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michael_nielsen's profile
michael_nielsen
michael_nielsen
michael_nielsen
@michael_nielsen

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michael_nielsen

@michael_nielsen

Searching for the numinous. Co-purveyor of https://quantum.country/ 

San Francisco, CA
michaelnielsen.org
Joined July 2008

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    1. John Preskill‏ @preskill 28 Dec 2016
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      Okay, having seen Arrival, I read Ted Chiang's "Story of Your Life," on which it's based. Good story, and I get why the physicist is there.

      2 replies 1 retweet 30 likes
    2. John Preskill‏ @preskill 28 Dec 2016
      • Report Tweet
      Replying to @preskill

      The physicist realizes that the principle of least time (or action) is intuitive to heptapods. They experience time globally, not locally.

      2 replies 5 retweets 21 likes
    3. michael_nielsen‏ @michael_nielsen 28 Dec 2016
      • Report Tweet
      Replying to @preskill

      When I read the story, I wondered how they could possibly convey that crucial point in the movie. And, of course, they didn't...

      1 reply 1 retweet 5 likes
    4. michael_nielsen‏ @michael_nielsen 28 Dec 2016
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      Replying to @michael_nielsen @preskill

      What I most enjoyed about the story was realizing that I couldn't convincingly disprove the premise (a conscious global view

      1 reply 0 retweets 3 likes
    5. michael_nielsen‏ @michael_nielsen 28 Dec 2016
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      Replying to @michael_nielsen @preskill

      of time). Of course, Chiang's mechanism is very vague, but the broad possibility seems hard to rule out to me. A variant of the

      1 reply 0 retweets 2 likes
      michael_nielsen‏ @michael_nielsen 28 Dec 2016
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      Replying to @michael_nielsen @preskill

      arrow of time problem.

      7:03 PM - 28 Dec 2016
      • 2 Likes
      • Adam Jermyn John Preskill
      0 replies 0 retweets 2 likes

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