CHSH Angle Explorer

E(θ_a,θ_b) = cos(θ_a−θ_b) for |Φ+⟩. Drag four pointers on the polar dial — find why 45° spacing is the magic configuration.
2.828
QUANTUM VIOLATION — S > 2
E(A₁,B₁) = −0.707
E(A₁,B₂) = −0.707
E(A₂,B₁) = −0.707
E(A₂,B₂) = 0.707
Angle sliders