23   Vec       X0, Xa, X1;  member
73   Vec       X1 = X, V1 = th->V1;  in TSAlpha_StageVecs()  local
83   PetscCall(VecWAXPY(V1, -1.0, X0, X1));  in TSAlpha_StageVecs()
86   PetscCall(VecWAXPY(Xa, -1.0, X0, X1));  in TSAlpha_StageVecs()
118   Vec       X0 = ts->vec_sol, X1, X2 = th->X1;  in TSAlpha_Restart()  local
122   PetscCall(VecDuplicate(X0, &X1));  in TSAlpha_Restart()
137   PetscCall(VecCopy(th->X0, X1));  in TSAlpha_Restart()
138   PetscCall(TSAlpha_SNESSolve(ts, NULL, X1));  in TSAlpha_Restart()
139   PetscCall(TSPostStage(ts, th->stage_time, 0, &X1));  in TSAlpha_Restart()
140   PetscCall(TSAdaptCheckStage(ts->adapt, ts, th->stage_time, X1, &stageok));  in TSAlpha_Restart()
145   PetscCall(VecCopy(X1, th->X0));  in TSAlpha_Restart()
156   PetscCall(VecAXPY(th->V0, +4 / time_step, X1));  in TSAlpha_Restart()
163     PetscCall(VecAXPY(th->vec_lte_work, -4, X1));  in TSAlpha_Restart()
175   PetscCall(VecDestroy(&X1));  in TSAlpha_Restart()
203     PetscCall(VecCopy(th->X0, th->X1));  in TSStep_Alpha()
205     PetscCall(TSAlpha_SNESSolve(ts, NULL, th->X1));  in TSStep_Alpha()
211     PetscCall(VecCopy(th->X1, ts->vec_sol));  in TSStep_Alpha()
238   Vec       X  = th->X1;           /* X = solution */  in TSEvaluateWLTE_Alpha()
263     vecs[0] = th->X1;  in TSEvaluateWLTE_Alpha()
325   PetscCall(VecDestroy(&th->X1));  in TSReset_Alpha()
354   PetscCall(VecDuplicate(ts->vec_sol, &th->X1));  in TSSetUp_Alpha()