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Searched refs:rtol (Results 1 – 25 of 177) sorted by relevance

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/petsc/src/sys/utils/
H A Dmathclose.c17 PetscBool PetscIsCloseAtTol(PetscReal a, PetscReal b, PetscReal rtol, PetscReal atol) in PetscIsCloseAtTol() argument
27 rtol = PetscAbsReal(rtol); in PetscIsCloseAtTol()
31 …return ((diff <= PetscAbsReal(rtol * b)) || (diff <= PetscAbsReal(rtol * a)) || (diff <= atol)) ? … in PetscIsCloseAtTol()
/petsc/src/snes/impls/gs/
H A Dsnesgs.c33 PetscErrorCode SNESNGSSetTolerances(SNES snes, PetscReal abstol, PetscReal rtol, PetscReal stol, Pe… in SNESNGSSetTolerances() argument
44 if (rtol != (PetscReal)PETSC_CURRENT) { in SNESNGSSetTolerances()
45 …rtol >= 0.0 && rtol < 1.0, PetscObjectComm((PetscObject)snes), PETSC_ERR_ARG_OUTOFRANGE, "Relative… in SNESNGSSetTolerances()
46 gs->rtol = rtol; in SNESNGSSetTolerances()
79 PetscErrorCode SNESNGSGetTolerances(SNES snes, PetscReal *atol, PetscReal *rtol, PetscReal *stol, P… in SNESNGSGetTolerances() argument
86 if (rtol) *rtol = gs->rtol; in SNESNGSGetTolerances()
172 PetscReal rtol = PETSC_CURRENT, atol = PETSC_CURRENT, stol = PETSC_CURRENT; in SNESSetFromOptions_NGS() local
181 …s_rtol", "Relative residual tolerance for GS iteration", "SNESComputeGS", gs->rtol, &rtol, &flg1)); in SNESSetFromOptions_NGS()
184 if (flg || flg1 || flg2 || flg3) PetscCall(SNESNGSSetTolerances(snes, atol, rtol, stol, max_its)); in SNESSetFromOptions_NGS()
339 gs->rtol = 1e-5; in SNESCreate_NGS()
/petsc/src/ksp/ksp/impls/gmres/fgmres/
H A Dmodpcf.c76 PetscReal rtol, abstol, dtol; in KSPFlexibleModifyPCKSP() local
91 PetscCall(KSPGetTolerances(sub_ksp, &rtol, &abstol, &dtol, &maxits)); in KSPFlexibleModifyPCKSP()
92 if (!loc_its) rtol = .1; in KSPFlexibleModifyPCKSP()
93 else rtol *= .9; in KSPFlexibleModifyPCKSP()
94 PetscCall(KSPSetTolerances(sub_ksp, rtol, abstol, dtol, maxits)); in KSPFlexibleModifyPCKSP()
/petsc/src/dm/dt/fe/tests/
H A Dex4.c45 #define CheckVals(a, b, rtol, atol, msg) \ argument
47 …if (!PetscIsCloseAtTolScalar(a, b, rtol, atol)) PetscCall(PetscPrintf(PETSC_COMM_WORLD, "%s: %g (%…
55 PetscReal rtol = PETSC_SMALL, atol = 0.0; in main() local
94 CheckVals(vals[0], vals[1], rtol, atol, "Error volume"); in main()
95 CheckVals((3 + dim) * vals[0], vals[3], rtol, atol, "Error mass"); in main()
96 CheckVals((3 + dim) * vals[0], vals[4], rtol, atol, "Error local lumped mass"); in main()
97 CheckVals((3 + dim) * vals[0], vals[5], rtol, atol, "Error lumped mass"); in main()
/petsc/src/vec/vec/tests/
H A Dex63.c7 const PetscReal rtol = 1e-10, atol = PETSC_SMALL; in CheckExp() local
22 if (!PetscIsCloseAtTolScalar(lhs, rhs, rtol, atol)) { in CheckExp()
28 …PetscCheck(PetscIsCloseAtTol(lhs_r, rhs_r, rtol, atol), PETSC_COMM_SELF, PETSC_ERR_PLIB, "Real com… in CheckExp()
29 …PetscCheck(PetscIsCloseAtTol(lhs_i, rhs_i, rtol, atol), PETSC_COMM_SELF, PETSC_ERR_PLIB, "Imaginar… in CheckExp()
H A Dex64.c7 const PetscReal rtol = 1e-10, atol = PETSC_SMALL; in CheckLog() local
22 if (!PetscIsCloseAtTolScalar(lhs, rhs, rtol, atol)) { in CheckLog()
28 …PetscCheck(PetscIsCloseAtTol(lhs_r, rhs_r, rtol, atol), PETSC_COMM_SELF, PETSC_ERR_PLIB, "Real com… in CheckLog()
29 …PetscCheck(PetscIsCloseAtTol(lhs_i, rhs_i, rtol, atol), PETSC_COMM_SELF, PETSC_ERR_PLIB, "Imaginar… in CheckLog()
/petsc/src/vec/vec/utils/tagger/impls/
H A Dcdf.c18 PetscReal rtol; member
161 PetscReal rtol, atol; in VecTaggerComputeBox_CDF_SortedArray_Iterative() local
167 rtol = cdf->rtol; in VecTaggerComputeBox_CDF_SortedArray_Iterative()
265 …if ((atol || rtol) && ((!atol) || (maxDiff <= atol)) && ((!rtol) || (maxDiff <= rtol * intervalLen… in VecTaggerComputeBox_CDF_SortedArray_Iterative()
394 … PetscInt_FMT ", abs tol: %g, rel tol %g\n", cuml->maxit, (double)cuml->atol, (double)cuml->rtol)); in VecTaggerView_CDF()
413 …ute boxes from CDF boxes", "VecTaggerCDFIterativeSetTolerances()", cuml->rtol, &cuml->rtol, NULL)); in VecTaggerSetFromOptions_CDF()
485 PetscErrorCode VecTaggerCDFIterativeSetTolerances(VecTagger tagger, PetscInt maxit, PetscReal rtol,… in VecTaggerCDFIterativeSetTolerances() argument
492 PetscValidLogicalCollectiveReal(tagger, rtol, 3); in VecTaggerCDFIterativeSetTolerances()
495 cuml->rtol = rtol; in VecTaggerCDFIterativeSetTolerances()
518 …aggerCDFIterativeGetTolerances(VecTagger tagger, PetscInt *maxit, PetscReal *rtol, PetscReal *atol) in VecTaggerCDFIterativeGetTolerances() argument
[all …]
/petsc/src/binding/petsc4py/demo/legacy/petsc-examples/ksp/
H A Dex2.py169 rtol=1.e-2/((m+1)*(n+1)) variable
170 ksp.setTolerances(rtol=rtol,atol=1.e-50)
199 if norm > rtol*10:
/petsc/src/mat/tests/
H A Dex261.c8 const PetscReal rtol = 1e-10, atol = PETSC_SMALL; in CheckDiagonal() local
36 if (!PetscIsCloseAtTolScalar(lhs, dval, rtol, atol)) { in CheckDiagonal()
42 …PetscCheck(PetscIsCloseAtTol(lhs_r, dval_r, rtol, atol), PETSC_COMM_SELF, PETSC_ERR_PLIB, "Real co… in CheckDiagonal()
43 …PetscCheck(PetscIsCloseAtTol(lhs_i, dval_i, rtol, atol), PETSC_COMM_SELF, PETSC_ERR_PLIB, "Imagina… in CheckDiagonal()
/petsc/src/snes/linesearch/interface/
H A Dlinesearch.c196 linesearch->rtol = 1e-8; in SNESLineSearchCreate()
845 …iterative line search", "SNESLineSearchSetTolerances", linesearch->rtol, &linesearch->rtol, NULL)); in SNESLineSearchSetFromOptions()
910 … tolerances: relative=%e, absolute=%e, lambda=%e\n", (double)linesearch->rtol, (double)linesearch… in SNESLineSearchView()
1124 …Search linesearch, PetscReal *minlambda, PetscReal *maxlambda, PetscReal *rtol, PetscReal *atol, P… in SNESLineSearchGetTolerances() argument
1136 if (rtol) { in SNESLineSearchGetTolerances()
1137 PetscAssertPointer(rtol, 4); in SNESLineSearchGetTolerances()
1138 *rtol = linesearch->rtol; in SNESLineSearchGetTolerances()
1184 …ineSearch linesearch, PetscReal minlambda, PetscReal maxlambda, PetscReal rtol, PetscReal atol, Pe… in SNESLineSearchSetTolerances() argument
1190 PetscValidLogicalCollectiveReal(linesearch, rtol, 4); in SNESLineSearchSetTolerances()
1206 if (rtol != (PetscReal)PETSC_DEFAULT) { in SNESLineSearchSetTolerances()
[all …]
/petsc/src/snes/linesearch/impls/bisection/
H A Dlinesearchbisection.c13 PetscReal rtol, atol, ltol; in SNESLineSearchApply_Bisection() local
20 PetscCall(SNESLineSearchGetTolerances(linesearch, NULL, NULL, &rtol, &atol, &ltol, &max_it)); in SNESLineSearchApply_Bisection()
98 if (PetscAbsScalar(fty) / PetscAbsScalar(fty_initial) <= rtol) { in SNESLineSearchApply_Bisection()
101 …= %g <= rtol = %g\n", (double)(PetscAbsScalar(fty) / PetscAbsScalar(fty_initial)), (double)rtol)); in SNESLineSearchApply_Bisection()
222 linesearch->rtol = 1e-8; in SNESLineSearchCreate_Bisection()
/petsc/src/tao/leastsquares/impls/pounders/
H A Dgqt.c214 …t n, PetscReal *a, PetscInt lda, PetscReal *b, PetscReal delta, PetscReal rtol, PetscReal atol, Pe… in gqt() argument
273 paru = PetscMax(paru, (1.0 + rtol) * parl); in gqt()
311 …if (PetscAbs(xnorm - delta) <= rtol * delta || (par == 0 && xnorm <= (1.0 + rtol) * delta)) info =… in gqt()
333 …if (p5 * rznorm * rznorm / delta2 <= rtol * (1.0 - p5 * rtol) * (par + rxnorm * rxnorm / delta2)) { in gqt()
392 paru = PetscMax(paru, (1.0 + rtol) * pars); in gqt()
401 if (paru <= (1.0 + p5 * rtol) * pars) info = 3; in gqt()
/petsc/src/ts/tutorials/output/
H A Dex20opt_ic_3.out22 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
38 rtol: 2
47 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
H A Dex20opt_ic_2.out22 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
38 rtol: 2
47 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
/petsc/src/ts/tutorials/optimal_control/output/
H A Dex1_3.out24 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
41 rtol: 3
50 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
H A Dex1_2.out24 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
41 rtol: 4
50 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
/petsc/src/ksp/ksp/tests/
H A Dex13.c31 PetscReal rtol = PETSC_DEFAULT; in main() local
42 rtol = 1.e-10; in main()
49 rtol = 1.e-5; in main()
173 PetscCall(KSPSetTolerances(ksp, rtol, PETSC_CURRENT, PETSC_CURRENT, PETSC_CURRENT)); in main()
/petsc/src/tao/bound/tutorials/output/
H A Dplate2_20_alt.out24 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
43 rtol: 3
52 tolerances: ftol=0.0001, rtol=1e-05, gtol=0.9
H A Dplate2_20.out24 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
43 rtol: 3
52 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
H A Dplate2_10.out23 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
42 rtol: 4
51 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
H A Dplate2_12.out24 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
43 rtol: 3
52 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
H A Dplate2_11.out24 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
43 rtol: 3
52 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
H A Dplate2_18.out23 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
42 rtol: 4
51 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
/petsc/src/tao/leastsquares/tutorials/output/
H A Dcs1_view_l1dict.out20 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
38 rtol: 5
47 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
H A Dcs1_view_l1dict_alt.out20 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9
38 rtol: 6
47 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9

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