# DAAppGetInterpolationMatrix

Sets pointers to existing vectors containg upper and lower bounds on the variables.

## Synopsis

    #include "taodaapplication.h"
    int DAAppGetInterpolationMatrix(TAO_APPLICATION daapplication, int level, Mat *Interpolate, Vec *CScale)

Collective on TAO_APPLICATION

## Input Parameters

| daapplication | - the DA Application object
| level | - the DA on which the current solution is desired (Level 0 is coarsest)

## Output Parameters

| Interpolate | - the interpolating matrix
| CScale | - the scaling matrix for restriction Matrix

## See Also

DAAppSetBeforeMonitor(), DAAppSetAfterMonitor();

## Keywords

Interpolate, DA

## Examples

src/petsctao/gridapplication/examples/jbearing3f.F
src/petsctao/gridapplication/examples/combustion3.c
src/petsctao/gridapplication/examples/eptorsion3.c
src/petsctao/gridapplication/examples/jbearing3.c
src/petsctao/gridapplication/examples/minsurf3.c

Level:intermediate
Location:src/petsctao/gridapplication/interface/daapp.c
TAO DA Application Index
Table of Contents

### Examples

src/petsctao/gridapplication/examples/eptorsion3.c.html

### Examples

src/petsctao/gridapplication/examples/jbearing3.c.html

### Examples

src/petsctao/gridapplication/examples/minsurf3.c.html

### Examples

src/petsctao/gridapplication/examples/combustion3.c.html