Searched refs:f_prev (Results 1 – 2 of 2) sorted by relevance
| /petsc/src/ksp/ksp/utils/lmvm/ |
| H A D | lmvmimpl.c | 498 PetscErrorCode MatLMVMGetLastUpdate(Mat B, Vec *x_prev, Vec *f_prev) in MatLMVMGetLastUpdate() argument
502 PetscTryMethod(B, "MatLMVMGetLastUpdate_C", (Mat, Vec *, Vec *), (B, x_prev, f_prev)); in MatLMVMGetLastUpdate()
506 static PetscErrorCode MatLMVMGetLastUpdate_LMVM(Mat B, Vec *x_prev, Vec *f_prev) in MatLMVMGetLastUpdate_LMVM() argument
512 if (f_prev) *f_prev = (lmvm->prev_set) ? lmvm->Fprev : NULL; in MatLMVMGetLastUpdate_LMVM()
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| /petsc/src/ksp/ksp/utils/lmvm/tests/ |
| H A D | ex1.c | 320 Vec x, dx, f, x_prev, f_prev, df; in TestUpdate() local
334 PetscCall(MatLMVMGetLastUpdate(B, &x_prev, &f_prev)); in TestUpdate()
336 PetscCall(VecDuplicate(f_prev, &f)); in TestUpdate()
353 PetscCall(VecWAXPY(f, 1.0, f_prev, df)); in TestUpdate()
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