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truth_machine

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Joined
Sun, Sep 19, 2021, 7:44 PM UTC
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About truth_machine

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Recent public activity

  1. comment
    Comment #28608482

    If you have written such an article and it is sound, I would imagine that I would hear it all during your Alan Turing award lecture :) But you can just post it in the comment here,…

  2. comment
    Comment #28608427

    > disagree with your stated claim on (6) which is that there is no accepting state for (M) after an arbitrary move in (5). No, this is not what I claim. I claim that if after the s…

  3. comment
    Comment #28597432

    What is "bitcoin system"?

  4. comment
    Comment #28597403

    > You're conflating (intentionally?) Bitcoin the system vs Bitcoin Script What is "Bitcoin the system"? What are the parts of this system? You are saying this in a way that implies…

  5. comment
    Comment #28596285

    I can not agree with the claim that Bitcoin's Script Interpreter is 2PDA as it is defined in Hopcroft et al. Definition of the 2PDA as given by Hopcroft relies on the notion of loo…

  6. comment
    Comment #28596064

    Sorry, but the (max) board size is not known in advance. Board grows as the Turing machine simulator is running. > What you can then do instead is, for example, to update the first…

  7. comment
    Comment #28589049

    I have nothing to do with nullc. I'd rather avoid personal attacks if it is OK with you. > it can represent a single iteration of a larger program which is the point not being ackn…

  8. comment
    Comment #28588107

    > This is just plain wrong and not at all what this article is about. In the article, a script is developed that enforces state transfer by the specified transition table, i.e. onl…

  9. comment
    Comment #28588044

    It seems to me that we actually agree on the main points. I do agree with you that single contract transaction is not turing-complete. I also agree that turing-complete element hap…

  10. comment
    Comment #28587609

    I am very familiar with Bitcoin script, and it was rather easy to confirm that BSV is using the same set of opcodes, and sCrypt compiles to bitcoin script, with obvious conclusions…

  11. comment
    Comment #28587497

    Well, in Etherium, provided that sufficient amount of gas is paid for, I could have a contract that implements several (many?) iterations of the Turing machine - or any other compu…

  12. comment
    Comment #28587433

    If you go over older posts on that medium blog, it seems to be a pattern with that particular author. He also has Conway's Game of Life implementation for 7x7 board, Rule 110 imple…

  13. comment
    Comment #28587372

    Interesting to note that since sCrypt's "loop" construct simply unrolls the loop the constant number of times, proposed implementation will grow in size proportionally to the numbe…

  14. comment
    Comment #28587273

    So it looks like a better title would have been "saving the state of the turing machine on the bitcoin blockchain", as the claim of Turing completeness[1] seems disingenious - bitc…