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2 votes
4 answers
1k views

Understanding superdeterminism

I was reading about superdeterminism and it was a bit counter-intuitive. The idea of having a hidden variable on the measurement device is very rational. For example, if we emit light to a constrained ...
user123456789's user avatar
0 votes
1 answer
276 views

Is a super-deterministic universe local or nonlocal? [closed]

Bell predicted predetermined (nonlocal) choice as the criteria for a super-deterministic universe. ...our belief that we are free to choose to do one experiment rather than another, absolutely ...
Manuel Morales's user avatar
2 votes
1 answer
133 views

Distinguish Definitions: Realism Scientific, Realism, and realistic

I was readying about study about bell's theorem, where I had the question about some definitions. Here's some of my summaries: Scientific Realism: (https://en.wikipedia.org/wiki/Scientific_realism#...
J C's user avatar
  • 1,048
1 vote
1 answer
493 views

How is no-conspiracy theory compatible with determinism? [closed]

Bell's theorem states that any physical theory that incorporates local realism and the no-conspiracy assumption cannot reproduce all the predictions of quantum mechanical theory. Hence, we cannot ...
Bonj's user avatar
  • 141
-1 votes
3 answers
669 views

Shouldn't local realism imply the superdeterminism?

I see that Bell has ruled out Einstein's local realism but not supredeterminism. I see that Bell has confessed that superdeterminism kills his inequality. You cannot apply Bell's inequality if ...
Valentin Tihomirov's user avatar
1 vote
2 answers
340 views

Question on the logical structure of the EPR argument and Bell's inequalities

Recently I have read a lot online about the EPR argument and Bell's inequalities and its implications. When comparing what people write there online with the actual research articles of Einstein and ...
user56678's user avatar
33 votes
4 answers
3k views

What combinations of realism, non-locality, and contextuality are ruled out in quantum theory?

Bell's inequality theorem, along with experimental evidence, shows that we cannot have both realism and locality. While I don't fully understand it, Leggett's inequality takes this a step further and ...
John's user avatar
  • 2,125