Object.QuantumMeasurement (object v0.1.2)

Quantum measurement simulation with probabilistic outcomes and real-time correlation.

Implements the fundamental postulates of quantum mechanics:

  1. State collapse upon measurement
  2. Born rule for measurement probabilities
  3. Instantaneous correlation for entangled systems
  4. Measurement basis transformations

Summary

Functions

Calculate Bell inequality CHSH correlation for entangled pair measurements.

Measures one qubit of an entangled pair, causing instantaneous correlation. Returns {local_result, partner_result, collapsed_pair_state}

Performs X-basis (Hadamard rotated) measurement on a single qubit. Transforms |0⟩ → (|0⟩ + |1⟩)/√2, |1⟩ → (|0⟩ - |1⟩)/√2

Performs Y-basis measurement on a single qubit.

Performs Z-basis measurement on a single qubit. Returns {measurement_result, collapsed_state}

Functions

calculate_bell_correlation(measurements)

Calculate Bell inequality CHSH correlation for entangled pair measurements.

CHSH inequality: |E(a,b) - E(a,b') + E(a',b) + E(a',b')| ≤ 2 (classical) Quantum mechanics can violate this up to 2√2 ≈ 2.828 (Tsirelson bound)

measure_entangled_pair(pair, qubit_index, basis \\ :z)

Measures one qubit of an entangled pair, causing instantaneous correlation. Returns {local_result, partner_result, collapsed_pair_state}

measure_x_basis(state)

Performs X-basis (Hadamard rotated) measurement on a single qubit. Transforms |0⟩ → (|0⟩ + |1⟩)/√2, |1⟩ → (|0⟩ - |1⟩)/√2

measure_y_basis(state)

Performs Y-basis measurement on a single qubit.

measure_z_basis(state)

Performs Z-basis measurement on a single qubit. Returns {measurement_result, collapsed_state}