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

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   Message 262,853 of 262,912   
   Mikko to olcott   
   Re: on ignoring the undecidable   
   09 Feb 26 16:57:23   
   
   XPost: comp.theory, sci.math   
   From: mikko.levanto@iki.fi   
      
   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.   
      
   --   
   Mikko   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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