### 2.8.3 Numerator of a fraction after simplification : `numer`
`getNum`

`numer` or `getNum` takes as argument a fraction and returns the numerator of this fraction after simplification (for rational fractions, see 2.28.2).
Input :

`numer(42/12)`

Or :

`getNum(42/12)`

Output :

`7`

To avoid simplifications, the argument must be quoted (for rational fractions see 2.28.1).
Input :

`numer(’42/12’)`

Or :

`getNum(’42/12’)`

Output :

`42`