petsc-3.14.6 2021-03-30
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MatLMVMSetJ0Scale

 Allows the user to define a scalar value mu such that J0 = mu*I.

Synopsis

#include "petscksp.h" 
PetscErrorCode MatLMVMSetJ0Scale(Mat B, PetscReal scale)

Input Parameters

B - An LMVM-type matrix
scale - Scalar value mu that defines the initial Jacobian

See Also

MatLMVMSetDiagScale(), MatLMVMSetJ0()

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