petsc-3.7.5 2017-01-01
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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
Index of all Sys routines
Table of Contents for all manual pages
Index of all manual pages

Examples

src/ts/examples/tutorials/extchem.c.html