Struct ProjectiveMeasurement

pub struct ProjectiveMeasurement {
    pub qubits: Vec<QubitId>,
    pub outcome: Option<usize>,
}

Projective measurement in the computational basis

Fields

qubits: Vec<QubitId>

Qubits to measure

outcome: Option<usize>

Optional specific outcome to project onto

Implementations

impl ProjectiveMeasurement

pub fn new(qubits: Vec<QubitId>) -> Self

Create a new projective measurement

pub fn with_outcome(qubits: Vec<QubitId>, outcome: usize) -> Self

Create a measurement that projects onto a specific outcome

pub fn get_probabilities( &self, state: &ArrayView1<'_, Complex64>, ) -> QuantRS2Result<Vec<f64>>

Calculate measurement probabilities

Trait Implementations

impl Clone for ProjectiveMeasurement

fn clone(&self) -> ProjectiveMeasurement

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for ProjectiveMeasurement

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl QuantumOperation for ProjectiveMeasurement

fn apply_to_state( &self, state: &ArrayView1<'_, Complex64>, ) -> QuantRS2Result<OperationResult>

Apply the operation to a state vector

fn apply_to_density_matrix( &self, rho: &ArrayView2<'_, Complex64>, ) -> QuantRS2Result<Array2<Complex64>>

Apply the operation to a density matrix

fn qubits(&self) -> Vec<QubitId>

Get the qubits this operation acts on

fn is_deterministic(&self) -> bool

Check if the operation is deterministic