Re: S/360

R. Vowels wrote in message
<7NqBf.225893$V7.72835@[EMAIL PROTECTED]
>...
>John W. Kennedy wrote in message ...
>>robin wrote:
>>> "John W. Kennedy" <jwkenne@[EMAIL PROTECTED]
> wrote in message
>>> news:8ojAf.3953$e9.3645@[EMAIL PROTECTED]
>>>> Tom Linden wrote:
>>>>> Not sure how far this goes back in time, but i bet it is to the 50's
>>>>> anyway.
>>>> At the very least, it is /not/ the case in the IBM
>>>> 704/709/7040/7044/7090/7094 family, which is the architecture that
>>>> FORTRAN was designed for, the architecture under discussion in this
>>>> subthread, and the most im****tant scientific architecture previous to
>>>> the 360.
>>>
>>> The most im****tant scientific architecture before the 360
>>> was the Pilot ACE in which pioneering work on floating point and
>>> theory of rounding errors was developed.
>>
>>Every FORTRAN program written for the Pilot ACE was successfully
>>recompiled for the S/360 on September 8, 1752.
>
>The Pilot ACE and its design goes back to 1946,
>and thus precedes the 360, and of course, the 704 family.

The word size of the Pilot ACE was 32 bits.