[R] axes with same scale

[Martin Maechler]

>>>>> "Michel" == Michel ARNAUD <michel.arnaud at cirad.fr>
>>>>>     on Mon, 16 Dec 2002 08:34:12 +0100 writes:

[by replying to another R-help message.
 ***Please don't do this!***
 It destroys sensible threading! Please search "Michel Arnoud" in the archive,
 https://www.stat.math.ethz.ch/pipermail/r-help/2002-December/thread.html
 to see the the wrong thread your message is in!]

    Michel> Hello Does anybody know how to draw a plot with same
    Michel> units on each axes ?  For exemple, if on X the range
    Michel> of value is [1, 2] and on Y the range is [1, 10] I
    Michel> would like the length of Y is 5*the length of X.
    Michel> Any suggestions ?

Use  plot(.....,  asp = 1) ## asp = [aspect ratio] = 1
This is explained a bit in  help(plot.default)

An older alternative that also works in S-PLUS is
 library(MASS)
 eqscplot(.....)

Martin Maechler <maechler at stat.math.ethz.ch>	http://stat.ethz.ch/~maechler/
Seminar fuer Statistik, ETH-Zentrum  LEO C16	Leonhardstr. 27
ETH (Federal Inst. Technology)	8092 Zurich	SWITZERLAND
phone: x-41-1-632-3408		fax: ...-1228			<><