[R] Title for graph with multiple plots

[Tolga Uzuner]

Dear Ted and Jim,
Many thanks.
Tolga

(Ted Harding) wrote:
> On 19-Jul-08 10:29:43, Tolga Uzuner wrote:
>   
>> Dear R Users,
>> I am attempting to place a title to a graph with multiple plots that 
>> should go across the top of all the graphs, and not just one of them. I
>> am using mfrow in par to plot. Can anyone suggest if and how this could
>> be done ?
>> Thanks in advance,
>> Tolga
>>     
>
> The following post from Erin Hodgess gives an example of how to do it:
>
> Date: Thu, 12 Jun 2008 11:17:28 -0500
> Sender: r-help-bounces at r-project.org
> From: Erin Hodgess <erinm.hodgess at gmail.com>
> To: Trevor.A.Craney at shell.com
> Subject: Re: [R] overall title
> Cc: r-help at r-project.org
>
> Please try this:
>
> z1 <- rexp(100)
> z2 <- rexp(100)
> z3 <- rexp(100)
> z4 <- rexp(100)
> par(mfrow=c(2,2),oma = c(0, 0, 3, 0))
> curve(dexp,from=0,to=5)
> hist(z1,main="first")
> hist(z2,main="second")
> hist(z3,main="third")
> mtext("Densities", outer = TRUE, cex = 1.5)
>
> Hope this helps.
>
> Sincerely,
> Erin
>
>
> On Thu, Jun 12, 2008 at 10:38 AM,  <Trevor.A.Craney at shell.com> wrote:
>   
>> I have a 2x2 plot set up using:  par(mfrow=c(2,2))
>> I'd like to put an overall title on the page, but I cannot figure
>> out how. Any ideas?
>>     
>
> Best wishes,
> Ted.
>
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> E-Mail: (Ted Harding) <Ted.Harding at manchester.ac.uk>
> Fax-to-email: +44 (0)870 094 0861
> Date: 19-Jul-08                                       Time: 18:29:01
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