sprs 0.7.1

A sparse matrix library
Documentation 
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///! Sparse linear algebra
///!
///! This module contains solvers for sparse linear systems. Currently
///! there are solver for sparse triangular systems and symmetric systems.
use num_traits::Num;
use std::iter::IntoIterator;

pub mod etree;
pub mod trisolve;

/// Diagonal solve
pub fn diag_solve<'a, N, I1, I2>(diag: I1, x: I2)
where
    N: 'a + Copy + Num,
    I1: IntoIterator<Item = &'a N>,
    I2: IntoIterator<Item = &'a mut N>,
{
    for (xv, dv) in x.into_iter().zip(diag.into_iter()) {
        *xv = *xv / *dv;
    }
}