Assignment Versus Equality
Marko Rauhamaa
marko at pacujo.net
Thu Jun 30 02:22:02 EDT 2016
Gregory Ewing <greg.ewing at canterbury.ac.nz>:
> All your experiment shows is that the last information we had about
> the magnet is that it was nearly stationary just above the horizon.
>
> It doesn't prove that the probe itself is frozen, any more than the
> fact that a photograph you took of something last month doesn't move
> proves that the object you photographed is stuck in the state it was
> in a month ago.
Interaction defines scientific reality. Things that don't interact don't
exist.
Call it cosmic duck-typing: you are what you appear to be.
Marko
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