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author | Anton Khirnov <anton@khirnov.net> | 2019-03-03 14:11:08 +0100 |
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committer | Anton Khirnov <anton@khirnov.net> | 2019-03-04 17:14:07 +0100 |
commit | f2cd89401721d1f547a54ff6619d0dc9c8c9e863 (patch) | |
tree | 67c4544489f1ed325cb2a025cdf0d1915f33350e | |
parent | 45f41504f74896cf91733878fb5f012af653d967 (diff) |
mg2d: be less strict for converging to machine epsilon
-rw-r--r-- | mg2d.c | 2 |
1 files changed, 1 insertions, 1 deletions
@@ -362,7 +362,7 @@ static int mg_solve_subgrid(MG2DContext *ctx, MG2DLevel *level) finish: res_new = level->solver->residual_max; if (!isfinite(res_new) || - (res_new > DBL_EPSILON && res_old / res_new <= 1e-1)) { + (res_new > 1e2 * DBL_EPSILON && res_old / res_new <= 1e-1)) { mg2di_log(&ctx->priv->logger, MG2D_LOG_ERROR, "The relaxation step at level %d has diverged: %g -> %g\n", level->depth, res_old, res_new); |