:orphan:
# VecConjugate
Conjugates a vector. That is, replace every entry in a vector with its complex conjugate 
## Synopsis
```
#include "petscvec.h"   
PetscErrorCode VecConjugate(Vec x)
```
Logically Collective


## Input Parameter

- ***x -*** the vector





## See Also
 [](ch_vectors), `Vec`, `VecSet()`

## Level
intermediate

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/vec/vec/interface/vector.c.html#VecConjugate">src/vec/vec/interface/vector.c</A>

## Implementations

<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/vec/vec/impls/nest/vecnest.c.html#VecConjugate_Nest">VecConjugate_Nest in src/vec/vec/impls/nest/vecnest.c</A><BR>
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/vec/vec/impls/seq/bvec2.c.html#VecConjugate_Seq">VecConjugate_Seq in src/vec/vec/impls/seq/bvec2.c</A><BR>
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/vec/vec/impls/seq/kokkos/veckok.kokkos.cxx.html#VecConjugate_SeqKokkos">VecConjugate_SeqKokkos in src/vec/vec/impls/seq/kokkos/veckok.kokkos.cxx</A><BR>


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[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/vec/vec/interface/vector.c)


[Index of all Vec routines](index.md)  
[Table of Contents for all manual pages](/manualpages/index.md)  
[Index of all manual pages](/manualpages/singleindex.md)