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From: "robin" <robin_v@bigpond.com>
Newsgroups: comp.lang.ada,comp.lang.fortran,comp.lang.pl1
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Subject: Re: Ada vs Fortran for scientific applications
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Date: Tue, 18 Jul 2006 01:48:41 GMT
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Date: 2006-07-18T01:48:41+00:00
List-Id: <comp.lang.ada>

glen herrmannsfeldt wrote in message ...
>robin wrote:
>
>> glen herrmannsfeldt wrote in message ...
>
>(snip)
>>>CDC used ones complement,
>
>> Yes, and they were a PITA.
>> But they are long-gone machines, as I said; some 20 + years.
>
>>>and as I understand it Univac still does.
>
>No comment on this one?  I don't know which compilers are
>available for it, but it does seem to still be in production.
>
>(snip)
>
>>>S/360 and successors use sign magnitude for fixed point decimal
>>>arithmetic.
>
>> Off topic. We're referring to binary integers, not decimal
>
>Why is it off topic?

For the reason that i said, viz, we're refering to binary integers.

 >Fortran allows any base greater than one.

Let me know if you find a compiler that uses a base other than 2
for binary integers.

>PL/I definitely allows decimal,

Not for binary integers.

> most likely even for FIXED BINARY variables.

Might have some trouble doing indexing and logical operations.