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Is life a form of computation?

(thereader.mitpress.mit.edu)
222 points redeemed | 1 comments | | HN request time: 0.208s | source
1. spragl ◴[] No.45357254[source]
I think the article is a bit out of focus, but its premise reminded me about the discussions that we students had at the university many years ago. It was a popular view that the universe is a big all-encompassing computer, and everyhting happening in it is part of its computation. Not just life, but really everything. The big question was, is this computer a Turing machine? Not necessarily in the sense of a state machine and an infinite tape, but in the sense of its computational power. These days the question would be whether it is a quantum Turing machine, I guess.