get_mat_entry_cartbased Function

public function get_mat_entry_cartbased(mat, mesh, it, jt, ig, jg)

Returns a specifig entry of csr matrix based on Cartesian indexing i.e. row lt corresponds to point (it, jt) and columnd lg to point (ig, jg)

Arguments

Type	Intent	Optional	Attributes		Name
type(csrmat_t)				::	mat	Matrix
type(mesh_cart_t)				::	mesh	Mesh
integer,	intent(in)			::	it	Cartesian coordinates of point
integer,	intent(in)			::	jt	Cartesian coordinates of point
integer,	intent(in)			::	ig	Cartesian coordinates of point
integer,	intent(in)			::	jg	Cartesian coordinates of point

Return Value real(kind=gp)

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