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Re: Rational numbers operation

X-seq: zsh-users 14394
From: Grigorios Bouzakis <grbzks@xxxxxxxxxx>
To: zsh-users@xxxxxxxxxx
Subject: Re: Rational numbers operation
Date: Wed, 16 Sep 2009 11:21:30 +0300
In-reply-to: <20090916101212.40dc7009.tartifola@xxxxxxxxx>
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References: <20090916101212.40dc7009.tartifola@xxxxxxxxx>

On Wed, Sep 16, 2009 at 10:12:12AM +0200, tartifola@xxxxxxxxx wrote:
> 
> 
> Hi,
> a newbie question on operations with rational numbers with the zshell.
> If I try from the shell
> 
> >echo $((100.5 * 0.001 )) 
> 
> I got the correct result without any error. On the contrary if I try the same thing in script I get this error
> 
>  syntax error: invalid arithmetic operator (error token is ".5 * 0.001 ")
> 
> I'm sure I'm missing something very basic, any hints?
> Thanks

You have to load zcalc. autoload -U zcalc

-- 
Greg

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