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Date: Fri, 3 Nov 2017 05:49:13 -0700 (PDT)
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Subject: Re: Tests in a software release
From: Shark8 <onewingedshark@gmail.com>
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Xref: news.eternal-september.org comp.lang.ada:48715
Date: 2017-11-03T05:49:13-07:00
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On Friday, November 3, 2017 at 1:24:53 AM UTC-6, G.B. wrote:
> 
> __
> (*) It has been proven is that programs proven correct
> will of necessity be rare or impractical.

Counterproof:
The Ironsides DNS is proven correct, is practical, and was used to test whether formal methods & provers can be used practically to produce non-trivial useful programs. -- http://ironsides.martincarlisle.com/