-pc_mg_levels <nlevels> | - number of levels including finest | |
-pc_mg_cycles v or w | - . -pc_mg_smoothup <n> - number of smoothing steps after interpolation | |
-pc_mg_smoothdown <n> | - number of smoothing steps before applying restriction operator | |
-pc_mg_type <additive,multiplicative,full,cascade> | - multiplicative is the default | |
-pc_mg_log | - log information about time spent on each level of the solver | |
-pc_mg_monitor | - print information on the multigrid convergence | |
-pc_mg_galerkin | - use Galerkin process to compute coarser operators | |
-pc_mg_dump_matlab | - dumps the matrices for each level and the restriction/interpolation matrices to the Socket viewer for reading from Matlab. |
Level:intermediate
Location:src/ksp/pc/impls/mg/mg.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages