[Rd] barplot manpage (PR#7331)

[Dan Bolser]

Should these be in the (see also section)?

Like I said, the pages read fine if you understand the content already. I
think some less formal man pages would drastically reduce the traffic on
the R mailing list. 

Just a hunch,
Dan.

On Mon, 1 Nov 2004, Tony Plate wrote:

>Look at the help page for "par" for explanations of "cex" and "lty".
>
>The use of 'mp' is as a variable, as in
>
> > mp <- barplot(....)
>
>The next paragraph refers to this variable.
>
>-- Tony Plate
>
>At Monday 05:12 PM 11/1/2004, dan at bolser.co.uk wrote:
>>Full_Name: Dan B
>>Version: R 2.0.0 (2004-10-04).
>>OS: Fedora 2
>>Submission from: (NULL) (80.6.127.185)
>>
>>
>>The man page for barplot (?barplot) is confusing...
>>
>><quote>
>>cex.axis: expansion factor for numeric axis labels.
>>cex.names: expansion factor for axis names (bar labels).
>></quote>
>>
>>What is an 'expansion factor', and what does it do in this context?
>>
>>
>><quote>
>>axis.lty: the graphics parameter 'lty' applied to the axis and tick
>>           marks of the categorical (default horizontal) axis.  Note
>>           that by default the axis is suppressed.
>></quote>
>>
>>This makes no sense unless you know what it does already (which I don't). So
>>this is more of a programmers cleft note in a 'common language' than a 
>>function
>>documentation page.
>>
>><quote>
>>say 'mp', giving the coordinates of _all_ the bar midpoints drawn,
>></quote>
>>
>>Say what?
>>
>>______________________________________________
>>R-devel at stat.math.ethz.ch mailing list
>>https://stat.ethz.ch/mailman/listinfo/r-devel
>