83   PetscBool        fasthasE;  in TSExtrapolate_ARKIMEX_FastSlowSplit()  local
100   PetscCall(TSHasRHSFunction(ark->subts_fast, &fasthasE));  in TSExtrapolate_ARKIMEX_FastSlowSplit()
101   if (fasthasE) PetscCall(VecMAXPY(X, s, b, ark->YdotRHS_prev));  in TSExtrapolate_ARKIMEX_FastSlowSplit()
128   PetscBool    fasthasE;  in TSEvaluateStep_ARKIMEX_FastSlowSplit()  local
142   if (ark->is_fast) PetscCall(TSHasRHSFunction(ark->subts_fast, &fasthasE));  in TSEvaluateStep_ARKIMEX_FastSlowSplit()
154         if (fasthasE) PetscCall(VecMAXPY(Xfast, s, w, ark->YdotRHS_fast));  in TSEvaluateStep_ARKIMEX_FastSlowSplit()
174         if (fasthasE) PetscCall(VecMAXPY(Xfast, s, w, ark->YdotRHS_fast));  in TSEvaluateStep_ARKIMEX_FastSlowSplit()
189         if (fasthasE) PetscCall(VecMAXPY(Xfast, tab->s, w, ark->YdotRHS_fast));  in TSEvaluateStep_ARKIMEX_FastSlowSplit()
227   PetscBool        fasthasE = PETSC_FALSE, stageok, accept = PETSC_TRUE;  in TSStep_ARKIMEX_FastSlowSplit()  local
231   if (ark->is_fast) PetscCall(TSHasRHSFunction(ark->subts_fast, &fasthasE));  in TSStep_ARKIMEX_FastSlowSplit()
236     if (fasthasE) PetscCall(VecDuplicateVecs(Xfast, tab->s, &ark->YdotRHS_prev));  in TSStep_ARKIMEX_FastSlowSplit()
250         if (fasthasE) PetscCall(VecCopy(YdotRHS_fast[i], ark->YdotRHS_prev[i]));  in TSStep_ARKIMEX_FastSlowSplit()
303           if (fasthasE) {  in TSStep_ARKIMEX_FastSlowSplit()
314           if (fasthasE) {  in TSStep_ARKIMEX_FastSlowSplit()
365 …if (fasthasE) PetscCall(TSComputeRHSFunction(ark->subts_fast, ark->stage_time, Y[i], YdotRHS_fast[…  in TSStep_ARKIMEX_FastSlowSplit()