MatCreateLaplacian#
Create the matrix Laplacian, with all values in the matrix less than the tolerance set to zero
Synopsis#
#include <petscmat.h> 
PetscErrorCode MatCreateLaplacian(Mat A, PetscReal tol, PetscBool weighted, Mat *L)
Input Parameters#
- A - The matrix 
- tol - The zero tolerance 
- weighted - Flag for using edge weights 
Output Parameter#
- L - The graph Laplacian matrix 
See Also#
MatFilter(), MatGetGraph()
Level#
intermediate
Location#
src/mat/graphops/order/spectral.c
Index of all MatGraphOperations routines
Table of Contents for all manual pages
Index of all manual pages