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CscMatrix

tang_sparse

Struct CscMatrix 

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pub struct CscMatrix<S> {
    pub nrows: usize,
    pub ncols: usize,
    pub col_ptrs: Vec<usize>,
    pub row_indices: Vec<usize>,
    pub values: Vec<S>,
}
Expand description

Compressed Sparse Column matrix.

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§nrows: usize§ncols: usize§col_ptrs: Vec<usize>§row_indices: Vec<usize>§values: Vec<S>

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impl<S: Scalar> CscMatrix<S>

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pub fn nnz(&self) -> usize

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pub fn spmv(&self, x: &DVec<S>) -> DVec<S>

Sparse matrix-vector product: y = A * x

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pub fn get(&self, row: usize, col: usize) -> S

Get element (i, j).

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pub fn from_csr(csr: &CsrMatrix<S>) -> Self

Convert from CSR.

Auto Trait Implementations§

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impl<S> Freeze for CscMatrix<S>

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impl<S> RefUnwindSafe for CscMatrix<S>
where S: RefUnwindSafe,

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impl<S> Send for CscMatrix<S>
where S: Send,

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impl<S> Sync for CscMatrix<S>
where S: Sync,

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impl<S> Unpin for CscMatrix<S>
where S: Unpin,

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impl<S> UnsafeUnpin for CscMatrix<S>

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impl<S> UnwindSafe for CscMatrix<S>
where S: UnwindSafe,

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> 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<U> 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, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.