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Searched refs:sign (Results 1 – 23 of 23) sorted by relevance

/petsc/src/ts/event/tests/output/ !
H A Dex16_3.out1 [0] TSEvent: iter 0 - Event 0 refining the bracket with sign change [1. - 1.5], next stepping to 1.1
2 [0] TSEvent: iter 0 - Event 1 refining the bracket with sign change [1. - 1.5], next stepping to 1.1
3 [0] TSEvent: iter 0 - Event 2 refining the bracket with sign change [1. - 1.5], next stepping to 1.1
6 [0] TSEvent: iter 0 - Event 1 refining the bracket with sign change [1.1 - 1.5], next stepping to 1…
7 [0] TSEvent: iter 0 - Event 2 refining the bracket with sign change [1.1 - 1.5], next stepping to 1…
10 [0] TSEvent: iter 0 - Event 2 refining the bracket with sign change [1.2 - 1.5], next stepping to 1…
H A Dex4_F7revisit.out1 [0] TSEvent: iter 0 - Event 0 refining the bracket with sign change [0.03 - 0.07], next stepping to…
2 [0] TSEvent: iter 1 - Event 0 refining the bracket with sign change [0.03 - 0.054], next stepping t…
H A Dex16_2.out1 [0] TSEvent: iter 0 - Event 0 refining the bracket with sign change [1. - 1.2], next stepping to 1.1
6 [0] TSEvent: iter 0 - Event 2 refining the bracket with sign change [1.2 - 1.4], next stepping to 1…
/petsc/src/snes/tutorials/output/ !
H A Dex58_4.out5 Line search: sign of fty does not change in step interval, accepting full step
33 Line search: sign of fty does not change in step interval, accepting full step
39 Line search: sign of fty does not change in step interval, accepting full step
45 Line search: sign of fty does not change in step interval, accepting full step
51 Line search: sign of fty does not change in step interval, accepting full step
56 Line search: sign of fty does not change in step interval, accepting full step
61 Line search: sign of fty does not change in step interval, accepting full step
67 Line search: sign of fty does not change in step interval, accepting full step
73 Line search: sign of fty does not change in step interval, accepting full step
79 Line search: sign of fty does not change in step interval, accepting full step
H A Dex58_3.out50 Line search: sign of fty does not change in step interval, accepting full step
61 Line search: sign of fty does not change in step interval, accepting full step
72 Line search: sign of fty does not change in step interval, accepting full step
/petsc/src/snes/tutorials/ !
H A Dex7.c151 const PetscReal sign = forward ? -1. : 1.; in ComputeGammaFactor() local
157 f[0 * ldx] += sign * PETSC_i * fin[3]; in ComputeGammaFactor()
158 f[1 * ldx] += sign * PETSC_i * fin[2]; in ComputeGammaFactor()
159 f[2 * ldx] += sign * -PETSC_i * fin[1]; in ComputeGammaFactor()
160 f[3 * ldx] += sign * -PETSC_i * fin[0]; in ComputeGammaFactor()
163 f[0 * ldx] += -sign * fin[3]; in ComputeGammaFactor()
164 f[1 * ldx] += sign * fin[2]; in ComputeGammaFactor()
165 f[2 * ldx] += sign * fin[1]; in ComputeGammaFactor()
166 f[3 * ldx] += -sign * fin[0]; in ComputeGammaFactor()
169 f[0 * ldx] += sign * PETSC_i * fin[2]; in ComputeGammaFactor()
[all …]
/petsc/src/sys/classes/draw/utils/ !
H A Daxis.c93 PetscErrorCode PetscAGetNice(PetscReal in, PetscReal base, int sign, PetscReal *result) in PetscAGetNice() argument
98 PetscCall(PetscCopysign(0.5, (double)sign, &s)); in PetscAGetNice()
101 PetscCall(PetscCopysign(EPS * etmp, (double)sign, &s2)); in PetscAGetNice()
/petsc/src/snes/impls/al/ !
H A Dal.c361 PetscReal sign = 1.0; in SNESSolve_NEWTONAL() local
363 PetscCall(VecDotRealPart(DeltaX, deltaX_Q, &sign)); in SNESSolve_NEWTONAL()
364 sign += data->psisq * data->lambda_update; in SNESSolve_NEWTONAL()
365 sign = sign >= 0 ? 1.0 : -1.0; in SNESSolve_NEWTONAL()
369 deltaLambda = sign * stepSize / PetscSqrtReal(normsqX_Q + data->psisq); in SNESSolve_NEWTONAL()
/petsc/src/dm/dt/tests/ !
H A Dex13.c176 PetscReal sign; in test() local
185 sign = pattern[a][2] < 0 ? -1 : 1; in test()
186 if (form < 0 && (i & 1) ^ (j & 1)) sign = -sign; in test()
190 for (PetscInt pt = 0; pt < npoints; pt++) p_i[pt] += p_j[pt] * points[pt * dim + k] * sign; in test()
/petsc/ !
H A DCONTRIBUTING39 personal information I submit with it, including my sign-off) is
/petsc/src/ts/event/ !
H A Dtsevent.c7 …line void TSEventCalcSigns(PetscInt nev, const PetscReal *f, const PetscReal *vtol, PetscInt *sign) in TSEventCalcSigns() argument
10 if (PetscAbsReal(f[i]) < vtol[i]) sign[i] = 0; in TSEventCalcSigns()
11 else sign[i] = PetscSign(f[i]); in TSEventCalcSigns()
/petsc/share/petsc/saws/ !
H A Ddocumentation51 When the page is finished loading, $(document).ready(function() {}); is called. The dollar sign is …
/petsc/doc/install/ !
H A Dlicense.md65 > personal information I submit with it, including my sign-off) is
/petsc/doc/manual/ !
H A Dsnes.md439 2. check whether there is a change of sign in the interval: $f(\lambda_{\text{left}}) f(\lambda_j) …
441 3. if there is a change of sign, enter iterative bisection procedure
579 where the sign is positive for the first increment and is determined by the previous
583 \text{sign}(\delta\lambda) = \text{sign}\big(\delta\mathbf x^Q \cdot (\Delta\mathbf x)_{i-1} + \psi…
1084 u_{\min} \operatorname{sign}(u^{T}a) \lVert a \rVert_{1}/\lVert a\rVert^2_2 & \text{otherwise}.
1308 u_{\min} \cdot \operatorname{sign}(u_{i}) & \text{otherwise}.
H A Dksp.md2052 …- `-pc_fieldsplit_schur_scale` \<real:-1.0> Controls the sign flip of S for `-pc_fieldsplit_schur_…
/petsc/src/ts/tutorials/ !
H A Dex11.h574 static PetscScalar sign(PetscScalar x) in sign() function
614 sgn0 = sign(d__1); in riemannsolver()
/petsc/src/dm/dt/dualspace/impls/lagrange/ !
H A Ddspacelagrange.c663 PetscReal sign; in PetscLagNodeIndicesTensor() local
697 sign = (PetscAbsInt(kT * kF) & 1) ? -1. : 1.; in PetscLagNodeIndicesTensor()
738 for (d = 0; d < Nk; d++) ni->nodeVec[l * Nk + d] = sign * work[d]; in PetscLagNodeIndicesTensor()
1053 PetscReal sign; in MatTensorAltV() local
1101 sign = (PetscAbsInt(kTrace * kFiber) & 1) ? -1. : 1.; in MatTensorAltV()
1146 for (jl = 0; jl < dT; jl++) val += sign * wedgeMat[il * dT + jl] * workT[jl]; in MatTensorAltV()
/petsc/doc/tutorials/physics/ !
H A Dguide_to_stokes.md299 Suppose that we have made an error in the Jacobian. For instance, let us accidentally flip the sign…
350 … error. Moreover, if we look at the values in row 15, we see that the values just differ by a sign.
/petsc/src/dm/impls/plex/ !
H A Dplexgeometry.c2663 PetscReal norm, sign; in DMPlexComputeGeometryFVM_0D_Internal() local
2677 sign = cones[0] == cell ? 1.0 : -1.0; in DMPlexComputeGeometryFVM_0D_Internal()
2680 for (d = 0; d < dim; ++d) normal[d] /= (norm * sign); in DMPlexComputeGeometryFVM_0D_Internal()
H A Dplexcreate.c3760 PetscReal f, grad[3], n[3], norm, norm_y[3], nd, nd_y[3], sign; in TPSNearestPointResJac() local
3774 sign = n[0] >= 0 ? 1. : -1.; in TPSNearestPointResJac()
3775 n[0] += norm * sign; in TPSNearestPointResJac()
3776 for (PetscInt i = 0; i < 3; i++) n_y[0][i] += norm_y[i] * sign; in TPSNearestPointResJac()
/petsc/lib/petsc/bin/maint/abi-compliance-checker/ !
H A DLICENSE494 school, if any, to sign a "copyright disclaimer" for the library, if
/petsc/doc/faq/ !
H A Dindex.md1494 usually a sign of a bad Jacobian). Use `-info` in PETSc 3.1 and older versions,
/petsc/share/petsc/datafiles/meshes/ !
H A Dtestcase3D.cas4988 (electrolysis/vof-test-sign 1.)
6531 (narrow-gaps/numerics/adjust-gflux-sign? #t)