| /petsc/doc/changes/ |
| H A D | 232.md | 20 efficient "restriction operators"
35 the operators you pass in. Current usage will work, however this
36 means you NO LONGER need to keep a reference to the operators
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| H A D | 324.md | 190 - Change `PetscFEIntegrateJacobian()` signature to allow rectangular operators
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| H A D | 37.md | 126 solves within PCMG when using Galerkin coarse level operators.
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| H A D | 33.md | 69 operators smoothing is recommended: -pc_gamg_agg_nsmooths 1.
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| /petsc/src/ksp/pc/impls/hmg/ |
| H A D | hmg.c | 98 Mat *operators, *interpolations; in PCSetUp_HMG() local
157 if (!hmg->subcoarsening) PetscCall(PCGetCoarseOperators(hmg->innerpc, &num_levels, &operators)); in PCSetUp_HMG()
184 pmat = operators[level - 1]; in PCSetUp_HMG()
199 if (!hmg->subcoarsening) PetscCall(PetscFree(operators)); in PCSetUp_HMG()
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| /petsc/doc/overview/ |
| H A D | nutshell.md | 16 - {any}`Matrices <ch_matrices>` - contain Jacobians and operators that define linear systems (`Mat`…
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| /petsc/systems/Apple/OSX/bin/ |
| H A D | makedocs | 74 <Name>Matrix-free operators -- MatFD</Name>
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| /petsc/systems/Apple/iOS/bin/ |
| H A D | makedocs | 74 <Name>Matrix-free operators -- MatFD</Name>
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| /petsc/src/binding/petsc4py/docs/source/ |
| H A D | petsc_python_types.rst | 19 PETSc provides a convenient way to compute the action of linear operators coded
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| /petsc/src/binding/petsc4py/src/petsc4py/PETSc/ |
| H A D | KSP.pyx | 739 # --- operators and preconditioner ---
777 operators: KSPOperatorsFunction,
780 """Set routine to compute the linear operators.
786 operators
787 Function which computes the operators.
789 Positional arguments for callback function ``operators``.
791 Keyword arguments for callback function ``operators``.
795 The user provided function `operators` will be called
816 context = (operators, args, kargs)
2286 # --- operators ---
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| H A D | DM.pyx | 2300 self, operators, argument
2310 Callback function to compute the operators.
2323 context = (operators, args, kargs)
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| H A D | Mat.pyx | 1609 """Create a `Type.IS` matrix representing globally unassembled operators.
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| /petsc/doc/community/bofs/ |
| H A D | 2026_Feb_CASS.md | 99 … relying upon libCEED for the local action of the linear and non-linear operators in a matrix-free…
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| /petsc/doc/manual/ |
| H A D | fe.md | 5 …ils there interaction with the `DMPLEX` class to assemble functions and operators over computation…
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| H A D | dmstag.md | 45 ## Working with vectors and operators (matrices)
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| H A D | ksp.md | 971 method that uses the full restriction and interpolation operators. The
1289 currently: non-elliptic operators, curl/curl operators, highly stretched
1294 others. For Grad-Div and Curl-Curl operators, you may want to try the
1644 can be used to obtain the operators with `PCGetOperators()` and the
1780 operators, and code to calculate residuals. The `PCMG` package allows
1835 interpolation/restriction operators that are used, are mandatory. To set
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| H A D | getting_started.md | 413 The user first creates the `KSP` context and sets the operators
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| /petsc/doc/developers/ |
| H A D | testing.md | 867 (`|`) operators in the `query` field. One may also use their alternate spellings
904 Here is a way of getting a feel for how the union and intersect operators work:
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| /petsc/src/tao/leastsquares/tutorials/matlab/more_wild_probs/ |
| H A D | g_dfovec_1d.m | 23 % NOOPEROPTIM -- Do not use optimized operators. I.e.:
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| /petsc/src/ksp/pc/impls/hypre/ |
| H A D | hypre.c | 153 static PetscErrorCode PCGetCoarseOperators_BoomerAMG(PC pc, PetscInt *nlevels, Mat *operators[]) in PCGetCoarseOperators_BoomerAMG() argument
173 *operators = mattmp; in PCGetCoarseOperators_BoomerAMG()
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| /petsc/doc/faq/ |
| H A D | index.md | 1062 An alternative is to interpret the matrices as differential operators and apply
1576 (e.g. incompressible flow) or strongly nonsymmetric operators (e.g. low-Mach hyperbolic
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| /petsc/doc/ |
| H A D | petsc.bib | 2528 title = {Comparison of particle trajectories and collision operators for collisional
2887 title = {H2Opus: a distributed memory {multi-GPU} software for non-local operators},
9473 discretizations of both the Laplacian and Elasticity operators on an NVIDIA
16539 elliptic operators with {$L^\infty$}-coefficients},
17423 title = {Spectra and pseudospectra: the behavior of nonnormal matrices and operators},
17568 operators are constructed which yield coarse grid basis functions with a minimal
20074 title = {Stability of operator splitting methods for systems with indefinite operators:
24279 objects arising in optimization problems, such as vectors, linear operators, and
24953 monotone operators},
35282 title = {Ergodic convergence to a zero of the sum of monotone operators in {H}ilbert
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