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From: =?utf-8?Q?Yannick_Duch=C3=AAne_=28Hibou57?=
 =?utf-8?Q?=29?=
 <yannick_duchene@yahoo.fr>
Newsgroups: comp.lang.ada
Subject: Re: _Type vs no _Type
Date: Sun, 07 Nov 2010 04:12:43 +0100
Organization: Ada @ Home
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Date: 2010-11-07T04:12:43+01:00
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Le Sun, 07 Nov 2010 03:57:33 +0100, Shark8 <onewingedshark@gmail.com> a =
 =

=C3=A9crit:

> On Nov 6, 3:58 pm, Yannick Duch=C3=AAne (Hibou57)
> <yannick_duch...@yahoo.fr> wrote:
>> > Excepting floating point numbers; addition is commutative, isn't it=
?
>>
>> I would welcome an example here. Does not mean I do not believe that =
(I  =

>>  know floating points easily leads to trouble), just that I would lik=
e  =

>> to understand, as I always though even with floating points, the  =

>> addition is commutative.
>
> The general way to show the non-commutativity of floating-point would
> be
> something like the initialization of the number to something large,
> say
> a hundred-million, and some repetitive additions of some small number
> say a hundred-thousand hundred-thousandths, so that what you would
> expect
> mathematically would be a hundred-million and one would actually have
> the
> value one hundred million.
OK, this was about iteration. Yes, I know the case of iterations.

-- =

Si les chats miaulent et font autant de vocalises bizarres, c=E2=80=99es=
t pas pour  =

les chiens.

=E2=80=9CI am fluent in ASCII=E2=80=9D [Warren 2010]