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Searched refs:pmin (Results 1 – 6 of 6) sorted by relevance

/petsc/src/tao/unconstrained/impls/nls/
H A Dnlsimpl.h57 PetscReal pmin; /* Minimum perturbation value */ member
H A Dnls.c426 if (pert < nlsP->pmin) pert = 0.0; in TaoSolve_NLS()
741 …PetscCall(PetscOptionsReal("-tao_nls_pmin", "minimum perturbation", "", nlsP->pmin, &nlsP->pmin, N… in TaoSetFromOptions_NLS()
893 nlsP->pmin = 1.0e-12; in TaoCreate_NLS()
/petsc/src/tao/bound/impls/bnk/
H A Dbnk.h84 PetscReal pmin; /* Minimum perturbation value */ member
H A Dbnk.c651 if (bnk->pert < bnk->pmin) bnk->pert = 0.0; in TaoBNKSafeguardStep()
1080 …eal("-tao_bnk_pmin", "(developer) minimum Hessian perturbation", "", bnk->pmin, &bnk->pmin, NULL)); in TaoSetFromOptions_BNK()
1260 bnk->pmin = 1.0e-12; in TaoCreate_BNK()
/petsc/doc/manual/
H A Dtao.md968 > | ``pmin`` | real | :math:`10^{-12}` | Minimum non-zero |
1180 $\rho_{k+1} < \text{pmin}$, then $\rho_{k+1} = 0$, where
1181 `pmin` is set with the command line argument `-tao_nls_pmin` and
/petsc/share/petsc/datafiles/meshes/
H A Dtestcase3D.cas303 (target-mfr-pmin 1)
3775 (nist-table/pmin 13200.)