MatNorm#

Calculates various norms of a matrix.

Synopsis#

#include "petscmat.h" 
PetscErrorCode MatNorm(Mat mat, NormType type, PetscReal *nrm)

Collective

Input Parameters#

Output Parameter#

  • nrm - the resulting norm

See Also#

Matrices, Mat

Level#

intermediate

Location#

src/mat/interface/matrix.c

Examples#

src/snes/tutorials/ex48.c
src/ts/tutorials/ex14.c
src/ksp/ksp/tutorials/ex76.c
src/ksp/ksp/tutorials/ex77.c
src/ksp/ksp/tutorials/ex34.c
src/ksp/ksp/tutorials/ex21.c
src/ksp/ksp/tutorials/ex29.c

Implementations#

MatNorm_MPIAIJ() in src/mat/impls/aij/mpi/mpiaij.c
MatNorm_SeqAIJ() in src/mat/impls/aij/seq/aij.c
MatNorm_MPIBAIJ() in src/mat/impls/baij/mpi/mpibaij.c
MatNorm_SeqBAIJ() in src/mat/impls/baij/seq/baij2.c
MatNorm_ConstantDiagonal() in src/mat/impls/cdiagonal/cdiagonal.c
MatNorm_MPIDense() in src/mat/impls/dense/mpi/mpidense.c
MatNorm_SeqDense() in src/mat/impls/dense/seq/dense.c
MatNorm_Diagonal() in src/mat/impls/diagonal/diagonal.c
MatNorm_Elemental() in src/mat/impls/elemental/matelem.cxx
MatNorm_H2OPUS() in src/mat/impls/h2opus/cuda/math2opus.cu
MatNorm_MPISBAIJ() in src/mat/impls/sbaij/mpi/mpisbaij.c
MatNorm_SeqSBAIJ() in src/mat/impls/sbaij/seq/sbaij2.c
MatNorm_ScaLAPACK() in src/mat/impls/scalapack/matscalapack.c


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