On Fri, 2011-02-11 at 09:20 +0000, David Kirkby wrote: > On 10 February 2011 14:51, rjf <fate...@gmail.com> wrote: > > in maxima, gcd(1/4,1/6) is 1/12, lcm is 1/2 > > > > Since maxima immediately simplifies 2/1 to 2, there is no > > distinction between gcd(2/1, ....) and gcd(2, ...) > > FWIW, I just noticed that Mathematica treats 2/1 as an integer and not > as a rational. > > In[1]:= Head[2] > > Out[1]= Integer > > In[2]:= Head[1/3] > > Out[2]= Rational > > In[3]:= Head[2/1] > > Out[3]= Integer > What does MMA do with gcd(2/1,4)
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