jacobi

Jacobi iterative method using gemv and spmv. More...

Collaboration diagram for jacobi:

Functions
void	jacobi_iter (Matrix<> &R, Vector<> &b, Vector<> &d, Vector<> &x)
int	jacobi (int n, World &dw)
char *	getCmdOption (char **begin, char **end, const std::string &option)
int	main (int argc, char **argv)

Detailed Description

Jacobi iterative method using gemv and spmv.

Function Documentation

char* getCmdOption	(	char **	begin,
		char **	end,
		const std::string &	option
	)

Definition at line 103 of file jacobi.cxx.

Referenced by main().

int jacobi	(	int	n,
		World &	dw
	)

Definition at line 19 of file jacobi.cxx.

References ctf.core::b, CTF::Tensor< dtype >::fill_random(), jacobi_iter(), CTF::Tensor< dtype >::norm2(), CTF::World::rank, SP, and CTF::Tensor< dtype >::sparsify().

Referenced by main(), and smooth_jacobi().

void jacobi_iter	(	Matrix<> &	R,
		Vector<> &	b,
		Vector<> &	d,
		Vector<> &	x
	)

Definition at line 13 of file jacobi.cxx.

Referenced by jacobi().

int main	(	int	argc,
		char **	argv
	)

Definition at line 114 of file jacobi.cxx.

References getCmdOption(), jacobi(), ctf.core::np(), and ctf.core::rank().