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 - MATMPIBAIJduring a call to- MatSetFromOptions()
- -mat_block_size - - set the blocksize used to store the matrix
- -mat_baij_mult_version version - indicate the version of the matrix-vector product to use (0 often indicates using BLAS) 
- -mat_use_hash_table - - set hash table factor
Note#
MatSetOption(A, 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#
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