petsc-3.13.6 2020-09-29
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PCSVD
Use pseudo inverse defined by SVD of operator
Options Database
Developer Note
This implementation automatically creates a redundant copy of the matrix on each process and uses a sequential SVD solve. Why does it do this instead of using the composable
PCREDUNDANT
object?
See Also
PCCreate
(),
PCSetType
(),
PCType
(for list of available types),
PC
Level
advanced
Location
src/ksp/pc/impls/svd/svd.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages
-pc_svd_zero_sing <rtol> Singular values smaller than this are treated as zero
- - -pc_svd_monitor Print information on the extreme singular values of the operator