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Searched refs:affine (Results 1 – 7 of 7) sorted by relevance

/petsc/src/ts/impls/implicit/theta/
H A Dtheta.c14 …Vec affine; /* Affine vector needed for residual at beginning of step in endpoint fo… member
217 if (!th->affine) PetscCall(VecDuplicate(ts->vec_sol, &th->affine)); in TSStep_Theta()
219 PetscCall(TSComputeIFunction(ts, ts->ptime, th->X0, th->Xdot, th->affine, PETSC_FALSE)); in TSStep_Theta()
220 PetscCall(VecScale(th->affine, (th->Theta - 1) / th->Theta)); in TSStep_Theta()
223 PetscCall(TSTheta_SNESSolve(ts, th->endpoint ? th->affine : NULL, th->X)); in TSStep_Theta()
896 PetscCall(VecDestroy(&th->affine)); in TSReset_Theta()
1037 if (th->endpoint) PetscCall(VecDuplicate(ts->vec_sol, &th->affine)); in TSSetUp_Theta()
/petsc/src/dm/impls/plex/
H A Dplexsfc.c344 …PetscCall(VecScatterBegin(dm->periodic.affine_to_local[i], dm->periodic.affine[i], l, ADD_VALUES, … in DMCoordAddPeriodicOffsets_Private()
345 …PetscCall(VecScatterEnd(dm->periodic.affine_to_local[i], dm->periodic.affine[i], l, ADD_VALUES, SC… in DMCoordAddPeriodicOffsets_Private()
1097 PetscCall(PetscFree2(dm->periodic.affine_to_local, dm->periodic.affine)); in DMPeriodicCoordinateSetUp_Internal()
1098 …iodic.num_affines, &dm->periodic.affine_to_local, dm->periodic.num_affines, &dm->periodic.affine)); in DMPeriodicCoordinateSetUp_Internal()
1152 dm->periodic.affine[f] = P; in DMPeriodicCoordinateSetUp_Internal()
H A Dplexgmsh.c851 double affine[16]; in GmshReadPeriodic_v40() local
881 PetscCall(PetscViewerRead(viewer, affine, 16, NULL, PETSC_DOUBLE)); in GmshReadPeriodic_v40()
/petsc/include/petsc/private/
H A Ddmimpl.h285 Vec *affine; member
/petsc/src/dm/interface/
H A Ddm.c766 PetscCall(VecDestroy(&(*dm)->periodic.affine[i])); in DMDestroy()
768 …ic.num_affines > 0) PetscCall(PetscFree2((*dm)->periodic.affine_to_local, (*dm)->periodic.affine)); in DMDestroy()
/petsc/src/binding/petsc4py/src/petsc4py/PETSc/
H A DSNES.pyx1727 The affine right-hand side or `None` to use zero.
/petsc/doc/
H A Dpetsc.bib28852 @Article{ ferris.philpott:affine,
33487 title = {Global error bounds for monotone affine variational inequality problems},
38027 @Article{ vanderbei:affine-scaling,
38683 @Article{ ye:affine,
38685 title = {On affine scaling algorithms for nonconvex quadratic programming},