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   sci.logic      Logic -- math, philosophy & computationa      262,912 messages   

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   Message 262,698 of 262,912   
   Mikko to olcott   
   Re: The Halting Problem asks for too muc   
   24 Jan 26 10:23:57   
   
   XPost: sci.math, comp.theory, comp.ai.philosophy   
   From: mikko.levanto@iki.fi   
      
   On 22/01/2026 18:47, olcott wrote:   
   > On 1/22/2026 2:21 AM, Mikko wrote:   
      
   >> Anyway, what can be provven that way is true aboout PA. You can deny   
   >> the proof but you cannot perform what is meta-provably impossible.   
      
   > The meta-proof does not exist in the axioms of PA   
   > and that is the reason why an external truth in   
   > an external model cannot be proved internally in PA.   
   > All of these years it was only a mere conflation   
   > error.   
      
   It is perfectly clear which is which. But every proof in PA is also   
   a proof in Gödel's metatheory.   
      
   --   
   Mikko   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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