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

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   Message 261,412 of 262,912   
   olcott to Mikko   
   Re: Rejecting expressions of formal lang   
   28 Nov 25 09:21:03   
   
   XPost: comp.theory   
   From: polcott333@gmail.com   
      
   On 11/28/2025 2:40 AM, Mikko wrote:   
   > olcott kirjoitti 27.11.2025 klo 17.48:   
   >> On 11/27/2025 2:17 AM, Mikko wrote:   
   >>> olcott kirjoitti 26.11.2025 klo 17.20:   
   >>>> On 11/26/2025 4:17 AM, Mikko wrote:   
   >>>>> olcott kirjoitti 14.11.2025 klo 16.49:   
   >>>>>> On 11/14/2025 3:09 AM, Mikko wrote:   
   >>>>>>> On 2025-11-14 00:56:17 +0000, Tristan Wibberley said:   
   >>>>>>>   
   >>>>>>>> On 13/11/2025 09:05, Mikko wrote:   
   >>>>>>>>> On 2025-11-12 14:45:34 +0000, olcott said:   
   >>>>>>>>>   
   >>>>>>>>>> ... formalized in Minimal   
   >>>>>>>>>> Type Theory as LP := ~True(LP).   
   >>>>>>>>>> (where A := B means A is defined as B).   
   >>>>>>>>>>   
   >>>>>>>>>> https://philpapers.org/rec/OLCREO   
   >>>>>>>>>>   
   >>>>>>>>>> Can someone review my actual reasoning   
   >>>>>>>>>> elaborated in the paper?   
   >>>>>>>>>   
   >>>>>>>>> If you want to use the term "formal language" you must prove that   
   >>>>>>>>> there is a Turing machine that can determine whether a string is a   
   >>>>>>>>> valid sentence of your language. If no such Turing machine exists   
   >>>>>>>>> you have no justifiction for the use of the word "formal".   
   >>>>>>>>   
   >>>>>>>> It looks, at a glance, like his system has no theorems with   
   >>>>>>>> loops in   
   >>>>>>>> them. The system is "safe" and very small.   
   >>>>>>>   
   >>>>>>> It does not look small. It seems to have very many postulates,   
   >>>>>>> perhaps   
   >>>>>>> infinitely many. The intent is that it be complete so it probably is   
   >>>>>>> only paraconsistent or perhaps even inconsistent.   
   >>>>>>>   
   >>>>>>   
   >>>>>> My system rejects expressions of language that cannot   
   >>>>>> possibly be resolved to a truth value because they have   
   >>>>>> pathological self-reference(Olcott 2004)   
   >>>>>>   
   >>>>>> G ↔ ¬Prov(⌜G⌝)   
   >>>>>   
   >>>>> That can be evaluated ir sufficient defitions are given. In   
   >>>>> particular,   
   >>>>   
   >>>> Directed Graph of evaluation sequence   
   >>>> 00 ↔               01 02   
   >>>> 01 G   
   >>>> 02 ¬               03   
   >>>> 03 Prov            04   
   >>>> 04 Gödel_Number_of 01  // cycle   
   >>>>   
   >>>> ?- G = not(provable(F, G)).   
   >>>> G = not(provable(F, G)).   
   >>>> ?- unify_with_occurs_check(G, not(provable(F, G))).   
   >>>> false.   
   >>>>   
   >>>> You do not understand the deep meaning of   
   >>>> unify_with_occurs_check()   
   >>>   
   >>> That you need to lie about other people indicates that you are not sure   
   >>> whether what you say is true but you want anyway that others believe it.   
   >>>   
   >>> Of course I do understand the meaning of unify_with_occurs_check/2. It   
   >>   
   >>   
   >> That is not what I said. I said the deep meaning   
   >   
   > There is no deep meaning that is not a part of the meaning.   
   >   
      
   That the directly graph of the evaluation sequence   
   of a formal expression contains a cycle   
      
   LP := ~True(LP)   
   that expands to ~True(~True(~True(~True(~True(~True(...))))))   
   means that it is semantically unsound.   
      
      
   --   
   Copyright 2025 Olcott   
      
   My 28 year goal has been to make   
   "true on the basis of meaning" computable.   
      
   This required establishing a new foundation   
   for correct reasoning.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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