slepc-3.18.1 2022-11-02
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# FNCombineGetChildren

Gets the two child functions that constitute this combined function, and the way they are combined.

### Synopsis

    #include "slepcfn.h"
    PetscErrorCode FNCombineGetChildren(FN fn,FNCombineType *comb,FN *f1,FN *f2)

Not Collective

### Input Parameter

| fn | - the math function context

### Output Parameters

| comb | - how to combine the functions (addition, multiplication, division or composition)
| f1 | - first function
| f2 | - second function

### See Also

FNCombineSetChildren()

### Level

intermediate

### Location

src/sys/classes/fn/impls/combine/fncombine.c
Index of all FN routines
Table of Contents for all manual pages
Index of all manual pages