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t1_j64n039 wrote

Reply to comment by in Sending a signal faster than light is time travel? by

>In information theory, the information content, self-information, surprisal, or Shannon information is a basic quantity derived from the probability of a particular event occurring from a random variable.

That's the definition. Want me to show you where the change is a required part of it?

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t1_j64n8jo wrote

Change is not a requirement of that. Are you under the impression that "event" means "change"?

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t1_j64noee wrote

>Derive - base a concept on a logical extension or modification of (another concept).

In order to derive you must alter the original data. It must change. That is the fundamental aspect of information.

It can change. If it cannot change, it's just data. Not information.

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