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|    comp.ai.philosophy    |    Perhaps we should ask SkyNet about this    |    59,235 messages    |
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|    Message 59,145 of 59,235    |
|    Richard Damon to olcott    |
|    =?UTF-8?Q?Re=3A_G=C3=B6del=27s_G_has_nev    |
|    21 Jan 26 07:35:58    |
      XPost: sci.logic, sci.math, comp.theory       From: news.x.richarddamon@xoxy.net              On 1/20/26 11:54 PM, olcott wrote:       > On 1/20/2026 10:04 PM, Richard Damon wrote:       >> On 1/20/26 4:23 PM, olcott wrote:       >>> On 1/19/2026 11:29 PM, Richard Damon wrote:       >>>>> My system is not supposed to decide in advance whether       >>>>> Goldbach is well‑founded. A formula becomes a truth‑bearer       >>>>> only when PA can classify it in finitely many steps.       >>>>> Goldbach may or may not be classifiable; that’s an open       >>>>> computational fact, not a semantic requirement. This has       >>>>> no effect on Gödel, because Gödel’s sentence is structurally       >>>>> non‑truth‑bearing, not merely unclassified.       >>>>       >>>> Which shows that you don't understand what logic systems are.       >>>>       >>>> The don't "Decide" on truths, they DETERMINE what is true.       >>>>       >>>> Your problem is that either there is, or there isn't a finite length       >>>> proof of the statement.       >>>>       >>>> Semantics can't change in a formal system, or they aren't really       >>>> semantics.       >>>>       >>>> Your problem is you don't understand Godel statement, as it *IS*       >>>> truth bearing as it is a simple statement with no middle ground,       >>>> does a number exist that satisfies a given relationship. Either       >>>> there is, or there isn't. No other possiblity.       >>>>       >>>> You confuse yourself by forgetting that words have actual meaning,       >>>> and that meaning can depend on using the right context.       >>>>       >>>> Godel's G is a statement in the system PA.       >>>>       >>>> It is a statement about the non-existance of a natural number that       >>>> satisfies a particular computable realtionship.       >>>>       >>>> It is a statement defined purely by mathematics and thus doesn't       >>>> "depend" on other meaning.       >>>>       >>>> It is a mathematical FACT, that for this relationship, no matter       >>>> what natural number we test, none will satisfy it, so its       >>>> assertation that no number satisfies it makes it true.       >>>       >>> PA augmented with its own True(PA,x) and False(PA,x)       >>> is a decider for Domain of every expression grounded       >>> in the axioms of PA.       >>       >> No, it becomes inconsistant.       >>       >>>       >>> A system at a higher level of inference than PA can       >>> reject any expressions that define a cycle in the       >>> directed graph of the evaluation sequence of PA       >>> expressions. Then PA could test back chained inference       >>> from expression x and ~x to the axioms of PA.       >>>       >>       >> But there is no "cycle" in the statement of G. It is PURELY a       >> statement of the non-existance of a number that satisfies a purely       >> mathematic relationship (which has no meaning by itself in PA).       >>       >       > Even the relationship cannot exist |
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