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streetfighter64 • today at 1:09 PM • 1 reply • view on HN

It holds that ¬(∀subsets: isverified(subset)) but it's not true that ∀subsets: ¬isverified(subset), which it think most people would interpret "the whole system is unverified" as


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vrighter • today at 1:59 PM

If I independently verify that subsystem A properly consumes apples, and that subsystem B is properly emitting oranges, but never verify that subsystem A is receiving apples, and just connect subsystem B to it, then yeah, the system is not verified.

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