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|    sci.logic    |    Logic -- math, philosophy & computationa    |    262,912 messages    |
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|    Message 261,511 of 262,912    |
|    olcott to Mikko    |
|    Re: A new foundation for correct reasoni    |
|    29 Nov 25 11:57:01    |
      XPost: comp.theory, sci.math, comp.ai.philosophy       From: polcott333@gmail.com              On 11/29/2025 4:20 AM, Mikko wrote:       > olcott kirjoitti 28.11.2025 klo 17.54:       >> On 11/28/2025 3:01 AM, Mikko wrote:       >>> olcott kirjoitti 27.11.2025 klo 17.43:       >>>> On 11/27/2025 2:00 AM, Mikko wrote:       >>>>> olcott kirjoitti 26.11.2025 klo 17.54:       >>>>>> On 11/26/2025 5:37 AM, Mikko wrote:       >>>>>>> olcott kirjoitti 25.11.2025 klo 16.21:       >>>>>>>> On 11/25/2025 3:40 AM, Mikko wrote:       >>>>>>>>> olcott kirjoitti 25.11.2025 klo 2.53:       >>>>>>>>>> Eliminating undecidability and mathematical incompleteness       >>>>>>>>>> merely requires discarding model theory and fully integrating       >>>>>>>>>> semantics directly into the syntax of the formal language.       >>>>>>>>>>       >>>>>>>>>> The only inference step allowed is semantic logical       >>>>>>>>>> entailment and this is performed syntactically. A formal       >>>>>>>>>> language such as Montague Grammar or CycL of the Cyc       >>>>>>>>>> project can encode the semantics of anything that can       >>>>>>>>>> be expressed in language.       >>>>>>>>>       >>>>>>>>> The resulting theory is not formal unless both the definition of       >>>>>>>>> semantics and the definition of semantic logical entailment are       >>>>>>>>> fully formal.       >>>>>>>>>       >>>>>>>>>       >>>>>>>>       >>>>>>>> https://plato.stanford.edu/entries/montague-semantics/       >>>>>>>> https://en.wikipedia.org/wiki/CycL       >>>>>>>> https://en.wikipedia.org/wiki/Ontology_(information_science)       >>>>>>>>       >>>>>>>> *This was my original inspiration*       >>>>>>>> Kurt Gödel in his 1944 Russell's mathematical logic gave the       >>>>>>>> following definition of the "theory of simple types" in a footnote:       >>>>>>>>       >>>>>>>> By the theory of simple types I mean the doctrine which says       >>>>>>>> that the objects of thought (or, in another interpretation, the       >>>>>>>> symbolic expressions) are divided into types, namely:       >>>>>>>> individuals, properties of individuals, relations between       >>>>>>>> individuals, properties of such relations, etc. (with a similar       >>>>>>>> hierarchy for extensions), and that sentences of the form: " a       >>>>>>>> has the property φ ", " b bears the relation R to c ", etc. are       >>>>>>>> meaningless, if a, b, c, R, φ are not of types fitting together.       >>>>>>>       >>>>>>> That is a constraint on the language. Note that individuals of       >>>>>>> all sorts       >>>>>>> are considered to be of the same type.       >>>>>>       >>>>>> An individual house, person, orange, piece of pie,       >>>>>> is not a group of houses, people, oranges, pieces of pie.       >>>>>       >>>>> In the type system Gödel called minimal all of those would be       >>>>> individuals and therefore of the same type.       >>>       >>>> Then Gödel would be wrong.       >>>       >>> No, what he said was perfectly true about what the words meant       >>> at the time. Your preferences may differ but there is no right       >>> or wrong in matters of taste.       >>       >> There is a correct mapping of finite strings       >> to the semantic meaning that they specify.       >       > Yes, amd accoprding to that mapping what Gödel said is true.       >              % This sentence cannot be proven in F       ?- G = not(provable(F, G)).       G = not(provable(F, G)).       ?- unify_with_occurs_check(G, not(provable(F, G))).       false.              ...We are therefore confronted with a proposition which asserts its own       unprovability. 15 … (Gödel 1931:40-41)              That thereby makes itself 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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