:orphan: # TSGetQuadratureTS Return the sub-`TS` that evaluates integrals over time ## Synopsis ``` #include "petscts.h" PetscErrorCode TSGetQuadratureTS(TS ts, PetscBool *fwd, TS *quadts) ``` ## Input Parameter - ***ts -*** the `TS` context obtained from `TSCreate()` ## Output Parameters - ***fwd -*** flag indicating whether to evaluate cost integral in the forward run or the adjoint run - ***quadts -*** the child `TS` context ## See Also [](ch_ts), `TSCreateQuadratureTS()` ## Level intermediate ## Location src/ts/interface/sensitivity/tssen.c --- [Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/ts/interface/sensitivity/tssen.c) [Index of all Sensitivity routines](index.md) [Table of Contents for all manual pages](/manualpages/index.md) [Index of all manual pages](/manualpages/singleindex.md)