221 …S_fast, *YdotRHS_slow = ark->YdotRHS_slow, *YdotI_fast = ark->YdotI_fast, Yfast, Yslow, Xfast, Xsl…  in TSStep_ARKIMEX_FastSlowSplit()  local
300           PetscCall(VecGetSubVector(Y[i], ark->is_fast, &Yfast));  in TSStep_ARKIMEX_FastSlowSplit()
302           PetscCall(VecMAXPY(Yfast, i, w, YdotI_fast));  in TSStep_ARKIMEX_FastSlowSplit()
305             PetscCall(VecMAXPY(Yfast, i, w, YdotRHS_fast));  in TSStep_ARKIMEX_FastSlowSplit()
307           PetscCall(VecRestoreSubVector(Y[i], ark->is_fast, &Yfast));  in TSStep_ARKIMEX_FastSlowSplit()
321           PetscCall(VecGetSubVector(Y[i], ark->is_fast, &Yfast));  in TSStep_ARKIMEX_FastSlowSplit()
324             PetscCall(TSExtrapolate_ARKIMEX_FastSlowSplit(ts, ct[i], Yfast));  in TSStep_ARKIMEX_FastSlowSplit()
327 …        PetscCall(VecISCopy(i > 0 ? Y[i - 1] : ts->vec_sol, ark->is_fast, SCATTER_REVERSE, Yfast));  in TSStep_ARKIMEX_FastSlowSplit()
329           PetscCall(SNESSolve(snes, NULL, Yfast));  in TSStep_ARKIMEX_FastSlowSplit()
330           PetscCall(VecRestoreSubVector(Y[i], ark->is_fast, &Yfast));  in TSStep_ARKIMEX_FastSlowSplit()
351             PetscCall(VecGetSubVector(Y[i], ark->is_fast, &Yfast));  in TSStep_ARKIMEX_FastSlowSplit()
352 …PetscCall(VecAXPBYPCZ(YdotI_fast[i], -ark->scoeff / h, ark->scoeff / h, 0, Z, Yfast)); /* YdotI = …  in TSStep_ARKIMEX_FastSlowSplit()
353             PetscCall(VecRestoreSubVector(Y[i], ark->is_fast, &Yfast));  in TSStep_ARKIMEX_FastSlowSplit()
361             PetscCall(VecGetSubVector(Y[i], ark->is_fast, &Yfast));  in TSStep_ARKIMEX_FastSlowSplit()
362 …PetscCall(VecAXPBYPCZ(YdotI_fast[i], -ark->scoeff / h, ark->scoeff / h, 0, Z, Yfast)); /* YdotI = …  in TSStep_ARKIMEX_FastSlowSplit()
363             PetscCall(VecRestoreSubVector(Y[i], ark->is_fast, &Yfast));  in TSStep_ARKIMEX_FastSlowSplit()