pub struct IsingProblem {
pub num_spins: usize,
pub h_fields: Array1<f64>,
pub j_couplings: Array2<f64>,
pub offset: f64,
}
Expand description
Ising model problem representation
Fields§
§num_spins: usize
Number of spins
h_fields: Array1<f64>
Local magnetic fields (h_i)
j_couplings: Array2<f64>
Coupling matrix (J_ij)
offset: f64
Constant offset
Implementations§
Source§impl IsingProblem
impl IsingProblem
Sourcepub fn new(
h_fields: Array1<f64>,
j_couplings: Array2<f64>,
) -> QuantRS2Result<Self>
pub fn new( h_fields: Array1<f64>, j_couplings: Array2<f64>, ) -> QuantRS2Result<Self>
Create a new Ising problem
Sourcepub fn evaluate(&self, spins: &[i8]) -> QuantRS2Result<f64>
pub fn evaluate(&self, spins: &[i8]) -> QuantRS2Result<f64>
Evaluate the Ising energy for a spin configuration
Sourcepub fn hamiltonian(&self) -> Array2<Complex64>
pub fn hamiltonian(&self) -> Array2<Complex64>
Generate problem Hamiltonian as a matrix
Trait Implementations§
Source§impl Clone for IsingProblem
impl Clone for IsingProblem
Source§fn clone(&self) -> IsingProblem
fn clone(&self) -> IsingProblem
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 moreAuto Trait Implementations§
impl Freeze for IsingProblem
impl RefUnwindSafe for IsingProblem
impl Send for IsingProblem
impl Sync for IsingProblem
impl Unpin for IsingProblem
impl UnwindSafe for IsingProblem
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.