PETSc version 3.17.4
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# DMForestGetMinimumRefinement

Get the minimum level of refinement (relative to the base DM, see DMForestGetBaseDM()) allowed in the forest. If the forest is being created by coarsening a previous forest (see DMForestGetAdaptivityForest()), this limits the amount of coarsening.

### Synopsis

    #include "petscdmforest.h"
    #include "petscdm.h"
    #include "petscdmlabel.h"
    PetscErrorCode DMForestGetMinimumRefinement(DM dm, PetscInt *minRefinement)

Not collective

### Input Parameter

| dm | - the forest

### Output Parameter

| minRefinement | - default PETSC_DEFAULT (interpreted by the subtype of DMForest)

### See Also

DMForestSetMinimumRefinement(), DMForestGetMaximumRefinement(), DMForestGetInitialRefinement(), DMForestGetBaseDM(), DMForestGetAdaptivityForest()

### Level

intermediate

### Location

src/dm/impls/forest/forest.c
Index of all DMFOREST routines
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Index of all manual pages