zero_out_row_and_col Subroutine

private subroutine zero_out_row_and_col(matrix, idxs, limits)

Zeroes out the row and column corresponding to the given indices. Afterwards diagonal_factor is introduced in that row/column on the main diagonal.

Arguments

Type	Intent	Optional	Attributes		Name
type(matrix_t),	intent(inout)			::	matrix	the matrix under consideration
integer,	intent(in)			::	idxs(:)	indices of the row and column to zero out
integer,	intent(in)			::	limits(2)	(start, end) limits of quadblock corresponding to (start, start):(end, end)