From: Igor Zubkov <igor.zubkov@gmail.com>
To: ALT Linux Team development discussions <devel@lists.altlinux.org>
Subject: Re: [devel] Вопрос про работу ceil() из ANSI C, баг или не баг?
Date: Wed, 19 Oct 2011 12:16:49 +0300
Message-ID: <CAJXf7QPmWHVjVG=mGzo2jbkLzxe-woLBWDBSbxgmV9riohOrwA@mail.gmail.com> (raw)
In-Reply-To: <4E9E9617.1010006@altlinux.org>
2011/10/19 Anatoly Lyutin:
> 19.10.2011 13:11, Denis Medvedev пишет:
>>
>> Все нормально.
>> Результат целочисленного деления 5/2 = 2
>> ceil(2)=2
>> Результат плавающего деления 5.0/2 =2.5
>> ceil(2.5)=3
>
> Да, точно, перегрелся.
> Если сделать ceil(5/2.0), то всё работает правильно, конечно.
В ruby так же:
ruby-1.8.7-p352 :001 > 5/2
=> 2
ruby-1.8.7-p352 :002 > 5/2.0
=> 2.5
ruby-1.8.7-p352 :003 >
--
Igor Zubkov
http://hi.im/ice
next prev parent reply other threads:[~2011-10-19 9:16 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-19 9:19 ` Anatoly Lyutin
2011-10-19 9:16 ` Igor Zubkov [this message]
2011-10-19 9:33 ` [devel] [JT] " thecrux
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