opensrdk-linear-algebra 0.8.5

Standard linear algebra library using blas and lapack for OpenSRDK toolchain.
Documentation 
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use super::SparseMatrix;
use crate::number::Number;
use std::ops::Index;
use std::ops::IndexMut;

impl<T> Index<(usize, usize)> for SparseMatrix<T>
where
  T: Number,
{
  type Output = T;

  fn index(&self, index: (usize, usize)) -> &Self::Output {
    self.elems.get(&index).unwrap_or(&self.default)
  }
}

impl<T> IndexMut<(usize, usize)> for SparseMatrix<T>
where
  T: Number,
{
  fn index_mut(&mut self, index: (usize, usize)) -> &mut Self::Output {
    self.elems.entry(index).or_default()
  }
}