[Rd] help pages base R not rendered correctly?

Joris Meys jorismeys at gmail.com
Tue May 23 15:56:12 CEST 2017

Hi Duncan,

that explains, thank you. If nobody finds the time to fix that, I might
give it a shot myself this summer. Barbeque is overrated.


On Tue, May 23, 2017 at 3:10 PM, Duncan Murdoch <murdoch.duncan at gmail.com>

> On 23/05/2017 8:39 AM, Joris Meys wrote:
>> Hi all,
>> Don't know if this is a known issue, but I couldn't find anything so I
>> report anyway. When checking eg ?qr in both RStudio and the naked R IDE,
>> the help page is rendered incorrectly. More specifically, any use of
>> \bold{...} is printed as is, rather than interpreted as bold. Same happens
>> on ?svd.
> In ?qr (and probably in ?svd), \bold is inside \eqn{}, so it is being
> interpreted as LaTeX markup rather than Rd markup, and since no alternative
> was given, is displayed as-is.
> If you actually wanted it to display properly in HTML and ascii, the
> current \eqn{\bold{Ax} = \bold{b}} would have to be written as something
> like
> \ifelse{latex}{\eqn{\bold{Ax} = \bold{b}}}{\bold{Ax} = \bold{b}}
> which is pretty tedious to write, and it's not the only example on that
> page.  So I doubt if anyone will fix it.
>> According to the manual Writing R Extensions, this should still be
>> recognized. When I try to use it in the help pages of my own packages,
>> \bold{} is interpreted correctly.
> You missed the part about \eqn.
> Duncan Murdoch
>> No idea what is going wrong and it's not that important, but I found it
>> curious enough to report.
>> Cheers
>> Joris

Joris Meys
Statistical consultant

Ghent University
Faculty of Bioscience Engineering
Department of Mathematical Modelling, Statistics and Bio-Informatics

tel :  +32 (0)9 264 61 79
Joris.Meys at Ugent.be
Disclaimer : http://helpdesk.ugent.be/e-maildisclaimer.php

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