PetscGlobalMax
Computes the maximum value over several processors
Synopsis
#include "petsc.h"
int PetscGlobalMax(PetscReal* local,PetscReal* result,MPI_Comm comm)
Collective on MPI_Comm
Input Parameters
| local | - the local value
|
| comm | - the processors that find the maximum
|
Output Parameter
result -the maximum value
Notes
These functions are to be used inside user functions that are to be processed with
ADIC. PETSc will automatically provide differentiated versions of these functions
See Also
PetscGlobalMin(), PetscGlobalSum()
Level:intermediate
Location:src/sys/src/objects/pinit.c
Index of all Sys routines
Table of Contents for all manual pages
Index of all manual pages
Examples
src/snes/examples/tutorials/ex26.c.html