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Searched refs:delta_0 (Results 1 – 9 of 9) sorted by relevance

/petsc/src/binding/petsc4py/demo/legacy/kspsolve/
H A Dpetsc-cg.py16 delta_0 = r.dot(r)
17 delta = delta_0
20 delta > delta_0 * eps**2:
/petsc/src/snes/impls/tr/
H A Dtr.c13 …NESNewtonTRSetTolerances_TR(SNES snes, PetscReal delta_min, PetscReal delta_max, PetscReal delta_0) in SNESNewtonTRSetTolerances_TR() argument
20 if (delta_0 == PETSC_DETERMINE) delta_0 = tr->default_delta0; in SNESNewtonTRSetTolerances_TR()
23 if (delta_0 != PETSC_CURRENT) tr->delta0 = delta_0; in SNESNewtonTRSetTolerances_TR()
27 …NewtonTRGetTolerances_TR(SNES snes, PetscReal *delta_min, PetscReal *delta_max, PetscReal *delta_0) in SNESNewtonTRGetTolerances_TR() argument
34 if (delta_0) *delta_0 = tr->delta0; in SNESNewtonTRGetTolerances_TR()
938 …e SNESNewtonTRSetTolerances(SNES snes, PetscReal delta_min, PetscReal delta_max, PetscReal delta_0) in SNESNewtonTRSetTolerances() argument
944 PetscValidLogicalCollectiveReal(snes, delta_0, 4); in SNESNewtonTRSetTolerances()
945 …RSetTolerances_C", (SNES, PetscReal, PetscReal, PetscReal), (snes, delta_min, delta_max, delta_0)); in SNESNewtonTRSetTolerances()
966 …NESNewtonTRGetTolerances(SNES snes, PetscReal *delta_min, PetscReal *delta_max, PetscReal *delta_0) in SNESNewtonTRGetTolerances() argument
972 if (delta_0) PetscAssertPointer(delta_0, 4); in SNESNewtonTRGetTolerances()
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/petsc/src/binding/petsc4py/test/
H A Dtest_ksp_py.py75 delta_0 = r.dot(r)
76 delta = delta_0
/petsc/src/snes/impls/ntrdc/
H A Dntrdc.c15 …SNewtonTRSetTolerances_TRDC(SNES snes, PetscReal delta_min, PetscReal delta_max, PetscReal delta_0) in SNESNewtonTRSetTolerances_TRDC() argument
22 if (delta_0 == PETSC_DETERMINE) delta_0 = 0.1; in SNESNewtonTRSetTolerances_TRDC()
25 if (delta_0 != PETSC_CURRENT) tr->delta0 = delta_0; in SNESNewtonTRSetTolerances_TRDC()
/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 …es(self, delta_min: float | None = None, delta_max: float | None = None, delta_0: float | None = N…
337 delta_0
350 if delta_0 is not None: cd0 = asReal(delta_0)
364 delta_0 : float