On minimal setups where UMFPack/SuperLU are not installed, some test fail as AMG then uses an iterative solver (as fallback) with a too soft convergence criterion. This MR makes these tests use iterative solvers.
Fixes #1026 (closed)
On minimal setups where UMFPack/SuperLU are not installed, some test fail as AMG then uses an iterative solver (as fallback) with a too soft convergence criterion. This MR makes these tests use iterative solvers.
Fixes #1026 (closed)