Struct QAOACircuit

pub struct QAOACircuit { /* private fields */ }

QAOA circuit builder

Implementations

impl QAOACircuit

pub fn new( num_qubits: usize, cost_hamiltonian: CostHamiltonian, mixer_hamiltonian: MixerHamiltonian, params: QAOAParams, ) -> Self

Create a new QAOA circuit

pub fn prepare_initial_state(&self, state: &mut [Complex64])

Apply the initial state preparation (usually |+>^n)

pub fn apply_cost_evolution(&self, state: &mut [Complex64], gamma: f64)

Apply the cost Hamiltonian evolution exp(-i γ H_C)

pub fn apply_mixer_evolution(&self, state: &mut [Complex64], beta: f64)

Apply the mixer Hamiltonian evolution exp(-i β H_B)

pub fn execute(&self, state: &mut [Complex64])

Run the full QAOA circuit

pub fn compute_expectation(&self, state: &[Complex64]) -> f64

Compute the expectation value of the cost Hamiltonian

pub fn get_solution(&self, state: &[Complex64]) -> Vec<bool>

Get the most probable bitstring from the final state

Trait Implementations

impl Clone for QAOACircuit

fn clone(&self) -> QAOACircuit

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for QAOACircuit

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

Formats the value using the given formatter.