[R] 49 histograms on one page

[Uwe Ligges]

Christian Hennig wrote:

> Hi,
> 
> I want to do something like this:
> 
> par(mfrow=c(7,7))
> for (i in 1:49)
>   hist(RATDACOM[SUBJNO==i],breaks=0.5+(0:6),
>        main="",xlab="",ylab="",xaxt="n",yaxt="n")
> 
> (Don't think about what RATDACOM and SUBJNO are.)
> 
> I get an error 
> Error in plot.new() : Figure margins too large.
> 
> 36 histograms with mfrow=c(6,6) work.
> But the 36 histograms are then so small that I wonder why 49 do not fit.
> It seems that though I have main="",xlab="",ylab="",xaxt="n",yaxt="n" the
> area reserved for axes and labels is almost as large as it would be if I
> would print a single histogram. The histogram itself only gets the remaining
> space, which is very small (I could draw 36*4 histograms of this size on a
> single page and the margins between them would still be OK).
> 
> So the question is:
> How do I tell R to print the essential histogram area without main, labs and
> axes large enough that it looks well but small enough that 49 fit on one
> page? (If I would draw them by hand, no problem...)

Christian,

set par(mar = ....) very small....

Uwe

> Best,
> Christian
> 
> 
> ***********************************************************************
> Christian Hennig
> Fachbereich Mathematik-SPST/ZMS, Universitaet Hamburg
> hennig at math.uni-hamburg.de, http://www.math.uni-hamburg.de/home/hennig/
>>From 1 April 2005: Department of Statistical Science, UCL, London
> #######################################################################
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> 
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