int SNESGetHessian(SNES snes,Mat *A,Mat *B, void **ctx)Not Collective, but Mat object is parallel if SNES object is parallel
| A | - location to stash Hessian matrix (or PETSC_NULL) |
| B | - location to stash preconditioner matrix (or PETSC_NULL) |
| ctx | - location to stash Hessian ctx (or PETSC_NULL) |
Location: src/snes/interface/snes.c
SNES Index
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