R: [R] absolute value

[Vito Muggeo]

Are you looking for Re() and friends?

Toy examples:

> abs(Re(3+4i))
[1] 3
> abs(Re(-3+4i))
[1] 3
> abs(Re(3))
[1] 3

see ?complex  for further details on complex numbers in R

vito

----- Original Message -----
From: Fred J. <phddas at yahoo.com>
To: r help <r-help at stat.math.ethz.ch>
Sent: Friday, April 30, 2004 7:56 AM
Subject: [R] absolute value


> Hello
>
> could you please tell me what is the function to get
> the absolute value of the real or complex number.
> most of other languages it is abs(x) , what is it in
> r?
>
> I did few searhces in the help docs for no avail.
>
> thanks
> F.J
>
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