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Date:      Tue, 11 Jan 2000 11:50:37 +0200
From:      Sheldon Hearn <sheldonh@uunet.co.za>
To:        dl@tyfon.net
Cc:        "[FreeBSD-Questions-List] (E-post)" <freebsd-questions@FreeBSD.ORG>
Subject:   Re: mathematics in sh 
Message-ID:  <99240.947584237@axl.noc.iafrica.com>
In-Reply-To: Your message of "Tue, 11 Jan 2000 09:49:28 %2B0100." <01BF5C19.27B849F0.dl@tyfon.net> 

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On Tue, 11 Jan 2000 09:49:28 +0100, Dan Larsson wrote:

> Is it possible to do mathematical ( simple calculations such as
> ($a + $b)/$c) calculations in sh?

> Or is perl better to use in this case?

Perl's better if you need floating point values.  But for simple integer
arithmetic, /bin/sh works fine.

See the Arithmetic Expansion section of the sh(1) manual page.

Ciao,
Sheldon.


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