petsc-master 2019-11-22
Report Typos and Errors

MATMPIBAIJ

MATMPIBAIJ = "mpibaij" - A matrix type to be used for distributed block sparse matrices.

Options Database Keys

-mat_type mpibaij - sets the matrix type to "mpibaij" during a call to MatSetFromOptions()
-mat_block_size <bs> - set the blocksize used to store the matrix
-mat_use_hash_table <fact>-

Notes

MatSetOptions(,MAT_STRUCTURE_ONLY,PETSC_TRUE) may be called for this matrix type. In this no space is allocated for the nonzero entries and any entries passed with MatSetValues() are ignored

See Also

MatCreateMPIBAIJ

Level

beginner

Location

src/mat/impls/baij/mpi/mpibaij.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages