FNPhiGetIndex — SLEPc 3.25.1 documentation

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# FNPhiGetIndex

Gets the index of the \(\varphi\)-function.

## Synopsis

    #include "slepcfn.h"
    PetscErrorCode FNPhiGetIndex(FN fn,PetscInt *k)

Not Collective

## Input Parameter

- fn - the math function context

## Output Parameter

- k - the index

## See Also

FN: Mathematical Functions, `FNPHI`, `FNPhiSetIndex()`

## Level

intermediate

## Location

src/sys/classes/fn/impls/phi/fnphi.c

## Implementations

FNPhiGetIndex_Phi() in src/sys/classes/fn/impls/phi/fnphi.c

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