Forums before death by AOL, social media and spammers... "We can't have nice things"
|    sci.logic    |    Logic -- math, philosophy & computationa    |    262,912 messages    |
[   << oldest   |   < older   |   list   |   newer >   |   newest >>   ]
|    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)    |
[   << oldest   |   < older   |   list   |   newer >   |   newest >>   ]
(c) 1994, bbs@darkrealms.ca