Linear algebraic APIs

Missing docstring for adjacency_matrix. Check Documenter's build log for details.

Missing docstring for degrees. Check Documenter's build log for details.

Missing docstring for degree_matrix. Check Documenter's build log for details.

Missing docstring for inv_sqrt_degree_matrix. Check Documenter's build log for details.

Missing docstring for laplacian_matrix. Check Documenter's build log for details.

Missing docstring for laplacian_matrix!. Check Documenter's build log for details.

Missing docstring for normalized_laplacian. Check Documenter's build log for details.

Missing docstring for normalized_laplacian!. Check Documenter's build log for details.

Missing docstring for scaled_laplacian. Check Documenter's build log for details.

Missing docstring for scaled_laplacian!. Check Documenter's build log for details.