Lines Matching refs:PETSc

3 from petsc4py import PETSc
51         snes = PETSc.SNES()
52         snes.create(PETSc.COMM_SELF)
59         PETSc.garbage_cleanup()
74         self.snes.setDivergenceTolerance(PETSc.UNLIMITED)
76         self.assertEqual(dtol, PETSc.UNLIMITED)
77         self.snes.setDivergenceTolerance(PETSc.CURRENT)
78         self.assertEqual(dtol, PETSc.UNLIMITED)
102         reason = PETSc.SNES.ConvergedReason.CONVERGED_ITS
108         reason = PETSc.SNES.ConvergedReason.DIVERGED_MAX_IT
114         reason = PETSc.SNES.ConvergedReason.CONVERGED_ITERATING
135         r = PETSc.Vec().createSeq(2)
151         r = PETSc.Vec().createSeq(2)
165         J = PETSc.Mat().create(PETSc.COMM_SELF)
167         J.setType(PETSc.Mat.Type.SEQAIJ)
186         J = PETSc.Mat().create(PETSc.COMM_SELF)
188         J.setType(PETSc.Mat.Type.SEQAIJ)
192         x = PETSc.Vec().createSeq(2)
228         J = PETSc.Mat().create(PETSc.COMM_SELF)
230         J.setType(PETSc.Mat.Type.SEQAIJ)
232         r = PETSc.Vec().createSeq(2)
233         x = PETSc.Vec().createSeq(2)
234         b = PETSc.Vec().createSeq(2)
235         if self.snes.getType() == PETSc.SNES.Type.NEWTONAL:
237             self.snes.setNewtonALCorrectionType(PETSc.SNES.NewtonALCorrectionType.EXACT)
259         if self.snes.getType() != PETSc.SNES.Type.NEWTONAL:
271         if self.snes.getType() != PETSc.SNES.Type.NEWTONAL:
346         params['version'] = PETSc.CURRENT
358         J = PETSc.Mat().create(PETSc.COMM_SELF)
360         J.setType(PETSc.Mat.Type.SEQAIJ)
362         r = PETSc.Vec().createSeq(2)
363         x = PETSc.Vec().createSeq(2)
364         b = PETSc.Vec().createSeq(2)
375         if self.snes.getType() == PETSc.SNES.Type.NEWTONLS:
383         J = PETSc.Mat().create(PETSc.COMM_SELF)
385         J.setType(PETSc.Mat.Type.SEQAIJ)
387         r = PETSc.Vec().createSeq(2)
388         x = PETSc.Vec().createSeq(2)
389         b = PETSc.Vec().createSeq(2)
404         if self.snes.getType() != PETSc.SNES.Type.NEWTONAL:
416         if self.snes.getType() == PETSc.SNES.Type.NEWTONTR:
421         if self.snes.getType() == PETSc.SNES.Type.NEWTONTR:
426         if self.snes.getType() == PETSc.SNES.Type.NEWTONTR:
429         self.snes.setTRTolerances(*(PETSc.DETERMINE,)*3)
430         self.snes.setTRUpdateParameters(*(PETSc.DETERMINE,)*5)
431         if self.snes.getType() == PETSc.SNES.Type.NEWTONTR:
439     SNES_TYPE = PETSc.SNES.Type.NEWTONLS
443     SNES_TYPE = PETSc.SNES.Type.NEWTONTR
447     SNES_TYPE = PETSc.SNES.Type.NEWTONAL
455         ls = PETSc.SNESLineSearch()
460         ls = PETSc.SNESLineSearch().create()
461         ls.setType(PETSc.SNESLineSearch.Type.BASIC)
467         ls = PETSc.SNESLineSearch().create()
479         ls = PETSc.SNESLineSearch().create()
486         ls = PETSc.SNESLineSearch().create()
492         snes = PETSc.SNES().create()
494         self.assertTrue(isinstance(ls, PETSc.SNESLineSearch))