Update documentation on bell_inequality.py example #3281
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Thanks for opening this @SamarthVadia , I'll review it tomorrow. |
vtomole
requested changes
Aug 31, 2020
examples/bell_inequality.py
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| Alice and Bob starts with a shared Bell-pair entangled state. The | ||
| random input x and y is provided by referee for Alice and Bob. The | ||
| success probability of satisfying the above condition will be | ||
| cos(theta/2)^2 if Alice and Bob measures their entangled qubit in |
examples/bell_inequality.py
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| Bell's theorem or inequality proves that entanglement based | ||
| observations can't be reproduced with any local realist theory [1]. | ||
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| This example shows Bell inequality in form of CHSH game where two |
examples/bell_inequality.py
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| In the classical deterministic case, the highest probability | ||
| achievable is 75%. While with quantum correlations, it can | ||
| achieve higher success probability. In the quantum case, two players | ||
| Alice and Bob starts with a shared Bell-pair entangled state. The |
examples/bell_inequality.py
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| random input x and y is provided by referee for Alice and Bob. The | ||
| success probability of satisfying the above condition will be | ||
| cos(theta/2)^2 if Alice and Bob measures their entangled qubit in | ||
| measurement basis v and w where angle between v and w is theta. |
examples/bell_inequality.py
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| Therefore, maximum success probability is cos(pi/8)^2 ~ 85.3% | ||
| when theta = pi/4. | ||
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| In the usual implementation [2], Alice and Bob shares the Bell state |
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@vtomole Thanks for the quick feedback, changes are done! |
vtomole
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Sep 3, 2020
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