petsc-master 2020-08-10
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MATSCALAPACK

"scalapack" - A matrix type for dense matrices using the ScaLAPACK package Use ./configure --download-scalapack to install PETSc to use ScaLAPACK

Use -pc_type lu -pc_factor_mat_solver_type scalapack to use this direct solver

Options Database Keys

-mat_type scalapack - sets the matrix type to "scalapack" during a call to MatSetFromOptions()
-mat_scalapack_grid_height - sets Grid Height for 2D cyclic ordering of internal matrix
-mat_scalapack_block_sizes - size of the blocks to use (one or two integers separated by comma)

See Also

MATDENSE, MATELEMENTAL

Level

beginner

Location

src/mat/impls/scalapack/matscalapack.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages