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Searched refs:omega2 (Results 1 – 7 of 7) sorted by relevance

/petsc/src/tao/unconstrained/impls/ntl/
H A Dntlimpl.h38 PetscReal omega2; /* factor used for trust-region update */ member
H A Dntl.c562 tao->trust = tl->omega2 * PetscMin(norm_d, tao->trust); in TaoSolve_NTL()
656 PetscCall(PetscOptionsReal("-tao_ntl_omega2", "", "", tl->omega2, &tl->omega2, NULL)); in TaoSetFromOptions_NTL()
767 tl->omega2 = 0.50; in TaoCreate_NTL()
/petsc/src/tao/unconstrained/impls/nls/
H A Dnlsimpl.h83 PetscReal omega2; /* factor used for trust-region update */ member
H A Dnls.c538 tao->trust = nlsP->omega2 * PetscMin(norm_d, tao->trust); in TaoSolve_NLS()
761 PetscCall(PetscOptionsReal("-tao_nls_omega2", "", "", nlsP->omega2, &nlsP->omega2, NULL)); in TaoSetFromOptions_NLS()
907 nlsP->omega2 = 0.50; in TaoCreate_NLS()
/petsc/src/tao/bound/impls/bnk/
H A Dbnk.h110 PetscReal omega2; /* factor used for trust-region update */ member
H A Dbnk.c812 tao->trust = bnk->omega2 * PetscMin(bnk->dnorm, tao->trust); in TaoBNKUpdateTrustRadius()
1100 … small line-search step length (-tao_bnk_update_type step)", "", bnk->omega2, &bnk->omega2, NULL)); in TaoSetFromOptions_BNK()
1274 bnk->omega2 = 0.50; in TaoCreate_BNK()
/petsc/doc/manual/
H A Dtao.md1004 > | ``omega2`` | real | 0.50 | :math:`\omega_2` |