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Searched refs:nu2 (Results 1 – 7 of 7) sorted by relevance

/petsc/src/tao/unconstrained/impls/ntl/
H A Dntlimpl.h33 PetscReal nu2; /* used to compute trust-region radius */ member
H A Dntl.c560 } else if (step < tl->nu2) { in TaoSolve_NTL()
652 …onsReal("-tao_ntl_nu2", "reasonable steplength; leave radius alone", "", tl->nu2, &tl->nu2, NULL)); in TaoSetFromOptions_NTL()
762 tl->nu2 = 0.50; in TaoCreate_NTL()
/petsc/src/tao/unconstrained/impls/nls/
H A Dnlsimpl.h78 PetscReal nu2; /* used to compute trust-region radius */ member
H A Dnls.c536 } else if (step < nlsP->nu2) { in TaoSolve_NLS()
757 …eal("-tao_nls_nu2", "reasonable steplength; leave radius alone", "", nlsP->nu2, &nlsP->nu2, NULL)); in TaoSetFromOptions_NLS()
902 nlsP->nu2 = 0.50; in TaoCreate_NLS()
/petsc/src/tao/bound/impls/bnk/
H A Dbnk.h105 PetscReal nu2; /* used to compute trust-region radius */ member
H A Dbnk.c810 } else if (step < bnk->nu2) { in TaoBNKUpdateTrustRadius()
1096 …r reasonable line-search step length (-tao_bnk_update_type step)", "", bnk->nu2, &bnk->nu2, NULL)); in TaoSetFromOptions_BNK()
1269 bnk->nu2 = 0.50; in TaoCreate_BNK()
/petsc/doc/manual/
H A Dtao.md988 > | ``nu2`` | real | 0.50 | :math:`\nu_2` |