petsc-3.10.5 2019-03-28
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# PetscSectionVecNorm

Computes the vector norm, separated into field components.

### Synopsis

    #include "petscvec.h"
    #include "petscvec.h"
    PetscErrorCode PetscSectionVecNorm(PetscSection s, PetscSection gs, Vec x, NormType type, PetscReal val[])

### Input Parameters

| s | - the local Section
| gs | - the global section
| x | - the vector
| type | - one of NORM_1, NORM_2, NORM_INFINITY.

### Output Parameter

val -the array of norms

### See Also

VecNorm(), PetscSectionCreate()

### Level

intermediate

### Location

src/vec/vec/utils/vsection.c
Index of all Vec routines
Table of Contents for all manual pages
Index of all manual pages