Date: Tue, 11 Jan 2000 16:05:01 +0600 (NOVT) From: "Alexey N. Dokuchaev" <danfe@ssc.nsu.ru> To: Sheldon Hearn <sheldonh@uunet.co.za> Cc: dl@tyfon.net, "[FreeBSD-Questions-List] (E-post)" <freebsd-questions@FreeBSD.ORG> Subject: Re: mathematics in sh Message-ID: <Pine.LNX.4.10.10001111602250.11760-100000@inet.ssc.nsu.ru> In-Reply-To: <99240.947584237@axl.noc.iafrica.com>
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On Tue, 11 Jan 2000, Sheldon Hearn wrote: > > > 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. > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-questions" in the body of the message > I always use echo $((1234*25)) when trying to convert rubbles to bucks ;-) it also understands |, ^, & (binary), 0x... and much more. ,--------------------------------------, ____ ___ _______ | Alexey N. Dokuchaev, more commonly | / __/______ ___ / _ )/ __/ _ \ | known as DAN Fe | / _// __/ -_) -_) _ |\ \/ // / | | /_/ /_/ __/__/ /____/___/____/ | Novosibirsk State University `-------- The Power to Serve --------, | Scientific Study Center Computer Lab | | | | email: danfe@inet.ssc.nsu.ru homepage: http://inet.ssc.nsu.ru/~danfe/ | | ICQ UIN: 38934845 | `---------------------------------------------------------------------------' A good conspiracy is unprovable. I mean, if you can prove it, it means they screwed up somewhere along the line. Jerry Fletcher from Conspiracy Theory To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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