PetscSortRealWithPermutation#
Computes the permutation of PetscReal that gives a sorted sequence.
Synopsis#
#include "petscsys.h"  
PetscErrorCode PetscSortRealWithPermutation(PetscInt n, const PetscReal i[], PetscInt idx[])
Not Collective
Input Parameters#
- n - number of values to sort 
- i - values to sort 
- idx - permutation array. Must be initialized to 0: - n-1 on input.
Note#
On output, i is unchanged and idx[j] is the position of the jth smallest PetscReal in i.
See Also#
Level#
intermediate
Location#
Examples#
src/snes/tutorials/ex13.c
src/ts/tutorials/extchem.c
Index of all Sys routines
Table of Contents for all manual pages
Index of all manual pages