I’m pulling the “twitter is a microblog” rule even though twitter is pretty mega now, hope that’s ok.

  • yeahiknow3@lemmy.dbzer0.com
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    2 months ago

    The simplest way to understand this problem is as follows.

    1. Analog computation is not digitally reducible. (Brains are analog computers.)

    2. Turing’s infamous Halting Problem.

    I can write more about this and point you to more technical discussions if you want.

    • SkaveRat@discuss.tchncs.de
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      2 months ago

      I really don’t see what either gödels or turnings theorems have to do with it

      All they (basically) tell you is that you can’t tell if a computation will guarantee to halt , and that you can’t proof everything with math

      It’s not excluding consciousness on a digital basis. Unless you already prerequisite some special property of consciousness to begin with

      • yeahiknow3@lemmy.dbzer0.com
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        2 months ago

        You’re misunderstanding the implications of both the halting problem and Gödel’s first incompleteness theorem.

        What Turing and Gödel independently proved is that a human observer can (theoretically) always have insights about mathematics and programming that are incomputable. That is, you cannot program or axiomatize or formalize or digitize everything that a mind can do. Period.

        Analog computers are sufficiently different from digital systems to potentially emulate brain activity. But digital (discrete) methods are probably too constrained.

        • SkaveRat@discuss.tchncs.de
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          2 months ago

          What Turing and Gödel independently proved is that a human observer can (theoretically) always have insights about mathematics and programming that are incomputable. That is, you cannot program or axiomatize or formalize or digitize everything that a mind can do. Period.

          that is not what either of them proved. like… at all

          • yeahiknow3@lemmy.dbzer0.com
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            2 months ago

            I study this stuff. You will find what I said in any philosophy of mathematics textbook dealing with the subject. In fact, I am paraphrasing the Oxford logician Joel David Hamkins.

            You’re welcome to also read Shapiro’s famous paper for a rephrasing. These results have been well understood for half a century, although because the implications are ultimately metaphysical and not mathematical, we can’t be sure of the wider consequences, if any.

            • SkaveRat@discuss.tchncs.de
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              2 months ago

              ah, now we’re getting somewhere.

              Going through some of the related paper abstracts, including speculative comments by Gödel: this is pure philosophy. Nothing that is set in stone. Which now points me back to my initial statement, where we can discuss all we want, but in the end it’s philosophy. Not “hard” (“provable”) science

              • yeahiknow3@lemmy.dbzer0.com
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                2 months ago

                Here is what we know for sure:

                There can be no enumerable list of axioms for the true statements of mathematics. No computational procedure could exist to determine whether propositions are valid, provable, or even equivalent. And no matter how you formulate the number-theoretic axioms, a mathematician would always have insights (for instance, about whether a Diophantine equation has a solution) that were both clearly “true” and obviously unprovable. This holds true for all digital systems.

                Here is what we don’t know for sure:

                Anything else.

                Your distinction between science and philosophy is incorrect. Science is inductive and abductive. It doesn’t “prove” things. It’s not deductive. Mathematics and philosophy can “prove” things.