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##

Simplify : `simp2`

`simp2` takes as argument two polynomials (or two integers see
1.8.6).
These two polynomials are seen as the numerator and denominator
of a rational fraction.

`simp2` returns a list of two polynomials seen as the numerator
and denominator of an irreducible representant of
this rational fraction.

Input :
`simp2(x``^`

3-1,x`^`

2-1)

Output :
`[x``^`

2+x+1,x+1]

giac documentation written by Renée De Graeve and Bernard Parisse