amg_mkb/lad_petsc/ns_supg/MatrixUtil.hpp File Reference

#include <petscksp.h>

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Functions
Mat	create_exact_schur_complement (Mat *schur_complement, Mat Avp, Mat Avv, Mat Apv, Mat App)
Mat	create_velocity_exact_inverse (Mat *velocity_inverse, Mat Avv, Vec bvp)
Mat	create_velocity_ilu_inverse (KSP *preonly_solver, Mat Avv)
Mat	create_velocity_mass_inverse (Mat Vmm, Vec bvp)
void	draw_matrix (Mat mat, double threshold)
Mat	restrict_matrix (Mat mat, double threshold)
void	print_sym_difference (Mat mat)
void	print_positive_to_negative (Mat mat)

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Function Documentation

Mat create_exact_schur_complement	(	Mat *	schur_complement,
		Mat	Avp,
		Mat	Avv,
		Mat	Apv,
		Mat	App
	)

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Mat create_velocity_exact_inverse	(	Mat *	velocity_inverse,
		Mat	Avv,
		Vec	bvp
	)

Mat create_velocity_ilu_inverse	(	KSP *	preonly_solver,
		Mat	Avv
	)

Mat create_velocity_mass_inverse	(	Mat	Vmm,
		Vec	bvp
	)

void draw_matrix	(	Mat	mat,
		double	threshold
	)

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void print_positive_to_negative

(

Mat

mat

)

void print_sym_difference

(

Mat

mat

)

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Mat restrict_matrix	(	Mat	mat,
		double	threshold
	)

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