# TSPseudoVerifyTimeStep

Verifies whether the last timestep was acceptable.

### Synopsis

    #include "petscts.h"
    PetscErrorCode PETSCTS_DLLEXPORT TSPseudoVerifyTimeStep(TS ts,Vec update,PetscReal *dt,PetscTruth *flag)

Collective on TS

### Input Parameters

| ts | - timestep context
| update | - latest solution vector

### Output Parameters

| dt | - newly computed timestep (if it had to shrink)
| flag | - indicates if current timestep was ok

### Notes

The routine to be called here to compute the timestep should be set by calling TSPseudoSetVerifyTimeStep().

### Keywords

timestep, pseudo, verify

### See Also

TSPseudoSetVerifyTimeStep(), TSPseudoDefaultVerifyTimeStep()

Level:advanced
Location:src/ts/impls/pseudo/posindep.c
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