MATSOLVERSPQR

matrix type providing direct solvers, QR factorizations, for sequential matrices via the external package SPQR. Use ./configure --download-suitesparse to install PETSc to use SPQR

Consult SPQR documentation for more information about the common parameters which correspond to the options database keys below.

Note

SPQR is part of SuiteSparse http://faculty.cse.tamu.edu/davis/suitesparse.html

See Also

Matrices, Mat, PCQR, PCFactorSetMatSolverType(), MatSolverType

Level

beginner

Location

src/mat/impls/aij/seq/spqr/aijspqr.c

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Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages