From: Larry Hazel <lhhazel@otelco.net>
Subject: Re: New limited range type?
Date: Fri, 07 Nov 2003 17:31:05 -0600
Date: 2003-11-07T17:31:05-06:00 [thread overview]
Message-ID: <CWVqb.1824$X5.23233@eagle.america.net> (raw)
In-Reply-To: <boh71f$sht$1@sparta.btinternet.com>
Martin Dowie wrote:
> "Larry Hazel" <lhhazel@otelco.net> wrote in message
> news:l%Sqb.1767$X5.22782@eagle.america.net...
>
>>>You could argue that the case "A := B + C - D," for these 'limited
>>>range' types _can_only_ be equivilent to "A := (B + C) - D;".
>>>
>>
>>An analog computer implements saturating arithmetic. Oh my God, how
>>long has it been since anyone saw an analog computer. The sum B + C - D
>>would be computed all at once and would only saturate if the final
>>result was out of range. So, I think the expression should be evaluated
>>in a base type with saturation applied to the result.
>
>
> or, how about lets not and support the 99.99999999999999999999999etc%
> digital world only! :-)
>
> Is there an Ada (any variant) compiler for an analogue computer?..
>
>
I seriously doubt you will find any kind of compiler that will correctly
wire an analog patchboard. But I surely could have used one in the 60s
and 70s.
next prev parent reply other threads:[~2003-11-07 23:31 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-11-07 15:51 New limited range type? Martin Dowie
2003-11-07 15:57 ` Hyman Rosen
2003-11-07 16:20 ` Martin Dowie
2003-11-07 16:36 ` Stephane Richard
2003-11-07 16:59 ` Hyman Rosen
2003-11-07 18:18 ` Martin Dowie
2003-11-07 20:11 ` Larry Hazel
2003-11-07 22:40 ` Martin Dowie
2003-11-07 23:31 ` Larry Hazel [this message]
2003-11-12 8:22 ` Jean-Pierre Rosen
2003-11-12 15:00 ` Hyman Rosen
2003-11-12 15:34 ` Robert I. Eachus
2003-11-12 17:37 ` tmoran
2003-11-07 18:19 ` Mike Silva
2003-11-07 19:03 ` Marin David Condic
2003-11-07 18:05 ` Mike Silva
2003-11-08 21:58 ` Nick Roberts
2003-11-09 14:34 ` Martin Dowie
2003-11-11 5:13 ` Nick Roberts
2003-11-11 10:18 ` Martin Dowie
2003-11-11 10:35 ` Martin Dowie
2003-11-11 10:41 ` Lutz Donnerhacke
2003-11-11 12:37 ` Marin David Condic
2003-11-11 14:19 ` Martin Dowie
2003-11-11 12:34 ` Marin David Condic
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