extendr_api::prelude::sparse::linalg::qr::supernodal

Function factorize_supernodal_symbolic_qr

pub fn factorize_supernodal_symbolic_qr<I>(
    A: SymbolicSparseColMatRef<'_, I>,
    col_perm: Option<PermRef<'_, I>>,
    min_col: Vec<I>,
    etree: EliminationTreeRef<'_, I>,
    col_counts: &[I],
    stack: PodStack<'_>,
    params: SymbolicSupernodalParams<'_>,
) -> Result<SymbolicSupernodalQr<I>, FaerError>
where
    I: Index,
Expand description

Computes the symbolic QR factorization of a matrix $A$, given a fill-reducing column permutation, and the outputs of the pre-factorization steps.