petsc-master 2019-03-25
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PetscGlobalMinMaxReal

Get the global min/max from local min/max input

Synopsis

#include "petscsys.h"  
PetscErrorCode PetscGlobalMinMaxReal(MPI_Comm comm, PetscReal minMaxVal[2], PetscReal minMaxValGlobal[2])
Collective on comm

Input Parameter

minMaxVal -An array with the local min and max

Output Parameter

minMaxValGlobal -An array with the global min and max

Keywords

minimum, maximum

See Also

PetscSplitOwnership()

Level

beginner

Location

src/sys/utils/mpiu.c
Index of all Sys routines
Table of Contents for all manual pages
Index of all manual pages