MatLMVMIsAllocated#

Returns a boolean flag that shows whether the necessary data structures for the underlying matrix is allocated.

Synopsis#

#include "petscksp.h" 
PetscErrorCode MatLMVMIsAllocated(Mat B, PetscBool *flg)

Input Parameter#

B - An LMVM-type matrix

Output Parameter#

flg - PETSC_TRUE if allocated, PETSC_FALSE otherwise

See Also#

KSP: Linear System Solvers, LMVM Matrices, MATLMVM, MatLMVMAllocate(), MatLMVMReset()

Level#

intermediate

Location#

src/ksp/ksp/utils/lmvm/lmvmutils.c

Index of all KSP routines
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Index of all manual pages