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Searched refs:Delta (Results 1 – 10 of 10) sorted by relevance

/petsc/lib/petsc/bin/maint/petsclinter/petsclinter/classes/
H A D_patch.py13 class Delta: class
73 def is_deletion_superset_of(self, other: Delta) -> bool: argument
96 deltas: tuple[Delta, ...]
115 self.deltas = (Delta(value, self.extent, self.ctxlines),)
230 def cull_deltas(deltas: tuple[Delta, ...]) -> tuple[Delta, ...]: argument
/petsc/src/snes/tutorials/
H A Dex71.c30 PetscReal Delta; /* Pressure drop per unit length */ member
71 PetscReal Delta = param->Delta; in quadratic_u() local
78 for (d = 1; d < dim; ++d) u[0] += Delta / (fac * 2.0 * nu) * X[d] * (1.0 - X[d]); in quadratic_u()
86 PetscReal Delta = param->Delta; in linear_p() local
88 p[0] = -Delta * X[0]; in linear_p()
130 const PetscReal Delta = PetscRealPart(constants[0]); in f0_bd_u() local
135 for (d = 0; d < dim; ++d) f0[d] = -Delta * X * n[d]; in f0_bd_u()
177 PetscCall(PetscBagRegisterReal(bag, &p->Delta, 1.0, "Delta", "Pressure drop per unit length")); in SetupParameters()
248 constants[0] = param->Delta; in SetupProblem()
/petsc/src/benchmarks/streams/
H A DBasicVersion.c146 int i, minDelta, Delta; in checktick() local
165 Delta = (int)(1.0E6 * (timesfound[i] - timesfound[i - 1])); in checktick()
166 minDelta = MIN(minDelta, MAX(Delta, 0)); in checktick()
H A DSSEVersion.c272 int i, minDelta, Delta; in checktick() local
291 Delta = (int)(1.0E6 * (timesfound[i] - timesfound[i - 1])); in checktick()
292 minDelta = MIN(minDelta, MAX(Delta, 0)); in checktick()
/petsc/lib/petsc/bin/maint/abi-compliance-checker/modules/Internals/
H A DCallConv.pm1205 my $Delta = $Size-$MSize{$FieldPos};
1206 if($Delta>=0)
1218 $Delta = abs($Delta);
1219 if($Delta+$Padding>=$MSize{$Pos})
1221 if(($Offset-$Delta) % $Alignment{$Pos} != 0)
1223 my $NPadding = $Alignment{$Pos} - ($Offset-$Delta) % $Alignment{$Pos};
1224 if($NPadding+$MSize{$Pos}<=$Delta+$Padding)
/petsc/doc/tutorials/
H A Dguide_to_examples_by_physics.md13 -\Delta u = f
98 \frac{\partial u}{\partial t} - \Delta u = f
/petsc/doc/manual/
H A Dsnes.md47 1. & \text{(Approximately) solve} & \mathbf{J}(\mathbf{x}_k) \Delta \mathbf{x}_k &= -\mathbf{F}(\ma…
48 2. & \text{Update} & \mathbf{x}_{k+1} &\gets \mathbf{x}_k + \Delta \mathbf{x}_k.
477 \Delta = \Delta_0 \| F_0 \|_2,
533 % math::L^2 = \|\Delta x\|^2 + \psi^2 (\Delta\lambda)^2,
536 constraint surface, $\Delta\mathbf x$ and $\Delta\lambda$ are the
566 b &= 2\delta\mathbf x^Q\cdot (\Delta\mathbf x + \delta s\delta\mathbf x^F) + 2\psi^2 \Delta\lambda,…
567 c &= \|\Delta\mathbf x + \delta s\delta\mathbf x^F\|^2 + \psi^2 \Delta\lambda^2 - L^2.
571 Since in the first iteration, $\Delta\mathbf x = \delta\mathbf x^F = \mathbf 0$ and
572 $\Delta\lambda = 0$, $b = 0$ and the equation simplifies to a pair of
583 …delta\lambda) = \text{sign}\big(\delta\mathbf x^Q \cdot (\Delta\mathbf x)_{i-1} + \psi^2(\Delta\la…
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H A Dts.md1049 \Delta t_{\rm new}(t)&=&\Delta t_{\rm{old}} \min(\alpha_{\max},
1055 $\Delta t$ to within a certain factor, and $\beta<1$ is
/petsc/src/snes/tutorials/output/
H A Dex19_bcgsl.out32 Delta = 0.
/petsc/doc/
H A Dpetsc.bib13347 booktitle = {Proceedings of the First Intel Delta Applications Workshop},