PETSc version 3.16.6
PetscSortRealWithPermutation
Computes the permutation of values 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.
|
Notes
i is unchanged on output.
See Also
PetscSortReal(), PetscSortIntWithPermutation()
Level
intermediate
Location
src/sys/utils/sortip.c
Examples
src/ts/tutorials/extchem.c.html
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