to
represent
> the (increasingly popular) conditional independence symbol introduced
by
> Dawid (1979)? I ask because I cannot find it listed in Section 3.3 of
> the LaTeX guide (Lamport, 1994), and an early SJ article (Becker and
> Ichino, 2004) uses as a substitute the official LaTeX \bot symbol
(which
> is similar but not the same), but a more recent SJ article (Nannicini,
> 2007) uses something that appears more like the original Dawid symbol.
> Do SJ authors need to know anything special and/or install extra fonts
> in order to use this symbol?
>
> Best wishes (and thanks in advance)
>
> Roger
>
>
> References
>
> Becker SO, Ichino A. 2002. Estimation of average treatment effects
based
> on propensity scores. The Stata Journal 2(4): 358-377.
>
> Dawid AP. 1979. Conditional independence in statistical theory.
Journal
> of the Royal Statistical Society Series B (Methodological),41(1):
1-31.
>
> Lamport L. 1994. LaTeX: a document preparation system. 2nd Edition.
> Addison-Wesley. Boston, Mass: Addison-Wesley.
>
> Nannicini TS. 2007. Simulation-based sensitivity analysis for matching
> estimators. The Stata Journal 7(3): 334-350.
>
> Roger B Newson
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