Home
last modified time | relevance | path

Searched refs:delta_max (Results 1 – 14 of 14) sorted by relevance

/petsc/src/tao/unconstrained/impls/cg/
H A Dtaocg.c43 delta = PetscMin(delta, cgP->delta_max); in TaoSolve_CG()
47 delta = PetscMin(delta, cgP->delta_max); in TaoSolve_CG()
70 delta = PetscMin(delta, cgP->delta_max); in TaoSolve_CG()
74 delta = PetscMin(delta, cgP->delta_max); in TaoSolve_CG()
97 delta = PetscMin(delta, cgP->delta_max); in TaoSolve_CG()
101 delta = PetscMin(delta, cgP->delta_max); in TaoSolve_CG()
191 delta = PetscMin(delta, cgP->delta_max); in TaoSolve_CG()
232 …ptionsReal("-tao_cg_delta_max", "maximum delta value", "", cgP->delta_max, &cgP->delta_max, NULL)); in TaoSetFromOptions_CG()
305 cgP->delta_max = 100; in TaoCreate_CG()
H A Dtaocg.h15 PetscReal delta_max; /* Minimum value for scaling */ member
/petsc/src/snes/impls/tr/
H A Dtr.c13 … SNESNewtonTRSetTolerances_TR(SNES snes, PetscReal delta_min, PetscReal delta_max, PetscReal delta… in SNESNewtonTRSetTolerances_TR() argument
19 if (delta_max == PETSC_DETERMINE) delta_max = tr->default_deltaM; in SNESNewtonTRSetTolerances_TR()
22 if (delta_max != PETSC_CURRENT) tr->deltaM = delta_max; in SNESNewtonTRSetTolerances_TR()
27 …NESNewtonTRGetTolerances_TR(SNES snes, PetscReal *delta_min, PetscReal *delta_max, PetscReal *delt… in SNESNewtonTRGetTolerances_TR() argument
33 if (delta_max) *delta_max = tr->deltaM; in SNESNewtonTRGetTolerances_TR()
938 PetscErrorCode SNESNewtonTRSetTolerances(SNES snes, PetscReal delta_min, PetscReal delta_max, Petsc… in SNESNewtonTRSetTolerances() argument
943 PetscValidLogicalCollectiveReal(snes, delta_max, 3); in SNESNewtonTRSetTolerances()
945 …RSetTolerances_C", (SNES, PetscReal, PetscReal, PetscReal), (snes, delta_min, delta_max, delta_0)); in SNESNewtonTRSetTolerances()
966 PetscErrorCode SNESNewtonTRGetTolerances(SNES snes, PetscReal *delta_min, PetscReal *delta_max, Pet… in SNESNewtonTRGetTolerances() argument
971 if (delta_max) PetscAssertPointer(delta_max, 3); in SNESNewtonTRGetTolerances()
[all …]
/petsc/src/ksp/ksp/utils/lmvm/rescale/
H A Dsymbrdnrescale.h14 PetscReal delta, delta_min, delta_max, sigma, tol; member
H A Dsymbrdnrescale.c360 ldb->delta = PetscMin(ldb->delta, ldb->delta_max); in SymBroydenRescaleSetDelta()
380 mctx->delta_max = bctx->delta_max; in SymBroydenRescaleCopy()
547 (*ldb)->delta_max = 100.0; in SymBroydenRescaleCreate()
/petsc/src/snes/impls/ntrdc/
H A Dntrdc.c15 …NESNewtonTRSetTolerances_TRDC(SNES snes, PetscReal delta_min, PetscReal delta_max, PetscReal delta… in SNESNewtonTRSetTolerances_TRDC() argument
21 if (delta_max == PETSC_DETERMINE) delta_max = 0.5; in SNESNewtonTRSetTolerances_TRDC()
24 if (delta_max != PETSC_CURRENT) tr->deltaM = delta_max; in SNESNewtonTRSetTolerances_TRDC()
/petsc/src/tao/bound/impls/bncg/
H A Dbncg.h29 PetscReal f, delta_min, delta_max; member
H A Dbncg.c220 …ximum scaling factor used for scaled gradient restarts", "", cg->delta_max, &cg->delta_max, NULL)); in TaoSetFromOptions_BNCG()
372 cg->delta_max = 100; in TaoCreate_BNCG()
402 scaling = PetscMin(cg->delta_max, PetscMax(cg->delta_min, scaling)); in TaoBNCGResetUpdate()
/petsc/src/snes/tests/output/
H A Dex1_2c_snes_tr_qn-same.out7 delta_min=1e-12, delta_0=0.2, delta_max=1e+10
H A Dex1_2c_snes_tr_qn-different.out7 delta_min=1e-12, delta_0=0.2, delta_max=1e+10
/petsc/src/snes/tutorials/output/
H A Dex2_2.out13 delta_min=1e-12, delta_0=0.2, delta_max=1e+10
H A Dex18_3.out6 delta_min=1e-12, delta_0=0.2, delta_max=1e+10
/petsc/src/binding/petsc4py/src/petsc4py/PETSc/
H A DSNES.pyx326 …def setTRTolerances(self, delta_min: float | None = None, delta_max: float | None = None, delta_0:…
335 delta_max
349 if delta_max is not None: cdmax = asReal(delta_max)
362 delta_max : float
/petsc/doc/manual/
H A Dtao.md3252 cg->delta_max = 100;
3359 …all(PetscOptionsReal("-tao_cg_delta_max","maximum delta value","",cg->delta_max,&cg->delta_max,0));