Module sparse

Utility functions for creating sparse matrices.

Functions

diagm_csc

Creates a diagonal sparse CSC matrix with the given data placed on a specified diagonal.

diagm_csr

Creates a diagonal sparse CSR matrix with the given data placed on a specified diagonal.

diags_csc

Creates a sparse csr diagonal matrix from a list of diagonals and their offsets.

diags_csr

Creates a sparse csr diagonal matrix from a list of diagonals and their offsets.

symmetric_tridiagonal_csc

Creates a symmetric tridiagonal sparse CSC matrix from diagonal and sub-diagonal vectors.

symmetric_tridiagonal_csr

Creates a symmetric tridiagonal sparse CSR matrix from diagonal and sub-diagonal vectors.

tridiagonal_csc

Creates a tridiagonal sparse CSC matrix from diagonal, lower diagonal, and upper diagonal vectors.

tridiagonal_csr

Creates a tridiagonal sparse CSR matrix from diagonal, lower diagonal, and upper diagonal vectors.