# IPSetMatrix

Specifies the matrix representation of the inner product.

### Synopsis

    #include "slepcip.h"
    PetscErrorCode IPSetMatrix(IP ip,Mat mat)

Collective on IP

### Input Parameters

| ip | - the inner product context
| mat | - the matrix (may be NULL)

### Notes

A NULL has the same effect as if the identity matrix was passed.

This function is called by EPSSetProblemType() and usually need not be called by the user.

### See Also

IPGetMatrix(), IPInnerProduct(), IPNorm(), EPSSetProblemType()

Location: src/ip/ipform.c
Index of all IP routines
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Index of all manual pages