From: Axel Kohlmeyer (akohlmey_at_gmail.com)
Date: Tue Jul 12 2011 - 11:58:55 CDT

On Tue, Jul 12, 2011 at 12:12 PM, KIRTANA S <skirtana4_at_gmail.com> wrote:
> How can I round off a number to nearest whole number using tcl .I
> tried using round (), whihc is not recognized .

nonsense. round() works well:

vmd > puts "[expr { round(0.1)}]"
0
vmd > puts "[expr { round(1.1)}]"
1
vmd > puts "[expr { round(-0.1)}]"
0
vmd > puts "[expr { round(-1.1)}]"
-1

axel.

> expr{} works . Can you tell me if I need to import any library to use
> the math in tcl.

>
> thank you
>

-- 
Dr. Axel Kohlmeyer
akohlmey_at_gmail.com http://goo.gl/1wk0
Institute for Computational Molecular Science
Temple University, Philadelphia PA, USA.