[gurps] Failing autopilots and RVO

Marcelo Cortimiglia cortimiglia at producao.ufrgs.br
Wed Mar 4 14:00:13 CST 2009


009/3/4 Zan Lynx <zlynx at acm.org>:
> Also many halting problems can be "solved" by finding a weak point and
> changing the problem.  That may sound like cheating, but it is still very
> useful.
>
> For example, software code verifiers trying to prove if a piece of code
> "halts" or not cannot do it for arbitrary input.  But it can suggest to the
> programmer, "Hey, put a contract/assert here to limit the range of inputs
> and then I can prove it."
>
> for(i=0; i<x; i++) { print i } for unknown x may never halt, but:
>
> assert(x >= 0 && x < 1000)
> for(i=0; i<x; i++) { print i } will provably halt at 1000 or sooner.
>
> There are similar fixes for other classes of problems where the fixes are
> not necessarily pretty or elegant but result in answers that work well
> enough in the real world.

Hey guys, could you please throw in some GURPS? I guess it's getting off-topic.

Saluti,
Marcelo Cortimiglia

> --
> Zan Lynx
> zlynx at acm.org
>
> "Knowledge is Power.  Power Corrupts.  Study Hard.  Be Evil."
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