petsc-3.10.5 2019-03-28
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MatLMVMSetJ0KSP

 Allows the user to provide a pre-configured KSP solver for the initial inverse-Jacobian approximation. This KSP solver should already contain all the operators necessary to perform the inversion. The LMVM matrix only calls KSPSolve() without changing any other options.

Synopsis

#include "petscksp.h" 
PetscErrorCode MatLMVMSetJ0KSP(Mat B, KSP J0ksp)

Input Parameters

B - An LMVM-type matrix
J0ksp - KSP solver for the initial inverse-Jacobian application

See Also

MatLMVMGetJ0KSP()

Level

advanced

Location

src/ksp/ksp/utils/lmvm/lmvmutils.c
Index of all KSP routines
Table of Contents for all manual pages
Index of all manual pages