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What does it mean "state complects value and time"?
I'm rewatching Rich Hickey great talk "Simple Made Easy"
And around min 35:40 when talking about state, mentions that State complects value and time, but I'm not sure I'm understanding this ...
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Why must essential mutable derived data have an inverse function?
I was reading the paper Out of the Tar Pit authored by Ben Moseley and Peter Marks when I came across the following section on page 25 regarding essential mutable derived data:
Essential Derived Data ...