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Meaningness's profile
David Chapman
David Chapman
David Chapman
@Meaningness

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David Chapman

@Meaningness

Better ways of thinking, feeling, and acting—around problems of meaning and meaninglessness; self and society; ethics, purpose, and value.

meaningness.com/about-my-sites
Joined September 2010

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    1. David Chapman‏ @Meaningness 1 May 2017
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      Replying to @Meaningness @ReferentOfSelf

      I don’t think this is a good idea. Generally, this approach is harmful:https://meaningness.com/eternalism-considered-harmful …

      1 reply 0 retweets 0 likes
    2. David Chapman‏ @Meaningness 1 May 2017
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      Replying to @Meaningness @ReferentOfSelf

      But I am not sure this is what is going on with FP/Coq/constructivism/etc. Sometimes I’m tempted to do the work to form a definite opinion,

      1 reply 0 retweets 1 like
    3. David Chapman‏ @Meaningness 1 May 2017
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      Replying to @Meaningness @ReferentOfSelf

      but I figure it is so esoteric that not many people will be harmed, and also that it will probably fizzle out in a decade or so.

      1 reply 0 retweets 0 likes
    4. Referent Of Self‏ @ReferentOfSelf 1 May 2017
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      There's the Wildberger sorts who want to just throw out all the uncomputable stuff, but there is a more reasonable position where you...

      1 reply 0 retweets 0 likes
    5. Referent Of Self‏ @ReferentOfSelf 1 May 2017
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      Replying to @ReferentOfSelf @Meaningness

      realize that we don't really have an understanding what the relation between this uncomputable stuff has to reality, but that we can...

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    6. Referent Of Self‏ @ReferentOfSelf 1 May 2017
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      Replying to @ReferentOfSelf @Meaningness

      actually go and figure stuff out. On the other hand, there is the fact that restricting yourself like this actually gives you more useful...

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    7. Referent Of Self‏ @ReferentOfSelf 1 May 2017
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      Replying to @ReferentOfSelf @Meaningness

      stuff. There is less of a translation from theory to application. As for the proof verification stuff, that's all about the fact that...

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    8. Referent Of Self‏ @ReferentOfSelf 1 May 2017
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      Replying to @ReferentOfSelf @Meaningness

      proofs are getting so big and intricate that human verification is becoming unreliable. See eg. https://www.ias.edu/ideas/2014/voevodsky-origins …

      2 replies 0 retweets 0 likes
    9. Referent Of Self‏ @ReferentOfSelf 1 May 2017
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      Replying to @ReferentOfSelf @Meaningness

      There is also the idea of closing the gap between mathematics and programming, which also gets into this proof verification stuff

      1 reply 0 retweets 0 likes
    10. Referent Of Self‏ @ReferentOfSelf 1 May 2017
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      Replying to @ReferentOfSelf @Meaningness

      For me, it's not clear what a classical proof using AC actually means and it frustrates me that no one seems to be trying to understand this

      1 reply 0 retweets 0 likes
      David Chapman‏ @Meaningness 1 May 2017
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      Replying to @ReferentOfSelf

      Sorry, what is “AC” in this context?

      8:03 PM - 1 May 2017
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        2. Referent Of Self‏ @ReferentOfSelf 1 May 2017
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          Replying to @Meaningness

          axiom of choice

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        3. David Chapman‏ @Meaningness 1 May 2017
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          Oh, right. Well… lots of people tried to understand that for a long time, and didn’t get very far, so here we are :)

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