Re: Godel proved maths inconsistent not incompleteness theorem



On 2008-03-28, in sci.logic, Charlie-Boo wrote:
I can think of a couple of approaches to formalizing Godel's 2nd
Incompleteness Theorem (in PA), and will see if they apply to Q.

The usual proofs of the second incompleteness theorems are of no use
in showing that "Robinson arithmetic is consistent" is not provable in
Robinson arithmetic.

--
Aatu Koskensilta (aatu.koskensilta@xxxxxxxxx)

"Wovon man nicht sprechen kann, daruber muss man schweigen"
- Ludwig Wittgenstein, Tractatus Logico-Philosophicus
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