quantrs2_core::quantum_counting

Struct QuantumAmplitudeEstimation

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pub struct QuantumAmplitudeEstimation {
    pub state_prep: Array2<Complex64>,
    pub oracle: Array2<Complex64>,
    pub precision_bits: usize,
}
Expand description

Quantum Amplitude Estimation

Estimates the amplitude of marked states in a superposition

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§state_prep: Array2<Complex64>

State preparation operator A

§oracle: Array2<Complex64>

Oracle that identifies good states

§precision_bits: usize

Number of precision bits

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impl QuantumAmplitudeEstimation

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pub fn new( state_prep: Array2<Complex64>, oracle: Array2<Complex64>, precision_bits: usize, ) -> Self

Create a new amplitude estimation instance

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pub fn estimate(&self) -> f64

Estimate the amplitude

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