Module sparse 

Sparse array operations

Functions

densify_threshold

Convert sparse to dense if density exceeds threshold

safe_sparse_dot

Sparse-dense dot product with bounds checking

safe_sparse_dot_f32

Specialized f32 sparse-dense dot product

safe_sparse_dot_f64

Specialized f64 sparse-dense dot product

sparse_add

Sparse matrix addition

sparse_diag

Create sparse diagonal matrix

sparse_transpose

Sparse matrix transpose (CSR format)