order_maybe_unsorted

faer::sparse::linalg::amd

Function order_maybe_unsorted 

Source 
pub fn order_maybe_unsorted<I: Index>(
    perm: &mut [I],
    perm_inv: &mut [I],
    A: SymbolicSparseColMatRef<'_, I>,
    control: Control,
    stack: &mut MemStack,
) -> Result<FlopCount, FaerError>
Expand description

computes the approximate minimum degree ordering for reducing the fill-in during the sparse cholesky factorization of a matrix with the sparsity pattern of $A + A^\top$

ยงnote

allows unsorted matrices