Information density

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    The Brillouin equation for information processing, stating the entropic cost of erasing bits. The paper is "Galactic Gradients, Postbiological Evolution and the Apparent Failure of SETI" by Circovic and Bradbury,

    I took the photo when I was not paying attention during a lecture. Not paying attention = no thermodynamic costs. Taking this photo could also in principle have been non-entropic; the real cost occured when I erased the picture on the camera chip after transferring it to the computer.

    1. ovidiusoft 50 months ago | reply

      I used this photo here:

      Credit given at the end of the post(s). Thanks a lot and keep up the good work!


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