From 042257840fd26ad8d4dd8f304ad1adf06d6b50b4 Mon Sep 17 00:00:00 2001 From: Anton Khirnov Date: Sat, 26 Jan 2019 12:07:27 +0100 Subject: Solve the discretized system exactly on the coarsest level. --- ell_grid_solve.h | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'ell_grid_solve.h') diff --git a/ell_grid_solve.h b/ell_grid_solve.h index 70782c8..a12e9c3 100644 --- a/ell_grid_solve.h +++ b/ell_grid_solve.h @@ -52,6 +52,13 @@ enum EGSType { * mg2di_egs_solve() does a single relaxation step */ EGS_SOLVER_RELAXATION, + /** + * Solve the equation exactly by contructing a linear system and solving it with LAPACK. + * + * solver_data is NULL + * mg2di_egs_solve() solves the discretized system exactly (up to roundoff error) + */ + EGS_SOLVER_EXACT, }; typedef struct EGSInternal EGSInternal; -- cgit v1.2.3