:orphan:
# PETSC_VIEWER_MATLAB_WORLD
same as `PETSC_VIEWER_MATLAB_`(PETSC_COMM_WORLD) 

## Level
intermediate

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/include/petscviewer.h.html#PETSC_VIEWER_MATLAB_WORLD">include/petscviewer.h</A>


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[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/include/petscviewer.h)


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