slepc-3.7.3 2016-09-29
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# FNRationalGetDenominator

Gets the parameters that define the denominator of the rational function.

### Synopsis

    #include "slepcfn.h"
    PetscErrorCode FNRationalGetDenominator(FN fn,PetscInt *nq,PetscScalar *qcoeff[])

Not Collective

### Input Parameter

| fn | - the math function context

### Output Parameters

| nq | - number of coefficients
| qcoeff | - coefficients (array of scalar values, length nq)

### Notes

The values passed by user with FNRationalSetDenominator() are returned (or null pointers otherwise). The qcoeff array should be freed by the user when no longer needed.

### See Also

FNRationalSetDenominator()

Location: src/sys/classes/fn/impls/rational/fnrational.c
Index of all FN routines
Table of Contents for all manual pages
Index of all manual pages