Struct LogicalProblem

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pub struct LogicalProblem {
    pub linear: Vec<f64>,
    pub quadratic: HashMap<(usize, usize), f64>,
    pub offset: f64,
}

Expand description

Represents a logical problem (QUBO or Ising)

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§linear: Vec<f64>

Linear coefficients (h_i in Ising, diagonal in QUBO)

§quadratic: HashMap<(usize, usize), f64>

Quadratic coefficients as adjacency list

§offset: f64

Constant offset

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impl LogicalProblem

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pub fn new(num_vars: usize) -> Self

Create a new logical problem

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pub fn calculate_energy(&self, spins: &[i8]) -> f64

Calculate energy for a given spin configuration

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pub fn from_qubo(qubo_matrix: &[Vec<f64>], offset: f64) -> IsingResult<Self>

Convert from QUBO to Ising representation

Trait Implementations§

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impl Clone for LogicalProblem

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fn clone(&self) -> LogicalProblem

Returns a duplicate of the value. Read more

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

Performs copy-assignment from source. Read more

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impl Debug for LogicalProblem

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl UnwindSafe for LogicalProblem

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dest. Read more

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impl<T> DynClone for T
where T: Clone,

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fn __clone_box(&self, _: Private) -> *mut ()

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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> IntoEither for T

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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 more

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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

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 more

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