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5.8.3  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 5.29.2).
Input :

numer(42/12)

or :

getNum(42/12)

Output :

7

To avoid simplifications, the argument must be quoted (for rational fractions see 5.29.1).
Input :

numer(’42/12’)

or :

getNum(’42/12’)

Output :

42

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