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

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   Message 262,856 of 262,912   
   olcott to Mikko   
   Re: on ignoring the undecidable   
   09 Feb 26 09:36:55   
   
   XPost: comp.theory, sci.math   
   From: polcott333@gmail.com   
      
   On 2/9/2026 8:57 AM, Mikko wrote:   
   > On 07/02/2026 18:43, olcott wrote:   
   >> On 2/7/2026 10:33 AM, Richard Damon wrote:   
   >>> On 2/7/26 10:07 AM, olcott wrote:   
   >>>> On 2/7/2026 8:42 AM, Richard Damon wrote:   
   >>>>> On 2/6/26 11:04 PM, olcott wrote:   
   >>>>>> When a truth predicate is given the input:   
   >>>>>> "What time is it?"   
   >>>>>> and is required to say True or False   
   >>>>>> the only correct answer is BAD INPUT   
   >>>>>   
   >>>>> Nope, as the statement is NOT "True", thus it is false.   
   >>>>>   
   >>>>> Unless you are asserting that logic doesn't exist in the domain of   
   >>>>> the non-contray excluded middle where most logic assumes to live.   
   >>>>>   
   >>>>   
   >>>> Dead obvious Type mismatch error.   
   >>>>   
   >>>   
   >>> And "Type mismatches" are not true statements.   
   >>>   
   >>> I guess you are admitting that you system isn't "binary", but   
   >>> violates the principle of the excluded middle.   
   >>   
   >> When we extend formal systems to include formalized   
   >> natural language we often encounter expressions that   
   >> are not truth apt.   
   >>   
   >> Conventional logic and math have been paralyzed for   
   >> many decades by trying to force-fit semantically   
   >> ill-formed expressions into the box of True or False.   
   >   
   > Logic is not paralyzed. Separating semantics from inference rules   
   > ensures that semantic problems don't affect the study of proofs   
   > and provability.   
   >   
      
   Then you end up with screwy stuff such as the psychotic   
   https://en.wikipedia.org/wiki/Principle_of_explosion   
      
   --   
   Copyright 2026 Olcott

              My 28 year goal has been to make
       "true on the basis of meaning expressed in language"
       reliably computable for the entire body of knowledge.

              This required establishing a new foundation
              --- SoupGate-Win32 v1.05        * Origin: you cannot sedate... all the things you hate (1:229/2)   

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