Searched refs:sigma_hist (Results 1 – 2 of 2) sorted by relevance
| /petsc/src/ksp/ksp/utils/lmvm/rescale/ |
| H A D | symbrdnrescale.c | 17 oldest = PetscMax(0, ldb->k - ldb->sigma_hist); in SymBroydenRescaleUpdateScalar()
20 if (ldb->sigma_hist == 0) { in SymBroydenRescaleUpdateScalar()
133 oldest = PetscMax(0, ldb->k - ldb->sigma_hist); in SymBroydenRescaleUpdateDiagonal()
157 if (ldb->sigma_hist > 0) { in SymBroydenRescaleUpdateDiagonal()
179 PetscInt start = PetscMax(oldest, lmvm->k - ldb->sigma_hist); in SymBroydenRescaleUpdateDiagonal()
325 PetscInt new_oldest = PetscMax(0, next - ldb->sigma_hist); in SymBroydenRescaleUpdate()
326 PetscInt ldb_oldest = PetscMax(0, ldb->k - ldb->sigma_hist); in SymBroydenRescaleUpdate()
382 mctx->sigma_hist = bctx->sigma_hist; in SymBroydenRescaleCopy()
422 …er of past updates to use in the default J0 scalar", "", ldb->sigma_hist, &ldb->sigma_hist, NULL, … in SymBroydenRescaleSetFromOptions()
427 …PetscCheck(ldb->sigma_hist >= 0, PetscObjectComm((PetscObject)B), PETSC_ERR_ARG_OUTOFRANGE, "J0 sc… in SymBroydenRescaleSetFromOptions()
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| H A D | symbrdnrescale.h | 15 PetscInt sigma_hist; /* length of update history to be used for scaling */ member
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