pub struct QAOACostFunction {
pub cost_hamiltonian: SymbolicHamiltonian,
pub mixer_hamiltonian: SymbolicHamiltonian,
pub p_layers: usize,
}Expand description
Quantum circuit cost function for QAOA
Fields§
§cost_hamiltonian: SymbolicHamiltonianCost Hamiltonian
mixer_hamiltonian: SymbolicHamiltonianMixer Hamiltonian
p_layers: usizeNumber of QAOA layers
Implementations§
Source§impl QAOACostFunction
impl QAOACostFunction
Sourcepub fn new(
cost_hamiltonian: SymbolicHamiltonian,
mixer_hamiltonian: SymbolicHamiltonian,
p_layers: usize,
) -> Self
pub fn new( cost_hamiltonian: SymbolicHamiltonian, mixer_hamiltonian: SymbolicHamiltonian, p_layers: usize, ) -> Self
Create a new QAOA cost function
Trait Implementations§
Source§impl Clone for QAOACostFunction
impl Clone for QAOACostFunction
Source§fn clone(&self) -> QAOACostFunction
fn clone(&self) -> QAOACostFunction
Returns a duplicate of the value. Read more
1.0.0 · Source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source. Read moreSource§impl Debug for QAOACostFunction
impl Debug for QAOACostFunction
Source§impl SymbolicObjective for QAOACostFunction
impl SymbolicObjective for QAOACostFunction
Source§fn evaluate(&self, parameters: &HashMap<String, f64>) -> QuantRS2Result<f64>
fn evaluate(&self, parameters: &HashMap<String, f64>) -> QuantRS2Result<f64>
Evaluate the objective function
Source§fn gradients(
&self,
parameters: &HashMap<String, f64>,
) -> QuantRS2Result<HashMap<String, f64>>
fn gradients( &self, parameters: &HashMap<String, f64>, ) -> QuantRS2Result<HashMap<String, f64>>
Compute gradients (analytical if available, numerical otherwise)
Source§fn parameter_names(&self) -> Vec<String>
fn parameter_names(&self) -> Vec<String>
Get parameter names
Auto Trait Implementations§
impl Freeze for QAOACostFunction
impl RefUnwindSafe for QAOACostFunction
impl Send for QAOACostFunction
impl Sync for QAOACostFunction
impl Unpin for QAOACostFunction
impl UnwindSafe for QAOACostFunction
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Source§impl<T> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self>
fn into_either(self, into_left: bool) -> Either<Self, Self>
Converts
self into a Left variant of Either<Self, Self>
if into_left is true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
Converts
self into a Left variant of Either<Self, Self>
if into_left(&self) returns true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read moreSource§impl<T> Pointable for T
impl<T> Pointable for T
Source§impl<SS, SP> SupersetOf<SS> for SPwhere
SS: SubsetOf<SP>,
impl<SS, SP> SupersetOf<SS> for SPwhere
SS: SubsetOf<SP>,
Source§fn to_subset(&self) -> Option<SS>
fn to_subset(&self) -> Option<SS>
The inverse inclusion map: attempts to construct
self from the equivalent element of its
superset. Read moreSource§fn is_in_subset(&self) -> bool
fn is_in_subset(&self) -> bool
Checks if
self is actually part of its subset T (and can be converted to it).Source§fn to_subset_unchecked(&self) -> SS
fn to_subset_unchecked(&self) -> SS
Use with care! Same as
self.to_subset but without any property checks. Always succeeds.Source§fn from_subset(element: &SS) -> SP
fn from_subset(element: &SS) -> SP
The inclusion map: converts
self to the equivalent element of its superset.