# TaoADMMSetMisfitHessianChangeStatus
Set boolean that determines  whether Hessian matrix of misfit subsolver changes with respect to input vector. 
## Synopsis
```
#include "petsctao.h" 
PetscErrorCode TaoADMMSetMisfitHessianChangeStatus(Tao tao, PetscBool b)
```
Collective on Tao


## Input Parameters

- ***tao -*** the Tao solver context.
- ***b -*** the Hessian matrix change status boolean, PETSC_FALSE  when the Hessian matrix does not change, TRUE otherwise.





## See Also
 `TAOADMM`


## Level
advanced

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/tao/constrained/impls/admm/admm.c.html#TaoADMMSetMisfitHessianChangeStatus">src/tao/constrained/impls/admm/admm.c</A>

## Examples
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/tao/constrained/tutorials/tomographyADMM.c.html">src/tao/constrained/tutorials/tomographyADMM.c.html</A><BR>


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[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/tao/constrained/impls/admm/admm.c)


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