Subject: Re: [Boost-users] math tools roots
From: Viatcheslav.Sysoltsev_at_[hidden]
Date: 2011-10-10 05:01:40


On Sun, 09 Oct 2011 19:04:39 +0200, Matwey V. Kornilov
<matwey.kornilov_at_[hidden]> wrote:

> and, actually let a=b=x,
>
> lim_{x->0} ((x-x)/min(|x|,|x|)) = lim_{x->0} (0/min(|x|,|x|)) =
> lim_{x->0} (0) = 0
>

I'am not active mathematician, but I believe lim {x->0} (0/x) is 0/0 and
thus considered undefined, not 0.